| What it does | Free online tool to compress images to exact KB size
| Secure client-side AVIF converter for privacy and speed
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| Stage | Not given
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| Based in | Not given
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| Pricing model | Free
| Free
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| Key features | - Supports JPG, JPEG, PNG, and WebP formats up to 10MB
- Binary-search algorithm hits target within ±5 KB
- Preset compression sizes: 20KB, 50KB, 100KB, 200KB
- All processing happens locally in browser with no server upload
- Automatic dimension scaling for very small targets
- Lightweight compression logic optimized for low-RAM devices
| - Batch conversion of up to 30 files at once
- Adjustable quality slider from 10% to 100%
- Download individual files or as ZIP archive
- No registration, login, or watermarks required
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| What makes it different | - Browser-based processing with complete privacy - images never leave your device
- Exact KB targeting with binary search instead of quality slider guessing
- Completely free with no daily limits, signup, or watermarks
- Built specifically for exam forms, job portals, and visa applications with exact KB requirements
- Optimized for low-end devices with limited RAM and older browsers
| - All processing happens locally in your browser with zero server uploads for complete privacy
- Instant conversion with no upload time or waiting delays
- Free with no limits, registration, watermarks or tracking
- Compare original and converted images to see quality preservation
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 5 ▲ +3 (up) since last check | 17 ● no change since last check |
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| Trust Flow (Majestic) | 6 | 13 |
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| Citation Flow (Majestic) | 19 | 28 |
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| Referring domains (Majestic) | 9 | 136 |
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KB Reducer
Avifkit