Free Social Media Image Resizer
Resize images to perfect dimensions for Instagram, X, LinkedIn, Facebook, YouTube, Pinterest, and TikTok. One-click presets for posts, stories, profiles, and banners. No signup required.
100% free — images stay on your device
Free Social Media Image Resizer Features
Platform-specific presets for every image type
Smart Crop
Automatically center-crops your image to fill the target dimensions perfectly.
PNG Download
Download resized images in high-quality PNG format, ready to upload.
7 Platforms
Presets for Instagram, X, LinkedIn, Facebook, YouTube, Pinterest, and TikTok.
25+ Size Presets
Posts, stories, reels, profile pics, banners, thumbnails, and cover photos.
Frequently Asked Questions
What image sizes does Instagram use?
Square posts: 1080×1080, Portrait posts: 1080×1350, Stories/Reels: 1080×1920, Profile pics: 320×320.
Are my images uploaded to a server?
No. All resizing happens in your browser using the HTML5 Canvas API. Your images never leave your device.
What happens if my image is smaller than the target size?
The tool will upscale to fill the dimensions. For best results, start with images at least as large as your target size.
Create & Schedule Visual Content
Use AdaptlyPost's image tools and schedule across all platforms.