Pixel-perfect resizing nothing uploaded
Resize Images Instantly.
Set exact dimensions, maintain aspect ratio, or fit inside a max size. Batch resize with one click all client-side.
Drop images here
JPEG · PNG · WebP · GIF batch supported
Free online image resizer resize JPEG, PNG & WebP without quality loss
Compressify's image resizer lets you set exact pixel dimensions or scale images proportionally to fit inside a maximum width or height. Everything runs inside your browser using the Canvas API no file is ever uploaded to any server.
Use Fit inside mode to resize a batch of images so none exceeds a given size while preserving their original aspect ratios ideal for preparing images for a website gallery, client deliverables, or social media uploads. Use Exact dimensions when you need a specific canvas size, such as a 1200×628 Open Graph image or a 1080×1080 Instagram square.
Common resize presets
- Social media post: 1080×1080 (Instagram square)
- Open Graph / link preview: 1200×628
- Twitter/X header: 1500×500
- Full HD web background: 1920×1080
- Email thumbnail: max 600px wide
- WhatsApp / Telegram: max 1280px to keep under size limits