Top 10 Video Sound Enhancers to Elevate Audio Quality

Introduction

Gone are the days when you had to visit a recording studio every time to get high quality audio with superb clarity, optimum bass & treble boost and sans background noise. We've compiled a list of video sound enhancer tools that leverage advanced technology to eliminate imperfections and deliver outstanding audio results.

What Is A Video Sound Enhancer?

Low-quality audio can stem from various issues, including subpar equipment, noisy recording environments, and improper microphone placement. Personal factors like dehydration or a dry mouth can introduce unwanted sounds into the final recording. A video sound enhancer is a powerful tool designed to elevate audio quality, amplify volume, eliminate background noise, and enhance speech clarity for a polished final output.

From best AI video audio enhancer software to sound enhancer online tools and video sound enhancer apps, the options available today cater to all skill levels and devices. keep reading to discover top-rated tools and expert tips to elevate your video audio experience.

Why You Need A Video Sound Enhancer?

We've all experienced videos where the picture looks great, but the sound is distracting—whether it's background noise, low volume, or unclear speech. A good video sound enhancer can help you:

• Make Your Message Clearer: No more muffled voices or hard-to-hear dialogue that detracts from your content.
• Save Your Videos from Poor Sound: Don't let bad audio ruin your hard work. Enhance video audio and give your videos a professional touch.
• Keep Viewers Engaged: Better audio keeps your audience watching longer and improves their experience.
• Boost Professionalism: Clear, polished sound elevates your videos' credibility and appeal.
• Suitable for Every Creator: Whether you're looking for a audio enhancer software, video sound enhancer app, or audio quality enhancer online, there's a tool that fits your needs.

There are many options available to improve your video's audio quality, ranging from advanced AI-powered programs such as UniFab Audio Upmix AI to web-based platforms like Flixier, as well as intuitive video editing software like VideoStudio Ultimate 2023. These solutions work by minimizing background noise, leveling audio volume, and enhancing sound clarity, resulting in clearer and more polished audio for your videos.

How to Choose a Video Audio Enhancer

Below is a practical guide to picking a video sound enhancer across software, online tools, and mobile apps.

Type 1: AI Video Sound Enhancer Software

Software runs locally on your computer. These tools apply AI to remove background noise, clarify speech, and (in UniFab's case) even upmix stereo to 5.1/7.1—ideal if you want pro-level sound without sending files to the cloud.

Pros

• Processing is local—no internet needed after install.

• Typically more powerful and faster (can use your GPU/CPU).

• More control over noise reduction, EQ, and output format.

• No file-size or length caps common to online tools.

Cons

• Requires download/installation and disk space.

• Best performance may need a capable PC (especially for GPU acceleration).

• Some learning curve for beginners.

• Free tiers may limit export options or advanced features.

Best for these scenarios Choose software if you:

• Process many clips or long videos and value speed/quality.

• Want maximum control and offline processing for privacy.

• Need surround upmix (e.g., EAC3 5.1 / DTS 7.1) for cinematic sound.

Great user groups

• Professional editors, YouTubers, podcasters with video, indie filmmakers.

• Hobbyists who want their archive or family videos to sound clean and consistent.

Top Picks (Desktop Software)

• UniFab Audio Upmix AI (Windows) — AI noise reduction, GPU-accelerated exports, and stereo → EAC3 5.1/DTS 7.1 upmix; 30-day free trial with full features and no watermark.

• VideoStudio Ultimate 2023 (Windows) — Beginner-friendly editor with audio ducking and voiceover tools; one-time license, free trial available.

• VideoProc Vlogger (Win/Mac/iOS) — Free editor with 10-band EQ, fades, and beats detection for basic stereo clean-ups.

Quick pick: If you want AI surround and fast batch work, start with UniFab's free trial; for basic stereo polishing on a budget, try VideoProc Vlogger.

Type 2: Online Free AI Video Sound Enhancer

Online video soundenhancers run in your browser. You upload a clip, the service runs AI in the cloud to remove noise, boost volume, and clarify voices—no install needed.

Pros

• No installation or storage requirements.

• Works on any device with a browser.

• Simple UIs—great for quick fixes.

• Free tiers available; paid plans unlock higher limits/features.

Cons

• File size/length limits on free plans.

• Requires stable, fast internet.

• Privacy considerations (uploads to third-party servers).

• Render speed depends on server load and connection.

• Batch processing can be limited.

Best for these scenarios Use online tools when you:

• Need a fast clean-up (noise reduction/volume boost) without installing software.

• Work with shorter clips for social media or quick turnarounds.

• Want to try AI enhancement before committing to desktop software.

Great user groups

• Social creators, freelancers on shared devices, or anyone who edits occasionally.

Top Free Online Picks

• Flixier Audio Enhancer — One-click AI noise removal and volume boost, plus text-to-speech for quick voiceovers.

• VEED.IO Volume Enhancer — AI denoise + multi-clip timeline to merge/split audio segments in-browser.

• Media.io Audio Enhancer — AI removes background noise and clarifies vocals; friendly for beginners.

Quick pick: For the fastest browser-based result, try Flixier or Media.io; if you need timeline control, VEED.IO is flexible.

Type 3: Video Sound Enhancer App

Mobile apps enhance audio directly on your phone—perfect for creators who shoot, edit, and publish from iOS/Android.

Pros

• On-the-go editing and instant fixes.

• Tight integration with your camera roll.

• Simple, intuitive sliders and presets.

• Built-in social sharing.

Cons

• Limited by phone hardware and battery.

• Free tiers may cap length or export quality.

• Ads/IAPs are common.

• Less granular than desktop tools for advanced mixing.

Best for these scenarios Pick a mobile app when you:

• Capture content on your phone and want quick cleanup (reduce wind/hiss, boost voice).

• Need to publish fast to TikTok/Reels/Shorts while traveling.

Great user groups

• Mobile-first creators, social video teams, vloggers on the move.

Top Free-to-Try Apps (iOS/Android)

• CapCut: A popular mobile editor offering AI-powered noise and echo removal, making it ideal for quickly improving voice recordings directly on your phone.

• Canva: A user-friendly mobile tool that enhances video audio with one-tap AI cleanup for clearer, more polished sound.

Quick pick: For the most control on mobile, start with CapCut. 

Top Video Sound Enhancers: Quick Comparison

Here are top 3 Video Sound Enhancers:

• UniFab Audio Upmix AI: An advanced AI-powered software that upmixes stereo audio to immersive 5.1/7.1 surround sound with exceptional noise reduction and GPU acceleration. It's ideal for professionals and creators seeking cinematic audio quality with fast, precise processing. Its intuitive interface makes complex enhancements accessible to all skill levels!

• VideoStudio Ultimate 2023: A beginner-friendly yet feature-rich video editor offering audio ducking, voiceover tools, and built-in sound effects. It provides excellent value with a one-time purchase and suits creators looking for balanced audio improvements without requiring deep technical knowledge.

• Flixier Audio Enhancer: A convenient web-based tool that applies AI-driven volume boosts and noise removal with just one click. Perfect for quick online edits and easy voiceover integration, it fits users who want fast results without installing software, though it lacks professional surround sound features.

Choosing the right video sound enhancer can be overwhelming with so many options available. To help you make an informed decision, here's a quick comparison of some of the best video audio enhancers, including software, online tools, and mobile apps. This overview highlights their key features, pricing models, and platform compatibility to match different user needs.

Stay tuned as we dive deeper into each of these tools in the following sections.

Best Video Sound Enhancer Software [Windows & Mac]

Want to make the most out of video sound enhancement? Opt for a video sound enhancer softwarethat comes packed with all the features and can help you enhance video audio without any bottlenecks. Check out our top recommendations below: 

1. UniFab

UniFab Audio Upmix AI can provide upgraded immersive audio by upmixing your video tracks to premium EAC3 5.1/DTS 7.1 surround sound. You can also create multiple output files by partitioning your video frames into various segments. The multi-technology powered video sound enhancer doesn't require manual intervention as it distributes the surrounding sound up to 8 channels. You can bank on UniFab to separate audio tracks precisely and retain sound clarity by placing them on the proper channels. 

Best for: Professionals needing AI-powered audio enhancer software with surround sound and AI noise reduction.

Supported Platforms: Windows

Price: 30-day free trial for full features, without watermark. Yearly license costs $69.99 & Lifetime license costs $74.99.

User Experience: Users consistently praise UniFab for its intuitive interface and lightning-fast processing speeds enabled by GPU acceleration. Professionals highlight how the AI-powered noise reduction dramatically improves audio clarity without compromising natural sound quality. Many report that UniFab's multi-channel surround upmixing transforms simple stereo videos into cinematic experiences, making it ideal for film and high-end content production.
Why UniFab Stands Out: UniFab outperforms other enhancers with its advanced AI-driven spatial audio upmixing and unparalleled GPU acceleration, delivering professional 5.1/7.1 surround sound that no other consumer software currently matches. Its precise audio track separation and user-friendly operation offer a seamless experience for both novices and experts alike.

How to Enhance Sound on a Video with UniFab

2. VideoStudio Ultimate 2023

Transform everyday moments into cinematic masterpieces with VideoStudio Ultimate 2023. This video sound enhancer offers smart features and advanced tools for professional videos. Set audio cue points manually or automatically to sync with the beats. With 500+ songs in the library, you can mute, adjust, and layer them in the timeline, ensuring balanced audio levels and clear dialogue.

Best for: Beginners and intermediate users looking for easy-to-use, comprehensive audio editing tools.

Supported Platforms: Windows

Price: $49.99

User Experience: Many users find VideoStudio Ultimate intuitive for beginners while appreciating the powerful tools for layering audio and syncing sound effects. Creators like vloggers enjoy its rich music library and voiceover capabilities, which simplify basic audio enhancements without steep learning curves.
Comparison to UniFab: Compared to UniFab, VideoStudio lacks advanced AI-powered surround sound upmixing, limiting its output to stereo mixes. While great for casual video editors, its noise reduction and spatial audio features are less sophisticated, making it less ideal for professional-grade audio enhancement.

3. iMovie

iMovie, a free video editing app for Mac and iOS, offers powerful audio enhancement tools. These include automatic audio improvement, volume boosting, background noise reduction (adjustable from 0% to 100%), and customizable equalizer presets to enhance vocals or adjust bass and treble. These features make it easy to refine audio quality in your videos seamlessly.

Best for: Casual users needing basic yet effective audio enhancements.

Supported Platforms: Mac, iOS

Price: Free

User Experience: Casual users appreciate iMovie's straightforward UI and straightforward audio tools for cleaning up videos quickly. Many Apple ecosystem users use it to polish family videos or casual content, citing its ease of use and smooth integration with other Apple apps.
Comparison to UniFab: iMovie lacks AI-based noise removal and surround sound features present in UniFab, restricting its effectiveness mainly to basic volume and EQ adjustments. It cannot deliver the professional spatial audio environment that UniFab provides for immersive sound quality.

4. VideoProc Vlogger

Create cinematic videos coupled with precise audio toning and editing using this video sound enhancer free by VideoProc. It presents three audio analysis modes that help with video editing intelligently. VideoProc Vlogger video sound enhancer comes with a 10-band audio equalizer that helps boost frequency bands as per preference. 

Best for: Users seeking a free, cross-platform video editor with audio customization options.

Supported Platforms: Windows, Mac, Android & iOS

Price: Free

User Experience: Users enjoy VideoProc Vlogger's no-cost, cross-device accessibility paired with solid audio customization. Beginners often cite its one-click EQ presets as useful, while semi-professionals value the robust equalizer and audio editing features integrated into a free package.
Comparison to UniFab: VideoProc does not support professional multi-channel surround upmixing or GPU acceleration, resulting in slower processing and more limited audio depth compared to UniFab. Its audio enhancements focus on stereo rather than spatial sound environments.

Best Online Video Sound Enhancer Tools

If you prefer not to install software, video sound enhancer online tools offer convenient, browser-based solutions to enhance your video audio quality quickly and easily. Here are some of the top options that let you enhance audio on videos directly from your web browser:

5. Flixier Audio Enhancer

This video sound enhancer online can perform multiple audio adjustments with a single click to give you high-quality sound. Flixier allows you to easily add audio to your video file without worrying about copyright concerns. You can even record voice overs or opt for the text-to-speech feature to get more naturalistic results. All it takes is a single click to ensure uniform sound in your entire video and add more high notes or bass using the built-in equalizer. 

Best for: Users needing quick edits with minimal setup and easy voiceover integration.

Supported Platforms: Web-based

Price: You can start for free with limited functionality and upgrade to the Pro plan at $14/month or the Business plan at $29.99/month.

User Experience: Users praise Flixier for its ease of use and quick turnaround times, especially appreciating the built-in text-to-speech for adding natural voiceovers without complicated setups. Its cloud-based processing works well for creators needing a fast solution without installation.
Comparison to UniFab: While Flixier handles noise removal effectively, it lacks UniFab's high-fidelity surround sound capabilities and hardware acceleration, resulting in less immersive audio output and slower processing for larger files.

6. VEED.IO

Are you searching for a video sound quality enhancer online? You can try VEED.IO, which helps amp up video volume directly from your browser. You can carry out further editing by removing the original audio track. With VEED.IO, you can combine, split, and rearrange audio tracks using drag-and-drop functionality. 

Best for: Creators focused on detailed audio mixing and multi-clip management in-browser.

Supported Platforms: Web-based

Price: You can start for free with limited functionality and upgrade to the Lite plan at $12/month/user, the Pro plan at $29/month/user, or the Enterprise plan.

User Experience: VEED.IO users like the flexibility of multi-clip audio editing and easy drag-and-drop interface. It suits creators who prefer browser-based tools without software installs, delivering solid noise cancellation and volume amplification for social media clips.
Comparison to UniFab: VEED.IO's audio enhancements are primarily stereo-level and limited by browser processing power, lacking UniFab's AI-powered surround upmixing and GPU speed boosts, which means it cannot match UniFab's audio quality or efficiency for professional needs.

7. KAPWING

This AI video sound enhancer makes it easy to improve sound quality with a single click, improving speech clarity and correcting volume levels. With KAPWING, you can add awesome sound effects to your tracks. It supports bulk uploads for lengthy files, saving you time with batch processing. 

Best for: Users with frequent, bulk audio processing needs who want simple yet powerful tools.

Supported Platforms: Web-based

Price: You can start for free with limited functionality and upgrade to the Pro plan at $16/month/user, the Business plan at $50/month/user, or the Enterprise plan.

User Experience: Content creators handling numerous videos benefit from KAPWING's bulk upload and smart silence removal. Users highlight its straightforward volume boost slider and extensive sound effect library as valuable for batch processing needs.
Comparison to UniFab: KAPWING focuses on convenience over advanced surround sound features. It does not offer the same AI spatial audio upmixing as UniFab, making it less suitable for projects demanding cinematic soundscapes.

8. Media.IO Audio Enhancer

Are you searching for a free video sound enhancer? You can try out Media.IO Audio Enhancer, which banks on advanced AI tech to make your music tracks and vocals sound better. It can identify and analyze sound signals to isolate sounds and optimize the level of richness and clarity. Media.IO is easy to use even when you lack prior audio editing skills.  

Best for: Beginners seeking an accessible and intuitive platform for quick audio fixes.

Supported Platforms: Web-based, Windows & Mac

Price: You can start for free with limited functionality and upgrade to the Standard plan at $6.99/month and the Premium plan at $12.99/month.

User Experience: Beginners value Media.IO for its friendly UI and effective one-click noise removal and vocal extraction, often using it for quick soundtrack clean-ups or podcast audio polishing.
Comparison to UniFab: Media.IO lacks UniFab's multi-channel surround sound and professional hardware acceleration; it is designed more for quick fixes than deep audio enhancement, limiting audio quality improvements for demanding productions.

Best Video Sound Enhancer APPs

Mobile apps for video sound enhancement have become increasingly popular due to the convenience of editing on the go. These video enhancer apps offer varied features from simple volume boosting to advanced noise reduction and equalizer controls.

9. CapCut Mobile App

CapCut's mobile app includes a full suite of intelligent audio enhancement features designed specifically for short-form video creation. CapCut provides built-in Auto Enhance, Noise Reduction, Voice Boost, and Audio Cleanup tools that instantly improve clarity and remove distractions such as hiss, hum, or background chatter. Creators can also use CapCut's Audio Effects, EQ presets, volume leveling, and voice-specific enhancement to optimize speech-driven content. For talking-head videos, interviews, tutorials, or UGC clips, CapCut’s auto-cleaning tools significantly speed up production without needing desktop software.

Best for: Creators who want fast, AI-powered audio enhancement for short-form content, TikTok/Reels videos, YouTube Shorts, and mobile-first editing.

Supported Platforms: Android& iOS

Price: Free with optional paid features

User Experience: Users consistently praise CapCut's one-tap Auto Enhance for dramatically improving voice clarity in short-form videos. Many note that mobile-shot clips with wind or room hiss become usable and professional without needing external audio software. CapCut's simplified workflow is especially valued by TikTok and Instagram creators who need fast editing before posting.
Comparison to UniFab: CapCut excels in speed, convenience, and AI-powered speech enhancement for mobile-first creators. However, it cannot match UniFab's advanced capabilities, such as:

• High-fidelity AI processing
• Stereo → 5.1/7.1 surround sound upmixing
• GPU-accelerated export
• Professional-grade noise modeling

Verdict: CapCut is a widely used mobile video editor that includes an AI-powered audio cleanup tool capable of reducing background noise, echo, and other audio imperfections. It’s especially effective for enhancing voice-overs, talking-head clips, and on-the-go recordings directly from your phone.

10. Canva Mobile App

Canva's mobile app includes an increasingly powerful set of audio enhancement tools aimed at simplifying content creation for non-technical users. Canva lets creators quickly clean up voice recordings and improve the clarity of short videos made for platforms like Instagram, YouTube Shorts, and Facebook.
The app also provides AI voice tools, basic EQ adjustments, and background noise suppression, making it useful for creators producing presenter videos, product demos, or talking-head social clips directly within Canva's mobile editor.

Best for: Social media creators who need simple audio cleanup while designing videos directly inside Canva.

Supported Platforms: iOS & Android

Price: Free with optional Canva Pro upgrade

User Experience: Most mobile creators appreciate Canva's simplicity — the app's Auto Enhance feature is praised for quickly making speech clearer, especially in tutorials, slide-based videos, or product explainers. Users emphasize that it fits perfectly into Canva's visual workflow, allowing them to enhance audio without switching to another tool.
Comparison to UniFab: Canva Mobile is excellent for fast, template-driven video creation and light audio cleanup. But compared to UniFab:

• No AI multiband audio modeling
• No surround upmix
• No high-end audio restoration tools
• Limited granular control

Verdict: Canva is a simple, user-friendly option that lets you upload your video and apply its AI audio enhancer to remove noise and improve overall clarity. It's ideal for creators who want quick, clean audio improvements while working on video projects within Canva's mobile editing environment.

Expert Tips to Improve Your Video Sound Quality

• Use high-quality microphones to minimize noise at recording

• Always monitor audio during recording for issues

• Remove background noise in post-production with AI enhancers

• Balance volume levels throughout your video for consistent sound

• Consider adding spatial effects like surround sound for immersive experience

Quick guide to choose the right video sound enhancer

• For professional video sound enhancement : Choose UniFab Audio Upmix AI.

• For beginner-friendly, all-in-one video editing with audio enhancer tools: Use VideoStudio Ultimate 2023.

• For quick, browser-based audio enhancement and voiceover: Try Flixier Audio Enhancer.

• For free video sound enhancer:  UniFab, VideoProc or CapCut

• For mobile volume boosting and noise reduction on the go: Select CapCut or Canva

Conclusion

The best video sound enhancer depends on your needs and device. For professional audio and advanced features, UniFab Audio Upmix AI is the top choice. If you want quick online fixes, tools like Flixier or VEED.IO work well. Mobile users can opt for apps like CapCut or Canva for easy sound boosts on the go. Choose the right tool to improve your video's sound quality and viewer experience.

FAQs about Video Sound Enhancer

Can a video sound enhancer fix severely distorted audio?

While a video sound enhancer can significantly improve audio quality, its ability to fix severely distorted audio depends on the severity of the issue and the quality of the tool being used. In some cases, heavily distorted audio may only be partially recoverable.

Do I need professional skills to use a video sound enhancer?

Many tools, like UniFab Audio Upmix AI, are designed for users with little technical expertise, offering user-friendly interfaces and presets for easy adjustments.

Can Adobe enhance video sound quality?

Yes, Adobe can enhance audio on video. Adobe video sound enhancer offers advanced features like noise reduction, sound leveling, and more. For more insights into Adobe's audio solutions and some great alternatives, check Adobe Audio Enhancer.

How to improve sound quality of a recorded video free?

You can improve video sound quality online free by using online video sound enhancers or video audio enhancer apps. These tools help reduce background noise, boost volume, and enhance clarity effortlessly. If you want a more professional desktop solution, we recommend UniFab's AI video audio enhancer, which offers a 30-day free trial with full features and no watermarks.

How to enhance sound on a video?

To enhance sound on a video, use a video sound enhancer or audio enhancer software that offers noise reduction, volume boosting, and audio clarity improvements. Start by uploading your video to an online tool or app, or use desktop software like UniFab Audio Upmix AI for advanced AI-powered enhancements. Adjust settings such as equalization and background noise removal, then preview and save the improved audio. These tools make it easy to enhance video audio quality, even for beginners.