AI Frame Interpolation – Smooth Your Videos up to 60/120/240 FPS

Transform choppy videos into smooth, cinematic footage. UniConverter’s AI frame interpolation increases video FPS from 24/30 to 60/120/240 FPS. You can use it online with no sign-up or on the desktop app for faster performance and consistent quality.

AI Frame Interpolation for Smoother Video and Higher Frame Rates

What is Frame Interpolation? Understanding AI Video Smoothing

Frame interpolation is a technique that creates new frames between existing ones to increase a video's frame rate. It helps your footage look smoother and more natural, especially during fast motion. You can use it when editing slow-motion clips, restoring old videos, or preparing content for modern screens.

AI-powered frame interpolation analyzes each frame and identifies real motion paths. It then predicts what the missing frames should look like and inserts them into your video. Traditional methods often duplicate or blend frames, which may cause blur or ghosting. AI interpolation avoids these issues by understanding how objects move across the scene.

This process improves visual clarity, enhances the viewing experience, and helps you produce more polished content. It also makes slow-motion effects smoother and restores older, low-FPS videos for modern playback.

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How to Increase Video FPS with UniConverter AI Frame Interpolation

Step 1: Upload Your Video

Drag and drop your video to import directly if you are in the online video enhancer. For the desktop version, head to Video Enhancer, and then upload multiple video files in batch.

Step 2： Select Frame Interpolation Model

Select the Frame Interpolation model, and choose your preferred output frame rate by 2x or 4x, which is up to 240 FPS.

Step 3：Preview and Export Smooth Video

Click on "Preview", and AI instantly analyzes motion patterns and generates a preview with lightning-fast processing powered by GPU acceleration. Then, you can preview and export in various formats while keeping your original quality fully intact.

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Why Choose UniConverter AI Frame Interpolation

Advanced AI Frame Interpolation Technology

UniConverter uses advanced AI frame interpolation to analyze motion in every frame and create realistic intermediate frames. This method helps you avoid common issues such as blur and ghosting. It produces smooth, natural motion that matches the original scene. You can rely on it to convert video FPS when improving gameplay videos, slow-motion clips, or restored footage.

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Increase Video Frame Rate to 60/120/240 FPS

You can increase video frame rate from 24 or 30 FPS to 60, 120, or 240 FPS with one simple workflow. This helps your footage look smoother on modern screens and supports slow-motion editing without losing clarity. It is especially useful for gaming content, action footage, and cinematic video projects that require clean, fluid motion.

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AI Frame Interpolation Online and Desktop

UniConverter offers AI frame interpolation online for quick access and simple tasks, while the desktop version provides higher speed and batch processing support. You can choose either option based on your workflow needs. Both tools help you interpolate video smoothly and increase FPS without extra plugins or complicated settings.

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Preserve Original Quality While You Interpolate Video

The AI engine increases video FPS while preserving original resolution and visual detail. Unlike traditional blending methods that often degrade quality, AI generates new frames that match the source material perfectly. This ensures smooth motion enhancement without introducing artifacts or compression issues even with higher frame rates.

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Batch Video Frame Interpolation for Efficiency

The desktop version supports batch video frame interpolation, allowing you to process many videos at the same time. This is useful for creators and teams who work with large volumes of footage. You can increase FPS across multiple clips consistently while saving time and keeping your editing workflow efficient.

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GPU-Accelerated Video FPS Increaser

UniConverter’s GPU-accelerated engine speeds up AI frame interpolation significantly, delivering smoother performance during processing. You can increase video frame rate faster, even with high-resolution footage. This helps you complete projects more quickly and maintain high-quality output without long waiting times.

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Frame Interpolation Use Cases: When to Increase Video FPS

For Gaming Content

For Slow-Motion Video

For Old Video

For Sports Video

For Social Media Content

ai frame interpolation for gaming content creation

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Gaming Content Creation with AI Frame Interpolation

AI frame interpolation helps you convert 30-FPS gameplay recordings into smooth 60-FPS or 120-FPS videos, making fast-action scenes easier to follow. Increasing video frame rate removes choppy motion during battles, racing, or esports highlights. This creates cleaner footage for YouTube and Twitch and helps gaming creators share videos that look sharp, fluid, and more enjoyable to watch.

Creating Smooth Slow-Motion Videos with High-FPS Video Interpolation

You can turn regular-speed footage into cinematic slow-motion clips by interpolating video to 120 FPS or higher. The AI video smoother predicts natural motion between frames, allowing you to slow down scenes without jitter or blur. This is useful when you don’t have a high-speed camera but still want polished slow-motion effects for filmmaking, vlogs, or creative storytelling.

Old Video Restoration Using AI Video Frame Interpolation

AI frame interpolation improves old or low-FPS videos recorded at 15–24 FPS by generating smooth transitions between frames. Increasing the video frame rate helps remove jitter, restore motion clarity, and make vintage footage more comfortable to watch on modern screens. This is ideal for family archives, historical recordings, or digitized tapes that need stable and natural playback.

Enhance Sports Videos with Higher FPS and Motion Smoothing

Raising FPS with AI frame interpolation helps you capture every movement in sports footage more clearly. Increasing video frame rate reduces motion blur during fast action such as running, ball movement, or close-range plays. Coaches, analysts, and fans can review plays with better accuracy, while content creators can produce smooth highlight reels for online platforms.

Optimizing Social Media Content with Smooth Video FPS

AI frame interpolation helps you create smooth videos for TikTok, Instagram Reels, and YouTube Shorts by increasing FPS to match platform requirements. A higher frame rate improves clarity during quick transitions, hand movements, and product showcases. This makes your content look more professional and helps creators, influencers, and brands deliver eye-catching short-form videos.

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FAQs about AI Frame Interpolation

What is frame interpolation and how does it work?

Frame interpolation is a technique that increases video frame rate by generating new frames between existing ones. UniConverter’s AI analyzes motion across your footage, tracks objects frame by frame, and predicts what the missing frames should look like. Instead of simply duplicating frames, the AI builds smooth transitions that result in clearer and more natural motion. This makes it helpful for improving choppy videos, enhancing slow-motion effects, and restoring old low-FPS footage.

Will frame interpolation cause artifacts, ghosting, or blur in my video?

Older interpolation methods often struggled with ghosting, trailing shadows, or blur during fast motion. AI frame interpolation reduces these issues by understanding the direction and speed of movement in each scene. UniConverter predicts accurate intermediate frames instead of blending or stretching pixels. While extremely complex or chaotic motion may still create minor artifacts, most videos benefit from noticeably cleaner and smoother playback.

Should I use frame interpolation for gaming videos?

Yes. Gaming footage, especially gameplay captured at 24–30 FPS, often looks choppy during fast movements or camera turns. Frame interpolation helps by increasing video frame rate to 60 or even 120 FPS, making animations smoother and easier to watch. This is particularly useful for action games, racing titles, shooters, and esports recordings. Many creators use AI interpolation to produce polished, viewer-friendly videos for YouTube and Twitch.

How long does it take to interpolate a video from 30fps to 60fps?

The processing time varies depending on video length, resolution, and hardware performance. Short clips can finish in seconds, while long or 4K videos naturally take more time. UniConverter’s GPU acceleration speeds up AI processing significantly, making desktop interpolation much faster than browser-based tools. If you're working with multiple files or high-resolution footage, the desktop version offers the most efficient workflow.

Will frame interpolation significantly increase my file size?

Interpolating a video does add frames, which can increase the final file size. However, how much it grows depends on your export format, codec, and compression settings. UniConverter allows you to adjust these settings so you can balance smoothness and file size. In many cases, the increase is minimal, especially if you use modern codecs such as H.264 or H.265 that compress efficiently.

Frame Interpolation vs Optical Flow - What's the difference?

Optical Flow estimates pixel movement between frames and manipulates the existing frames to simulate motion. AI frame interpolation takes a more advanced approach—it analyzes motion patterns and creates entirely new frames that realistically fill in the gaps. As a result, AI interpolation usually provides smoother motion, fewer distortions, and better results in complex or fast-moving scenes. It is more suitable for modern content creation, gaming footage, and professional editing needs.