| What it does | Free online audio converter supporting 30+ formats with privacy-first browser-based processing
| 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 | - Browser-based conversion with no uploads required
- Support for 30+ audio formats including MP3, WAV, FLAC, AAC, OGG, WMA, M4A
- Batch processing to convert multiple files at once
- Customizable bitrate and sample rate settings
- Video to audio extraction from MP4, MOV, and AVI
- Audio editing tools including MP3 cutter and audio joiner
- Audio compressor to reduce file size
- Voice recorder for recording audio with microphone
- Additional tools for image and subtitle conversion
| - 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 | - Privacy-first with all file processing happening locally in your browser
- Fast conversion powered by FFmpeg.wasm technology without requiring file uploads
- Completely free with no registration, accounts, or hidden costs
- Batch processing capability to convert multiple files simultaneously
- High quality preservation with customizable audio settings
| - 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) | 9 ▼ −1 (down) since last check | 5 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 10 | 5 |
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| Citation Flow (Majestic) | 14 | 17 |
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| Referring domains (Majestic) | 73 | 7 |
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Mp3To
PKPASS Viewer