E Tuner vs APTuner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
E Tuner
This app provides a professional chromatic tuner for various instruments like piano, guitar, and violin. It offers high accuracy and includes a tone generator and frequency meter. It can also be used for headphone testing by sound engineers.
- High accuracy tuning (±2 cent)
- Tone generator (20 - 20,000 Hz)
- Frequency meter
- Instrument tuning (Piano, Guitar, Violin)
- Headphone testing
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Professional chromatic tuner for Piano, Guitar, Violin. (E Tuner is tuned relative to A446 Hz) Features: - High Accuracy ±2 cent (±0.02 semitone) - Tone generator (20 - 20 000 Hz) - Frequency meter Tune your acoustic guitar with E Tuner free. App uses device microphone for precise tuning your musical instruments. Also app can use to Headphones test for engineer and professional sound designer. This helps choice headphones which one offers best performance.
APTuner
This application provides highly accurate chromatic tuning for a wide range of instruments. It features a clear interface, customizable settings, and the ability to detect note deviations with precision.
- Automatic note and cent deviation detection
- Accurate to 1/1000 semitone
- High contrast, high visibility UI
- Instrument presets
- User selectable noise threshold
- Settable A4 frequency
- Historical temperaments
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Features: + Automatically detects the note and cent deviation for a wide variety of instruments + Accurate up to 1/1000 semitone (0.1 cent) + High contrast, high visibility user interface + Instrument presets + User selectable noise threshold + Settable A4 frequency + Frequency table + Select and edit historical temperaments
Screenshots
Verdict
The clearest difference is review sentiment: APTuner at 100% against E Tuner's 0%. APTuner also leads on rating (5.0 vs 4.6). E Tuner's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (8.0 vs 15.6). On price, ratings volume, 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.
APTuner holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 7 and 6 respectively. Written reviews point the same way: 0% of E Tuner's written reviews are positive against 100% of APTuner's.
E Tuner ships an update every 5 weeks, APTuner every 3 months. The most recent releases landed on October 20, 2026 and October 1, 2026 respectively.
| Parameter | E Tuner | APTuner |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (7 ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 7 — better | 6 |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 28 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Vitalii Gryniuk | Joseph Broms |
Customer experience
E Tuner
APTuner
In-app purchases
E Tuner
No in-app purchases
APTuner
No in-app purchases
