5 Best AI Video Upscalers to Enhance Your Video Quality [2026 Updated]

Nowadays, 4K and 8K displays have become the standard. Lower-resolution footage, even some 720p or 1080p videos, can look blurry and low-quality. Are you disappointed with blurry, pixelated videos from online downloads or old devices?

Unlike in the old days, fixing low-resolution videos requires expensive software and technical skills. Thanks to advanced artificial intelligence, AI video upscalers have changed the game. These tools can analyze and rebuild your videos, increasing resolution and quality. This guide reviews the top 5 options available in 2026, including professional desktop software, a free online tool, and open-source ones.

AI Video Upscaler

Quick Comparison of the 5 Best AI Video Upscalers

AI Video Upscaler Upscaling Quality Ease of Use Processing Speed Platform Price Best For
Aiseesoft Video Converter Ultimate Excellent Very Easy Fast Win, Mac Freemium Subscription All-in-one video editing & enhancement
Topaz Video AI Outstanding Moderate Moderate Win, Mac Subscription (monthly/yearly) for Topaz Studio and Pro Professionals who want maximum quality
UniFab Video Upscaler AI Good Easy Fast Win, Mac Subscription HDR and home theater; Balancing speed and quality
Video2X Excellent Difficult Fast Win, Linux Free Tech-savvy users, anime upscaling, free solution
CapCut Good Very Easy Fast Web, Win, Mac, Mobile Free (with options) Quick edits for social media

Part 1. How to Choose a Great AI Video Upscaler?

Many AI video upscaler and enhancer tools claim that they can easily fix your blurry videos and improve the quality. However, with so many options available, you may find it hard to quickly find the perfect one. Before we delve into the specific AI video upscaler recommendations, here are several key factors you need to consider:

  • AI Models & Enhancement Quality: Select tools that use advanced deep-learning models for different upscaling and enhancement needs. A good AI video upscaler doesn’t just increase the resolution or simply stretch the image; it should intelligently remove noise, sharpen edges, and add details.
  • Ease of Use: You should select an AI video upscaler based on your current skill level. If you are not a video expert, select a tool with an intuitive interface and simple controls. It should offer a straightforward way to enhance quality by applying an AI model.
  • Platform & Compatibility: Ensure the AI tool supports your operating system, such as Windows, macOS, or web. Moreover, it should support all your video files and allow you to export in the desired formats.
  • Processing Speed: Some AI upscalers support hardware acceleration to offer fast processing speeds. Consider whether you need a professional, fast tool, or if you are willing to wait longer using an online upscaler.
  • Advanced Features: Many upscaling tools also offer other AI-powered enhancement functions, such as noise removal, color correction, video stabilization, frame interpolation, and more. Select an AI upscaler that offers the additional features you want.
  • Price: Many AI video upscalers are offered on the market, ranging from free, open-source software, online tools with limitations, and paid, professional programs. Consider your budget and select your desired tool.

Part 2. Top 5 AI Video Upscaler Recommendations

To help you quickly find the target AI video upscaler, this section gives you a review of the five strong contenders available, catering to different enhancement needs and budgets.

1. Aiseesoft Video Converter Ultimate

Aiseesoft Video Converter Ultimate is a powerful, all-in-one studio that has integrated a professional-grade AI Video Enhancer. It supports upscaling all popular video formats, including MP4, MOV, MKV, WEBM, and FLV. Unlike complex editors, it offers a one-click way to upscale resolution, optimize colors, adjust brightness, reduce noise, and more. This AI video upscaler lets you easily enhance your videos to clearer, smoother, and higher-resolution ones.

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Aiseesoft is ideal for most casual users who want to upscale 720p or 1080p footage into 4K without a steep learning curve. Its deep AI technology enables you to increase your video resolution at 2x and 4x with enhanced quality. For old videos with too much image noise, the software can denoise them and offer a clear visual effect. If your videos are black and white, you can also try this tool to colorize your videos to a more vivid and colorful state.

Selecting Ai Models

Key Features:

  • Upscales resolution from SD to 1080p HD, 4K, or even 8K.
  • Provides multiple AI models for different enhancement needs.
  • Optimizes brightness and contrast automatically.
  • Removes video noise and reduces video shaking.
  • Supports batch processing and hardware acceleration for multiple videos.

Verdict:

Aiseesoft Video Converter Ultimate is very useful. Most impressive of all is the upscaling technology, which can turn a video into 4K resolution without blur. That’s amazing. Besides, its intuitive interface makes AI enhancement accessible to beginners, while its extensive features satisfy more advanced users. It delivers excellent quality and great value for an all-in-one package. The only fly in the ointment is that the overall interface color is a little dark.

2. Topaz Video AI

Topaz Video AI is professional video quality enhancement software for the Topaz video upscaler. It includes all the features required for video improvement based on AI power to elevate video quality. For example, it enhances old, low-resolution video to 4K and 8K resolutions. Additionally, it can optimize colors and tones and even stabilize shaky footage. For those in need of professional or studio-quality video editing, this tool has been their home.

Topaz Video AI

Key features:

• Upscale videos to 4K and 8K resolution.

• Seven enhancement models: Proteus, Iris, Nyx, Rhea, Artemis, Gaia, and Theia.

• Enhanced sharpness during denoising.

• 16× for slow motion in Frame Interpolation.

OS: Windows/Mac

Verdict:

This is a wonderful AI upscaling tool. It can improve video quality while preserving detail and reducing noise and has remarkable detail preservation, effective noise reduction, and high-quality output. At the same time, its upscaled videos best match the original ones, which makes them look normal instead of overscaled. However, its pricing is too high.

3. UniFab Video Upscaler AI

UniFab Video Upscaler AI is an AI-based tool for video quality enhancement and resolution enlargement developed by DVDFab. With AI models and advanced deep learning algorithms, UniFab can recognize, analyze, and enhance video content with a more realistic and vivid visual effect. In addition to upscaling video to 1080P, 720P, and even the stunning 4K Ultra HD, it can also double the size of videos based on their original resolution.

Unifab Video Upscaler AI

Key features:

• Upscales videos to 4K.

• Enlarges video size by up to 300%.

• Optimize old videos into clear, high-quality videos.

OS: Windows/Mac

Verdict:

This software is also an excellent AI video enhancer tool. It can upscale videos up to 4K, making them clearer than before. Most importantly, it takes less time to produce the new video, which saves users time and improves efficiency. However, the quality of the upscaled video cannot be ensured, which is not as clear as the two tools above.

4. Video2X

Video2X is a free, open-source video upscaler that uses powerful algorithms like Waifu2x and Real-CUGAN to increase resolution and frame rate. It offers a powerful solution for tech-savvy users who are willing to invest time in the first complex setup.

Video2X Upscaler

Key Features:

  • Completely free to use, with a large community support.
  • Integrates with other popular AI frameworks to upscale video frames.
  • Offers highly customizable settings for users who want control.
  • Produces excellent upscaling quality, especially for anime and cartoons.

Verdict:

Video2X offers a completely free way to upscale videos. It is unbeatable for its price and community support. However, it is not ideal for most general users who prefer a simple upscaling or enhancement experience. Video2X requires a manual, complex setup process and related technical skills.

5. CapCut

CapCut is a popular free video editor app that offers the AI-powered upscaling feature. It is widely used to create content for social media like TikTok or Instagram. CapCut offers mobile apps, desktop software, and a web version to enhance your videos.

Capcut Export Options

Key Features:

  • One-click AI upscaling integrated into a free video editor.
  • Available as an online upscaler, desktop software, and mobile app.
  • Includes a vast library of editing tools, effects, and audio tracks.
  • Offers a fast, easy way for basic enhancement needs.

Verdict:

CapCut is incredibly convenient for various common video editing needs. Besides, it allows you to increase video resolution, adjust effects, and perform other enhancements. It is ideal for everyday users and media content creators.

Part 3. FAQs about AI Video Upscalers

How does AI upscaling improve video quality?

AI upscaling enhances the quality of videos by using complex algorithms, usually derived from machine learning techniques, to create extra pixels by interpolating the original video source, providing a visually superior viewing experience compared to traditional upscaling methods.

Can AI upscaling convert SD to HD?

Yes, AI upscaling can convert Standard-Definition (SD) video to High-Definition (HD) video by employing advanced algorithms. It interpolates additional pixels to increase the resolution. AI upscaler is especially good at converting SD to HD because it uses deep learning models that are explicitly trained to comprehend and improve visual content, which goes beyond basic interpolation techniques.

Is AI upscaling better than traditional upscaling?

AI upscaling generally provides better results than traditional upscaling methods. First, AI upscaling employs sophisticated algorithms, so it requires fewer details and sharpness of the original videos than traditional upscaling. Second, AI upscaler can adaptively adjust the enhancement process, which ensures a more balanced and natural-looking upscaled output than traditional upscaling.

Conclusion

With the help of the advanced AI, you can now easily upscale resolution and enhance your videos. All the recommended AI Video Upscalers are effective. You can weigh the benefits and drawbacks of each option to determine which is best for you. If you look for a balance of professional results, speed, and ease of use, Aiseesoft Video Converter Ultimate is our top recommendation. For the highest possible quality, choose Topaz Video AI. For quick and online enhancements, CapCut is a convenient option. If you need a completely free AI video upscaler, turn to the open-source Video2X.

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