ScopeTune vs keyboaredo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScopeTune
This app offers a unique approach to pitch training and instrument tuning using 12 simultaneous oscilloscope displays. It provides visual feedback on your intonation, helping you understand the physics of sound and improve your musical ear.
- 12 simultaneous o-scope displays
- Real-time audio visualization
- Waveform and bar-density displays
- Pitch drift detection
- Interval tuning
- Extended range tuning
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Tune your instrument, your ear, and your brain with a new, patent-pending approach to pitch. The 12 simultaneous o-scope displays are each locked to scan at the rate of a different note, and display live audio from the device's built-in microphone in your choice of wave or bar-density displays. When the note you're playing exactly matches a frequency, your waveform is frozen in place, in sync with that line's scan, but will drift left or right as your pitch drifts flat or sharp, going out of sync with the scan. BENEFITS • Instantly spot any note "frozen" while you play, and simultaneously see resonances with other pitches. • See how your waveform reflects changes in your tone. • Tune just/perfect intervals as waves from two notes line-up in sync with each other, and learn how to adjust a centered pitch to line-up with harmonics of another. • Tune instruments which extend above or below the effective range of traditional tuners. • Adjust scale and display-type to spot your waveform on a busy screen, even in noisy environments where some tuners have trouble "locking on" to your sound. • Choose higher or lower octaves as suits your range, line-up to a desired frequency or precision level. Best of all, gain insight into the physics of sound, and the interdependency of science and art.
keyboaredo
This app functions as a microtonal MIDI keyboard, supporting various Equal Division of the Octave (EDO) settings. It is a MIDI effect that requires a separate synth for sound production, ideally one that handles pitch-bend per MIDI channel.
- Microtonal MIDI keyboard
- Supports EDO settings
- AUv3 MIDI effect
- Pitch-bend handling support
- Requires external synth for sound
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"keyboaredo" is a microtonal MIDI keyboard application and AUv3 MIDI effect that supports various Equal Division of the Octave (EDO) settings. Please note that this is a MIDI keyboard and it doesn't produce any sound on its own. You would require the synth that supports separate pitch-bend handling for each MIDI channel to be used with this application.
Screenshots
Verdict
The clearest difference is rating: ScopeTune at 5.0 against keyboaredo's 4.3. keyboaredo's advantage is price ($2.99 vs $5.99) and ratings volume (3 vs 1). On ads, in-app purchases, monetization model and device support 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
ScopeTune costs $5.99 and keyboaredo $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ScopeTune holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
| Parameter | ScopeTune | keyboaredo |
|---|---|---|
| Price | $5.99 | $2.99 — better |
| Rating | 5.0 (1 ratings) — better | 4.3 (3 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 26 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Dan Dickerman | Alexey Nadzharov |
Customer experience
ScopeTune
keyboaredo
In-app purchases
ScopeTune
No in-app purchases
keyboaredo
No in-app purchases





