Unifab Software Update History

UnifabUniFab for MacScreen RecorderToolkitVideo EditorVideo Converter ProUnifab Studio

3.0.3.0 2025-10-17

  • Optimization: Improved NVIDIA 50 series GPU utilization, significantly reducing video processing time for a more efficient experience.
  • Optimization: Brand new feature entry interface with optimized function partitions and icon styles, enhancing user experience.
  • Fix: Resolved several known interface issues.

3.0.2.9 2025-09-26

  • New: Added a fast denoising model to Denoiser, using advanced algorithms for more efficient noise suppression and image enhancement.
  • New: Released Colorizer V2 official version, featuring a brand-new multi-scene mode that supports both high-speed and standard processing modes.
  • Optimization: RTX RapidHDR AI now includes anomaly detection and popup alerts.
  • Optimization: Subtitle Generator AI added detection popup for version incompatibility warnings.
  • Fix: Fixed display issues on the Subtitle Generator AI export page.
  • Fix: Resolved several UI styling problems.

3.0.2.8 2025-09-10

  • Optimization: Major upgrade to Subtitle Generator AI's audio recognition and translation capabilities. Translation accuracy significantly improved, omission rate greatly reduced, and subtitle watermark issues resolved.(Version 3027 has parameter issues that may cause task failure. It is strongly recommended that you upgrade to the latest version.)
  • Optimization: HDR Upconverter processing speed notably improved, now 1 to 1.5 times faster than before.
  • Fix: Resolved an issue with output results when converting to Dolby Vision mode after trimming in HDR Upconverter.
  • Fixed: Resolved resolution errors and HDR generation failures occurring under specific conditions in RTX RapidHDR AI.
  • Fix: Fixed a recurring download issue with Fast Model Runtime in the model manager under certain conditions.
  • Fix: Addressed an issue where the bitrate/pixel sliders in Advanced Settings could not be moved in specific situations.
  • Fixed: Resolved the issue where custom presets in Converter were not working.

3.0.2.7 2025-09-04

  • New: RTX RapidHDR AI module deeply integrates NVIDIA RTX Video technology with native CUDA acceleration, delivering AI-powered super-resolution upscaling, artifact removal, and dynamic HDR.
  • New: Added plugin and GPU matching detection logic to prevent conversion failures caused by GPU device updates.
  • New: Added feature popup allowing users to view version update details via a popup window.
  • Fix: Fixed issues related to output file renaming under specific conditions.
  • Fix: Fixed several known interface issues.

3.0.2.6 2025-08-21

  • Fix: Issue with the Colorizer where the reference frame slider could not be grabbed or moved in certain situations.
  • Fix: Styling issue with the Home button during feature conversion.
  • Fix: Known interface issues in All History.
  • Fix: Known text errors.

3.0.2.5 2025-08-12

  • New: Added "All History" navigation entry to centrally display function history (completed tasks).
  • Optimization: Improved the Finished interface display, adding function and model identification.
  • Optimization: Conversion now supports retaining information for Dolby Profile 5 sources.
  • Optimization: Update check popup upgraded with a changelog display.
  • Fix: Fixed an issue where presets were not applied correctly in the converter.

3.0.2.4 2025-07-31

  • New: Added integrated News Center feature.
  • Fix: Resolved an issue where autopilot input resolution did not match output resolution under certain conditions.
  • Fix: Fixed colorizer output resolution shrinking issue in specific cases.
  • Fix: Improved colorizer adaptability for vertical videos.
  • Fix: Addressed abnormal VRAM display on multi-GPU systems.
  • Fix: Various known interface optimizations.

3.0.2.3 2025-07-23

  • Optimization: Subtitle Generator now optimizes line breaks for long single-line subtitles.
  • Optimization: Subtitle Generator supports batch setting of audio track languages.
  • Optimization: Added an option for interlaced source preference in settings.
  • Fix: Fixed subtitle issues when selecting no subtitles in Converter.
  • Fix: Resolved potential crashes caused by the Converter’s merge function.
  • Fix: Fixed subtitle loss issue in autopilot under certain conditions.
  • Fix: Fixed 16K option not working in specific cases.
  • Fix: Corrected progress information display anomalies during conversion.
  • Fix: Fixed multiple known interface issues.

3.0.2.2 2025-07-11

  • New: Face Enhancer module now supports 2x and 4x resolutions, improving facial detail restoration.
  • New: Upscaler module adds a new Texture Enhanced model, a detail enhancement model that strengthens image textures and significantly improves detail and clarity, currently supported only for 4x resolution.
  • Optimization: Adjustment of Upscaler module model names:
  • Speed Optimized model: fast model with the highest output speed
  • Quality Optimized model: high-quality model balancing speed and quality
  • Anime Optimized model: specially designed for anime enhancement
  • Optimization: Smoother module optimized Fast model for faster export speed and better effects.
  • Optimization: AI Subtitle module improved subtitle file naming compatibility and updated naming conventions.
  • Fix: Fixed abnormal output frame rate issue in Smoother module.
  • Fix: Corrected resolution parameter error when outputting beyond 8K resolution.
  • Fix: Resolved some multi-language translation issues in the interface.
  • Fix: Fixed several known interface issues.

3.0.2.1 2025-07-01

  • Fix: Resolved an issue where Colorize could fail to convert when using OneDrive as the temporary directory.

3.0.2.0 2025-06-27

  • New: Beta version of Colorizer V2 supports one-click multi-scene coloring, providing a more comprehensive and richer video coloring experience.
  • *Due to increased server resource load during batch processing of multiple scenes, there may be queues and longer processing times. Please be patient.
  • *The current Colorizer V2 is in beta; users subscribed to the Colorizer feature can enjoy unlimited access to V2.
  • *In the future, we plan to introduce a credit system to better balance server resources and ensure service quality. The original Colorizer V1 will remain unaffected.
  • Optimization: AI Subtitles now support encoding of input SRT files.
  • Optimization: AI Subtitles optimized cloud processing logic to alleviate conversion failures caused by queuing.
  • Fix: AI Subtitles freezing at certain progress points.
  • Fix: HDR output frame rate drops causing playback stuttering under specific conditions.
  • Fix: The issue where NVIDIA 30 series GPUs get stuck at 9.95% progress when using Face Enhancer in certain cases.
  • Fix: Conversion failures caused by different decimal separators in certain regions or countries.

3.0.1.9 2025-06-14

  • New: TV Show Converter now supports importing entire seasons of TV show videos. It can batch convert while searching and writing metadata, and also generates .nfo files to facilitate building multimedia libraries.
  • Optimization: Improved AI subtitle audio analysis capability and accuracy, enhancing cloud processing speed and queue efficiency.
  • New: AI subtitles now support preference settings for selecting subtitle output languages.
  • New: AI subtitles support Thai subtitle output.

3.0.1.7 2025-05-15

  • Added: Subtitle Generator module has been upgraded to the official version (using older versions may cause conversion failures).
  • Added: Subtitle Generator supports importing .srt files (it is recommended to use standard format SRT files to ensure best results).
  • Optimized: Display of HDR10 metadata in HDR Upconverter conversion results.

3.0.1.6 2025-04-29

  • Added: SDR to HDR with new options for 4K UHD and QHD models, and a default recommended model (high-quality model converts relatively slower).
  • Optimized: Synchronization logic for “Apply to all” under Converter and Compressor features.
  • Optimized: Cloud queue management and interface display of Subtitle Generator AI.
  • Optimized: Output filename format of Subtitle Generator AI.
  • Fixed: Conversion failures of Subtitle Generator AI caused by cloud fluctuations in some cases.
  • Fixed: SDR to HDR conversion failure issue occurring under certain conditions.

3.0.1.5 2025-04-22

  • Fix: In some cases, authorization errors caused Face Enhancer AI to malfunction.
  • Fix: In some cases, cloud fluctuations caused Colorizer AI to malfunction.

3.0.1.4 2025-04-18

  • New: Subtitle Generator module (Beta version), using AI technology to automatically generate subtitle files by importing videos! During the Beta test period, all users can experience it for free.
  • Fixed: Autopilot module conversion failure in some cases.

3.0.1.3 2025-04-09

  • Optimization: Adjusted some UI interface logic.
  • Fix: Resolved the issue of AI tasks failing under specific conditions.

3.0.1.2 2025-04-02

  • Added: Fast model for Upscaler to improve conversion speed on certain GPUs
  • Added: Error popups in some scenarios to enhance error message feedback
  • Fixed: Program crash caused by "Merge all files" operation
  • Fixed: Program crash caused by "Trim" operation
  • Fixed: Crashes and failures in Background Remover under certain conditions
  • Fixed: "Remove all" function not working in the Finished module

3.0.1.1 2025-03-26

  • Optimization: Improve the brightness and warm color optimization effect when the HDR Upconverter module outputs HDR.
  • Optimization: Increase the speed of generating style reference images in the Colorizer module.
  • Optimization: Upscaler's image merging algorithm.
  • Fixed: Some UI issues.

3.0.1.0 2025-03-08

  • Fixed: Some known issues.

3.0.0.9 2025-03-07

  • New: Added Face Enhancer AI module, which uses AI technology to intelligently recognize faces and enhance details.
  • New: Support for NVIDIA 50 series graphics card AI module.
  • Fixed: Fixed the problem of inaccurate GPU usage display on some AMD graphics cards.

3.0.0.8 2025-02-27

  • New: The Colorizer module is now in the official version.
  • Fixed: The batch removal function is missing on the Finish page.
  • Fixed: The reference frame cannot be captured when the Colorizer module is used for the first time.
  • Fixed: The interface cannot be operated when the progress bar is dragged in the Colorizer module.

3.0.0.7 2025-02-20

  • Fix: Resolved the issue where no files were generated after Vocal Remover conversion.
  • Fix: Corrected the abnormal speed display of the AI module to ensure it matches the actual conversion speed.
  • Optimization: Improved the UI interface display.
  • Optimization: Enhanced the logic of the Autopilot feature and added more functional details.

3.0.0.6 2025-02-14

  • New: The Upscaler module now supports 16K resolution conversion.
  • Fix: Resolved the issue where the AI preview function could not perform comparisons.
  • Fix: Resolved the issue where the AI module failed to convert sources with subtitles.
  • Fix: Resolved the issue where conversion was stuck at the environment setup step.
  • Fix: Resolved issues with some Upmix module conversions failing.

3.0.0.5 2025-02-08

  • New: Introduced the Colorizer module (Beta), which utilizes AI technology to bring color to black-and-white videos! All users can enjoy a free experience during the beta testing period.
  • Fixes: Resolved issues that caused the Autopilot module to fail in certain cases, improving stability and reliability.
  • Fixes: Corrected several UI display issues and optimized interface details.

3.0.0.3 2025-01-24

  • Fixed: Some known issues.

3.0.0.2 2025-01-17

  • New: Added UI style selection feature, with a new white UI style.
  • Optimization: When outputting H265 with HDR and Stabilizer, switched to hardware encoding, resulting in a 50% to 100% increase in encoding speed.
  • Fix: Resolved the issue where the Upscaler conversion would freeze at 0%.
  • Fix: Addressed the issue where selecting a high-performance graphics card was ineffective.
  • Fix: Restored the merge functionality.
  • Fix: Restored the option for task completion.
  • Fix: Resolved the issue where options in the Autopilot module overlapped at certain DPI settings.
  • Fix: Restored the ability to modify output file names.

3.0.0.1 2025-01-03

  • Fixed: Some UI display issues.
  • Known issues: Missing scheduled shutdown option, missing file rename button, will be fixed in the next version.

3.0.0.0 2024-12-31

  • New: Autopilot module: Automatically detects video enhancement needs and intelligently generates an efficient AI workflow to complete multiple enhancement tasks in one go.
  • Optimized: Brand-new UI design: Provides a more intuitive and smoother interface, delivering a fully upgraded visual and interactive experience.
  • Optimized: Upscaler module: Anime model updated for sharper high-resolution upscaling results.
  • Optimized: HDR module: Replaced with a new model to fix flickering issues in output results.
  • Fixed: Resolved an issue where the Background Remover would output a black background.

2.0.3.8 2024-12-06

  • New: Added Stabilizer module, which uses AI to correct video shake and present a smoother and more stable visual effect.
  • Optimization: Upscaler module Universal Model updated, enhanced detail restoration capability, resulting in better upscaling effects.
  • Optimization: AI engine upgraded, with conversion speed of AI module improved for NVIDIA 20 series and above graphics cards.
  • Fix: Corrected the issue where bitrate display was normal, but bitrate/pixel display was inconsistent with actual values.
  • Fix: Resolved the issue where the bitrate control slider could not adjust the bitrate.
  • Fix: Added missing feature to allow external subtitles in the AI module.

2.0.3.7 2024-11-06

  • Fixed: The screen turns red after some videos are converted to HDR.
  • New: A new entry for the UniFab user manual has been added to the menu. For details about the user manual, please visit https://docs.unifab.ai/en/home
  • Optimization: The Japanese translation of some pages is more accurate.

2.0.3.6 2024-10-18

  • New: Added 8K conversion option to the Upscaler module.
  • New: Added slow motion conversion to the Smoother module, supporting 2x and 4x slow motion.
  • Fix: Resolved issues causing software to fail to start in certain situations.
  • Fix: Corrected color issues in output Dolby Vision images.
  • Fix: Fixed the problem where Converter could not save custom profiles.

2.0.3.5 2024-09-25

  • New: Added FLAC Profile to Converter module.
  • Modified: Background Remover module and Vocal Remover module became free features.
  • Fixed: The issue of plugin upgrade failure in some cases.

2.0.3.4 2024-09-11

  • Fixed: AI module conversion failed in some cases.

2.0.3.3 2024-09-06

  • New: Add new anime model to Upscaler module, which is better than the general model for the image enhancement of anime video.
  • New: You can choose GPU to use in GPU usage option.
  • Optimization: Optimize the AI model download process, download more stable, improve the download success rate.
  • Fixed: Some interface display issues.

2.0.3.2 2024-08-23

  • Fix: The issue where the content of the left-side menu and the License info window is not fully displayed at lower resolutions or high DPI settings.

2.0.3.1 2024-08-16

  • New Feature: Added the Background Remover module, which supports removing video backgrounds while preserving the portrait.
  • Optimization: Improved the display of the Fab365 page.

2.0.3.0 2024-08-06

  • Optimization: The download method of AI operating environment is optimized, so that daily updates do not need to download the complete installation package, which greatly shortens the download time.
  • Fix: The problem that the comparison screen of the preview function is not synchronized in some cases.
  • Repair: The problem of flashing back when using the preview function in some cases.

2.0.2.9 2024-07-26

  • New: AI module adds preview function to generate clip preview effect.
  • Optimisation: AI module upgrades the conversion engine, improves GPU usage, and increases the conversion speed by 20-100%, the better the graphics card performance, the greater the improvement.

2.0.2.8 2024-07-18

  • Optimization: Improve the style of the License Info popup.
  • Optimization: Fix some UI display issues.
  • Fix: Address the issue where a prompt appears for background downloads despite having no download content after starting the software.

2.0.2.7 2024-07-03

  • Fixed: Fixed the issue of video playback being stuck when converting videos in video passthrough function of the converter module.
  • Fixed: The issue of AI module conversion being stuck in the downloading runtime environment stage.
  • Fixed: Some interface display issues.

2.0.2.6 2024-06-29

  • New: Added AI plug-in management interface, supports background download of plug-ins and models.
  • New: Automatic download settings, when plug-ins and models are updated, the software starts automatic download.
  • Fix: The HDR output mode displayed in Common Settings does not match the selection.

2.0.2.5 2024-06-18

  • New: Added output option with same resolution as source in HDR module.
  • Fixed: Fixed the issue that output results of different ratio videos in AI module were different from original video ratio.
  • Fixed: Fixed some interface user experience issues.

2.0.2.4 2024-06-15

  • Fixed: Meta info lost after special source format conversion.
  • Fixed: The converter module's compatibility with abnormal subtitles and output mp4 abnormal timestamps.
  • Fixed: AMD series graphics cards enable hardware encoding to output h264 encoding that cannot be played and black screen.
  • Fixed: Some interface experience issues.

2.0.2.3 2024-06-07

  • New: AI Smoother module adds Fast mode, which increases the conversion speed by 40-100% while maintaining high quality output.
  • Fixed: The problem that some special ts sources converted to mp4 playback result in static pictures and current noise.

2.0.2.2 2024-05-30

  • New: Support deleting Profile configurations saved under My Profile.
  • Optimization: Optimized the welcome pop-up UI display.
  • Fix: Fix the problem that DVDFab UHD Creator module can't display audio options when upmixer module converts to 8-channel.
  • Fix: Fixed the problem of meta info loss after conversion.

2.0.2.1 2024-05-15

  • New: Added AI Plugin section to common settings, providing more plugin saving path options.
  • Fix: Fixed the problem of source subtitles or audio loss when the AI module converts multi-audio tracks and multi-subtitles.

2.0.2.0 2024-04-29

  • Fix：Fixed the issue of vocal voice disappearing when converting in the upmixer module.

2.0.1.9 2024-04-25

  • New: Added Vocal Remover module, which supports for separate music or MV background sound and vocals.
  • Optimize: Optimized the advanced setting model options of HDR Upscaler module, removed the models with unsatisfactory effect and speed.
  • Fix: Fixed the black screen of Enlarger conversion in some cases.

2.0.1.8 2024-04-16

  • New: AI module adds passthrough function.
  • New: Added subtitle settings to the Enlarger module.
  • Fix: Fix some interface display issues.

2.0.1.7 2024-04-10

  • Optimized: The SDR to Dolby Vision conversion model, leading to a speed increase of 2-10 times.
  • New: Two new options for SDR to Dolby Vision conversion - Fast and High Quality.
  • Optimized: User interface display.
  • New: Option to exclude the creation of a new subfolder during output.
  • Optimized: Clearer output path indicated for the module.
  • Fixed: The issue causing corruption in the image for HDR10/Dolby Vision output.

2.0.1.6 2024-04-04

  • Fix: A crash problem in some cases.

2.0.1.5 2024-04-03

  • Optimized: The display of CPU and GPU usage.
  • Optimized: Increased details of ongoing task processes.
  • Fixed: Some page display issues.
  • Fixed: Occasional AI module conversion failures.
  • Fixed: The issue where selecting 3D Profile Conversion had no effect.

2.0.1.4 2024-03-27

  • New: Updates to the inference engine have led to a 20%-50% speed increase in the conversion of the Enlarger/Deinterlacer/Denoiser modules.
  • Fixed: Resolved issues of AI module conversion failures in some instances.

2.0.1.3 2024-03-13

  • Optimized: Adjusted the default bitrate of the AI module to a more suitable value, reducing the instances where enhancement was not obvious due to a low bitrate.
  • Fixed: Resolved some issues relating to the user interface display.
  • Fixed: Sorted out some issues associated with AI module conversion failures.

2.0.1.2 2024-02-28

  • New: The enlarger module has updated its AI model to optimize image details better than the original model. The image quality has been significantly improved.
  • New: The HDR upscaler module introduces a new model, cinema mode (fast), which significantly increases the speed of conversion while maintaining high-quality images. The conversion speed can be up to 5 times faster so that most users only need 1-3 times the duration of the video to convert to 1080p HDR 10.
  • Fixed: Some crash issues in the HDR upscaler module has been fixed.
  • Optimized: The deinterlacer module has upgraded its AI engine, increasing the conversion speed for most graphics cards by an average of 20%.
  • Optimized: The denoiser module has upgraded its AI engine, increasing the conversion speed for some graphics cards by an average of 20%.

2.0.1.1 2024-01-31

  • Fixed: Issue where the output resolution of the HDR module in certain cases does not match the set resolution.

2.0.1.0 2024-01-25

  • New: Support has been added for a new denoise module, designed to eliminate noise points generated due to various reasons. This makes the video clearer, providing a better viewing experience.
  • Fixed: A problem where the frame rate of the conversion result was different from the setting result in the converter has been fixed.
  • Optimized: The HDR Upscaler AI module’s cinema mode for HDR 10 standard is now using a new model, which has increased the conversion speed by 0.5-2 times (the better the GPU’s performance, the higher the increase).

2.0.0.9 2024-01-11

  • Fix: Resolve the issue of AI module plugin download failure
  • Fix: Address the issue of upmix failure in certain cases

2.0.0.8 2024-01-10

  • New: Added support to enhance audio channel from 5.1 to 7.1 in the Enlarger and Upmixer modules.
  • Fix: A conversion failure problem when enhancing videos in the Enlarger module.
  • Fix: A conversion failure when choosing an unsupported bit depth for a certain codec.

2.0.0.7 2023-12-28

  • New: Introduced the Smoother AI module to upscale video frame rate up to 120FPS.
  • New: Added support to log in to UniFab with Google accounts.
  • New: Added an option in Common Settings panel to automatically move interlaced videos to the Deinterlace AI module if they are not loaded into other modules in the first place.

2.0.0.6 2023-12-12

  • New: Introduced the brand-new conversion engine to the Enlarger AI module to improve conversion speed by 0.5 ~ 2 times with NVIDIA graphics cards.
  • New: Introduced the brand-new conversion engine to the Deinterlace AI module to improve conversion speed by 0.5 ~ 2 times with NVIDIA graphics cards.
  • New: Added different options regarding how to handle software upon task completion, e.g., exit program, shut down, etc.
  • Fix: Some known GUI display problems.

2.0.0.5 2023-12-07

  • New: Added the Passthrough feature in the Converter module.
  • Fix: A problem that the Apply to All feature does not work.

2.0.0.4 2023-11-24

  • New: Introduced the Audio Upmixer module to upmix 2-channel audio and video files to 6/8 channels.
  • Fix: A problem that the 3D profile does not output correct content.

2.0.0.3 2023-11-14

  • Fix: A conversion failure problem when deinterlacing videos switched to Deinterlacer AI from other modules.
  • Fix: A crash problem when deinterlacing videos with external subtitles in certain cases.
  • Fix: A crash problem in certain cases.

2.0.0.2 2023-11-10

  • New: Introduced the Deinterlace AI module to deinterlace interlaced videos.
  • New: Added the B-frame conversion option in the Common Settings panel to add B-frames to videos.
  • New: Added the option to select bit depth in the Advanced Settings panel.
  • New: Added the option to control bits/pixel value in the Advanced Settings panel.
  • New: Some improvements on the scroll bar width to avoid mis-touches.
  • Fix: Some other UE problems.

2.0.0.1 2023-10-21

  • New: Updated the training models in the Video Enlarger AI module for faster conversion and more natural output video images.
  • New: Added support to deinterlace videos in the Video Converter module.
  • Fix: A green screen problem when playing certain enhanced videos.
  • Fix: A problem that the saved profiles disappear after restart of the software.
  • Fix: Some other GUI display problems.

2.0.0.0 2023-10-11

  • Introducing the all-new UniFab All-In-One.
    More Info: https://www.dvdfab.cn/unifab.htm
  • New: The all-new UniFab All-In-One contains nine modules — Video Converter, Video Enlarger AI, Audio Upmix AI, HDR Upscaler AI, Smoother AI (coming soon), Deshake AI (coming soon), Deinterlace AI (coming soon) in UniFab, Video Editor and Toolkit. Existing paid users of UniFab Standard can get the Video Converter module for free, and users purchasing UniFab Pro will get the Video Converter, Video Enlarger AI, Audio Upmix AI, and HDR Upscaler AI modules for free.
  • New: Added support to upscale videos to 4K.
  • New: Added support to enhance video quality but keep the original resolution.
  • New: Added support to convert three videos using each module during the trial period.
  • New: Some improvements on the GUI display.
  • New: Some improvements on the bitrate logic by decreasing the default bitrate to save conversion time and output smaller files without compromising on video quality.