| What it does | Free appliance age finder that decodes serial numbers to find manufacture dates
| Free browser tools for audio, display, device, image and measuring tasks that run instantly with no sign-up
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | US
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Supports 81 appliance brands including HVAC, water heaters and boilers
- Decodes using official manufacturer date code rules
- Uses government energy records and certification directories
- No signup required
- Shows recall notices when available
- Results labeled as Confirmed, Estimated, Candidates or No date
- 390,732 models on file
| - Pitch detector to identify notes and frequency
- Vocal range test to find voice type
- Guitar, ukulele, violin and bass tuners
- Speaker and headphone testing
- Dead pixel and stuck pixel detection
- Spectrogram and oscilloscope visualization
- BPM detection and tempo finding
- Chord and song key finder from audio
- Camera, mouse and game controller testing
- EXIF removal and image file conversion
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| What makes it different | - Independent research not affiliated with any appliance manufacturer
- Uses multiple official sources including manufacturer documents and government databases
- Model records help narrow down repeated year codes
| - All tools run instantly in the browser with no sign-up or download required
- Complete privacy: nothing is uploaded or stored, all processing happens on your device
- Works on both phones and computers
- Requests microphone and camera access only after you initiate
- Uses Web Audio API for precise sound analysis without uploads
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 13 | 0 |
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| Referring domains (Majestic) | 12 | 0 |
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Appliage
Gizmetto