Master Ear Trainer vs Twiddl Chromatic Tuner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Master Ear Trainer
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Master Ear Trainer goes beyond other ear training apps that have come before it. Finally you can master the ability to hear a song and play it back! Choose between Playing by Ear and Dictation mode Choose from hundreds of chords and scales, not just common ones Home in on your weak areas and develop the ears of a pro!
Twiddl Chromatic Tuner
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Twiddl is a focused chromatic tuner for iPhone. Open it and play. Twiddl starts listening immediately. Features: - Chromatic tuning from A0 through C8 - Fluid, continuous pitch feedback - Automatic listening when the app opens - Clear note, octave, frequency, and cents readouts - Adjustable concert pitch from A4 = 430–450 Hz - Accessibility labels and Reduce Motion support Private by design: - Audio is analyzed only on your iPhone - Nothing is recorded, saved, or uploaded - No account, advertising, analytics, or tracking Twiddl began as the tuner I wanted for myself. I’m sharing it in case it feels better to someone else, too. This tuner is free, and it will stay free.
Screenshots
Verdict
The clearest difference is update cadence: Twiddl Chromatic Tuner at every 6 days against Master Ear Trainer's every 2 months. Master Ear Trainer's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.0). On price, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Master Ear Trainer ships an update every 2 months, Twiddl Chromatic Tuner every 6 days. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.
| Parameter | Master Ear Trainer | Twiddl Chromatic Tuner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 23 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | David Mann Music LLC | Luis Diego Hernandez Arias |
In-app purchases
Master Ear Trainer
No in-app purchases
Twiddl Chromatic Tuner
No in-app purchases
Questions
Is Master Ear Trainer free?
Is Twiddl Chromatic Tuner free?
Do Master Ear Trainer or Twiddl Chromatic Tuner have ads?
Which is updated more often, Master Ear Trainer or Twiddl Chromatic Tuner?
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