Free Tool
Nostr Photo Resizer
Resize images for Nostr clients.
Upload an image
JPG, PNG, or WebP (Max 10MB)
Why use this tool?
Nostr clients often use standard social media dimensions. This tool ensures your images are perfectly sized to avoid automatic cropping or quality loss.
About Nostr Image Sizes
Nostr clients often use standard social media dimensions.
How to Use This Tool
- Upload your image - Drag and drop or click to select
- Select the format - Choose from 2 presets (Profile, Cover, Post, etc.)
- Adjust the crop - Zoom, rotate, and position your image
- Download - Get your perfectly sized image instantly
Standard Nostr Dimensions
Profile Picture
400 x 400 px
Avatar.
Banner
1500 x 500 px
Profile header.
Frequently Asked Questions
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