Resize Image to 20 KB
Get any JPG or PNG photo down to 20 KB or less — the size online forms and signature uploads demand — with the best possible quality. Everything runs in your browser; your photo is never uploaded.
Click to choose an image, or drag & drop
JPG or PNG · processed on your device, never uploaded
Other versions of this tool
- Image Resizer (Exact KB)Resize and compress any photo to exact dimensions and an exact file size (20KB, 50KB, 100KB…) with presets for passport photos, IDs, signatures and more.
- Resize Image to 50 KBCompress any photo to 50 KB or less — the most common photo-upload limit.
- Resize Image to 100 KBCompress any photo to 100 KB or less — for email attachments and web images.
Frequently Asked Questions
How do I make a photo exactly 20 KB?
Upload your image and click Resize — the tool automatically finds the highest JPEG quality that keeps the file at or under 20 KB. If the form also requires a minimum size (like 10–20 KB), set the minimum and the tool pads the file safely.
What needs a 20 KB image?
Signature uploads and photo fields on many online application forms, government portals and job applications commonly demand images between 10 KB and 20 KB.
Will my image look bad at 20 KB?
Small images (like signatures or ID photos) look fine at 20 KB. For large photos, reducing the dimensions first (untick “keep original dimensions”) preserves more visual quality at the same file size.