Resize videos for TikTok, Instagram, YouTube, and more. Choose from popular presets or set custom dimensions. Free, secure, and no sign-up required.
Fast, reliable, and optimized for all social media platforms.
Drag and drop or select a video file from your device.
Pick a platform preset or enter custom dimensions.
Get your resized video ready to upload anywhere.
A complete video resizer built for speed and simplicity.
One-click presets for TikTok, Instagram, YouTube, LinkedIn, Twitter, and Facebook.
Set any width and height up to 4K resolution with full control over aspect ratio.
Choose how your video adapts: letterbox, crop to fill, or stretch to fit.
Works with MP4, WebM, MOV, MKV, AVI, and more. Output in high-quality MP4.
Your video is processed locally in your browser. Nothing is uploaded to any server.
Hardware-accelerated resizing delivers results in seconds, not minutes.
TikTok and Instagram Reels need 9:16 vertical video. YouTube expects 16:9 widescreen. LinkedIn favours landscape. Posting the wrong dimensions leads to awkward cropping, black bars, or blurry output. A dedicated resizer lets you hit the exact specs every platform requires so your content always looks sharp and professional.
One-click presets cover the most popular platforms:
Find answers to common questions about our video resizer.