Top Video Sound Enhancers to Improve Audio Quality: Full Review & Guide

This comprehensive guide reviews the top video sound enhancers available across software, online tools, and mobile apps. It explains why enhancing audio quality is vital for engaging videos and provides detailed comparisons of leading products like UniFab Audio Upmix AI, Flixier, and VideoStudio Ultimate. The article covers key features, pricing, platform compatibility, and practical usage tips, helping users—from beginners to professionals—choose the best tool to enhance video sound quality effectively.
Upmix Audio to DTS 7.1 or EAC3 5.1

High-quality audio is essential for engaging and professional videos, yet many creators struggle with poor sound due to equipment limitations or recording environments. Fortunately, a video sound enhancer can help enhance audio on video by improving clarity, reducing background noise, and boosting overall sound quality.

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.

If you're searching for how to enhance sound on a video or the best audio enhancer to enhance video sound quality, keep reading to find top solutions and expert tips.

Top Video Sound Enhancers: Quick Comparison

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.

Video Sound Enhancer

Key Features

Platforms

Pricing

Best For

UniFab Audio Upmix AI

Upmix to 5.1/7.1 surround, AI noise reduction, GPU acceleration

Windows

$69.99/year or $74.99 lifetime

Professional and advanced users

VideoStudio Ultimate 2023

Audio ducking, voiceover tools, sound effects

Windows

$49.99 one-time

Beginner to intermediate users

iMovie

Noise reduction, EQ presets, volume boost

macOS, iOS

Free

Casual and Apple users

VideoProc Vlogger

10-band EQ, audio fade-ins, speed ramping

Windows, macOS, iOS

Free

Beginner to intermediate users

Flixier Audio Enhancer

One-click AI volume boost, noise removal, text-to-speech

Web

Free limited / $14-$30/month

Quick online edits

VEED.IO Volume Enhancer

Background noise removal, audio track editing

Web

Free limited / $12-$29/month

Content creators needing browser-based editing

AudioFix: Video Volume Booster

6-band EQ, noise reduction, audio extraction

Android, iOS

Free with in-app purchases

Mobile users

Video Volume Amp, Bass Booster

Volume boost up to 1500%, speech booster

iOS

Free limited / $17.99/month

Mobile users focusing on volume

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

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 Audio Upmix AI 

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

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. 

unifab audio enhancer

Supported Platforms: Windows

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

Pros

  • Upmix audio tracks to EAC3 5.1/DTS 7.1 surround sound.

  • AI-powered technology for enhanced audio optimization.

  • Effortlessly remove background noise for crystal-clear audio.

  • GPU hardware acceleration boosts speed by up to 50x.

  • User-friendly interface for beginners to operate.

  • 30-day free trial without watermark.

Cons

  • Mac users cannot benefit out of this software.

How to Enhance Sound on a Video with UniFab

Free Download

30-day Free Trial for full feature, without watermark!

Step 1

Download and launch the software > Select the 'Upmix' mode > add the video file 

how to enhance sound on a video - step 1
Step 2

Select 'EAC3 5.1 or DTS 7.1' based on your needs.

how to enhance sound on a video - step 2
Step 3

Click the 'Start' button to initiate the up-mixing of audio at a super-fast pace.

2. VideoStudio Ultimate 2023

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

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.

Supported Platforms: Windows

Price: $49.99

Pros

  • Built-in voiceover tools for recording audio and narration.

  • Audio Ducking removes background noise for clearer voiceovers and music.

  • Fade and layer audio for professional results.

  • Built-in sound effects to highlight on-screen actions.

Cons

  • It doesn't offer support for high-DPI monitors.

3. iMovie

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

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.

imovie video sound enhancer

Supported Platforms: Mac, iOS

Price: Free

Pros

  • Multiple equalizer presets for audio enhancement.

  • Adjustable background noise reduction.

  • Simple interface for all skill levels.

  • Professional-grade movie templates.

Cons

  • Lacks AI tools like auto-captioning.

4. VideoProc Vlogger

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

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. 

Supported Platforms: Windows, Mac, Android & iOS

Price: Free

Pros

  • One-click EQ presets for novice users.

  • Customizable settings for advanced users.

  • Edit studio-quality audio with fade-ins, fade-outs, and beats.

  • Speed ramping for variable or constant video speed.

Cons

  • No ripple function for overlay tracks, requiring manual gap filling.

Video Sound Quality Enhancer [Online]

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:

1. Flixier Audio Enhancer 

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

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. 

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.

Pros

  • No account required to get started.

  • AI enhances volume, removes noise, and improves speech clarity with a click.

  • Automatically converts to MP3 or MP4.

Cons

  • Free version has file length and size limits.

2. VEED.IO Volume Enhancer 

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

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. 

veed.io video sound enhancer

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.

Pros

  • One-click AI tool to remove background noise.

  • Rearrange and merge audio clips into a single file.

  • Add separate audio files between existing ones.

  • Supports multiple video and audio formats.

Cons

  • Free version adds a watermark to videos.

3. KAPWING Audio Enhancer

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

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. 

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.

Pros

  • Supports multiple audio formats, including WAV, MP3, M4A, and AVI.

  • Easy volume boost with a built-in slider.

  • Smart Cut automatically removes silences.

  • Access to a library of royalty-free sounds.

Cons

  • Free version adds a KAPWING watermark.

4. Media.IO Audio Enhancer 

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

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.  

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.

Pros

  • Automatic equalizer and compressor adjust audio sound.

  • One-click background noise removal.

  • AI vocal remover extracts vocals and instrumentals.

  • Supports multiple formats, including MOV, MP4, and WEBM.

Cons

  • Online version has a limit on audio length for noise removal.

Video Sound Enhancer [APP]

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.

1. AudioFix: Video Volume Booster 

Best for: Users looking for easy-to-use, hands-on control over video sound on their smartphones.

By banking on this video sound enhancer app, you can now enjoy professional-grade audio with crystal-clear sound. You can choose from different options like noise reduction, audio editing, and volume boost as per your requirements. Coupled with an adjustable equalizer, it becomes easy to alter the Q and gain of a frequency band. 

Supported Platforms: Android& iOS

Price: In-app purchases ranging from $1.77 to $11.67

Pros

  • Users can control the video sound with its adjustable 6-Band EQ.

  • It allows both muting and extracting audio from a video file.

  • You can eliminate wind, hiss, and other noise distortions for clean audio.

  • You can save the results either in its original or compressed size.

Cons

  • It allows up to one free export.

2. Video Volume Amp, Bass Booster

Best for: iOS users focused on significant volume boosting and voice-centric audio enhancements.

Video Volume Amp, Bass Booster is a video sound enhancer app compatible with all popular video formats, such as MOV, MP4, FLV, etc. This tool can boost the bass and treble frequencies up to 1500%. Its speech booster features help reduce unwanted noises like knocks, hiss, wind, hums, etc., to bring the focus to the speaker's voice. 

Supported Platforms: iOS

Price: You can start for free with limited functionality and upgrade to the Pro plan at $17.99/month. 

Pros

  • You can create excellent karaoke by muting the audio of singers in soundtracks.

  • Video Volume Amp, Bass Booster can boost the video volume by up to 1500%.

  • It doesnt compromise the original video quality post enhancement.

  • The final results can be shared over different social media channels.

Cons

  • It offers only volume boosts under the free plan.

How to Choose the Best Video Audio Enhancer

Selecting the right video audio enhancer depends on your specific needs and skill level. Here are key factors to consider:

  • Platform Compatibility: Ensure the enhancer supports your preferred device—whether Windows, Mac, web, or mobile.
  • Audio Quality Features: Look for tools with strong noise reduction, volume boosting, equalizer presets, and possibly surround sound upmixing.
  • Ease of Use: Beginners may prefer apps or online tools with simple interfaces, while professionals might benefit from advanced software with more controls.
  • Pricing Model: Consider whether a subscription, one-time purchase, or credit-based system works best for your budget and usage frequency.
  • Additional Features: Features like subtitle generation, background noise removal, and AI-powered enhancements can add value.

By evaluating these aspects, you can choose the video sound enhancer that best fits your workflow and delivers the audio quality you want.

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 AudioFix or Video Volume Amp 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 out the article 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.

HarperMore >>
I enjoy capturing life's beautiful moments and exploring innovation. Trying different video editing software helps me find the best tools for my work. My articles aim to help you discover video editing software that fits your style, as we navigate the ever-changing world of technology together.