| What it does | Free online tool to compress images to exact KB size
| Open .pkpass files online in your browser without uploading them
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free: view passes, see barcodes, save as PNG, one-pass PDF. Trip Pass: US$4.90 once for 30 days (multi-pass PDF export). Pro monthly: US$6.90 per month. Pro yearly: US$39 per year.
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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
| - View .pkpass files in browser without upload
- Display pass front, back, barcode and all fields
- Save pass as PNG image
- Export to print-ready PDF on A4 or US Letter
- Barcode drawn at full resolution for scanning and printing
- Support for multiple barcode formats
- View raw pass.json for debugging
- Multi-pass PDF export (2 or 4 per page)
- Works on Android, Windows, Mac, Linux and ChromeOS
- License key works on up to 3 devices simultaneously
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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
| - Runs entirely in browser—no upload, no server processing, privacy by design
- Free viewing and single-pass PDF; multi-pass export is the only paid feature
- Made and maintained by one independent developer with extensive testing
- Accepts USDT crypto payment for Trip Pass in addition to card
- 14-day refund policy with no questions asked
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 5 ▲ +3 (up) since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 6 | 5 |
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| Citation Flow (Majestic) | 19 | 17 |
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| Referring domains (Majestic) | 9 | 7 |
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KB Reducer
PKPASS Viewer