Best Free Social Media Image Resizer
Stop guessing the correct dimensions for your posts. NoLoginTool allows you to crop and resize your images to the exact pixel specifications required by Instagram, Twitter (X), Facebook, and YouTube. All processing happens in your browser for maximum privacy.
2025 Social Media Size Cheat Sheet
Reference this guide to ensure your images are never cut off or pixelated:
| Platform | Type | Dimensions (px) |
|---|---|---|
| Square Post | 1080 x 1080 | |
| Portrait / Story | 1080 x 1920 | |
| Twitter (X) | Header / Banner | 1500 x 500 |
| YouTube | Thumbnail | 1280 x 720 |
| Cover Photo | 820 x 312 |
How to crop images without losing quality?
- Upload: Click the area above or drag and drop your image.
- Select Preset: Choose the platform (e.g., "YouTube Thumb") from the sidebar.
- Adjust: Use the zoom slider and drag the image to center your subject perfectly.
- Download: Click download. We export in high-quality JPEG format to keep file sizes low but quality high.