Onyx vs Note Recogniser
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Onyx
This app provides a versatile pitch pipe with a three-octave range and multiple sound options, including piano, clarinet, strings, horns, and a custom sine wave generator. It offers continuous playback and fine-tuning capabilities for accurate tuning.
- Three-octave range
- Multiple sound options (piano, clarinet, strings, horns)
- Custom sine wave generator
- Continuous playback mode
- Adjustable tuning frequency
- Interactive widget and watch app support
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Start off on the right note every time with Onyx. This beautiful pitch pipe sports a three-octave range in C-C or F-F, with your choice of carefully crafted sounds: choose piano or clarinet to hear your note for several seconds, or switch to continuous playback mode* to loop strings or horns for as long as you like. Or, for pinpoint accuracy, use our custom sine wave generator instead and avoid those annoying loud pops that other apps can create. On iOS, all sounds can be tuned to your preferred frequency (due to technical limitations fine tuning is only available when using the Tone sound option on Apple Watch). Use the interactive widget and the watch app for instant access from just about anywhere. Onyx even works when your device is in silent mode, so you don't have to worry about embarrassing interruptions. That's our pitch, now find yours! * Continuous playback mode is currently only supported within the app and cannot be used with the Today View widget or on Apple Watch.
Note Recogniser
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Note Recogniser - Recognise the pitch of any note! The note recogniser indicates whether the note is flat or sharp with octave. Play your sound on an instrument and have it transformed to musical notation. Analyses the pitch frequency that you sing or play, and gives the corresponding note name. This app is best not only for singing and finding which notes you're hitting, but then you can play the note on the any musical instruments and it matches perfectly. Play your sound on an instrument and have it transformed to musical notation. Note Recogniser Features Include: * Detect pitch accurately * Support multiple notes * Easy to use user interface * Concert pitch option * Standard note naming systems. Main Note Recognition range: * 05-19 * 07-37 * 10-19 * 11-37 * 13-19 * 12-12_flats * 12-12_sharps * 17-17 * 24-24_sharps etc.
Screenshots
Verdict
The clearest difference is device support: Onyx at 5 against Note Recogniser's 2. Onyx also leads on price ($0.99 vs $1.99). On ads, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Onyx costs $0.99 and Note Recogniser $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Onyx | Note Recogniser |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 4.2 (70 ratings) — better | — |
| Positive reviews | 62.1% of reviews | — |
| Number of ratings | 70 — better | — |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac, Apple Watch, Vision Pro — better | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | forScore LLC | Suresh Verma |
In-app purchases
Onyx
No in-app purchases
Note Recogniser
No in-app purchases









