# sinusedo vs Pythagorean Tuner

The clearest difference is price: Pythagorean Tuner at Free against sinusedo's $3.99. Pythagorean Tuner also leads on rating (5.0 vs 4.7). sinusedo's advantage is ratings volume (7 vs 1) and device support (4 vs 1). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Pythagorean Tuner is free to download; sinusedo costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pythagorean Tuner holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: sinusedo has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

sinusedo ships an update weekly, Pythagorean Tuner every 2 weeks. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | sinusedo | Pythagorean Tuner |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.7 (7 ratings)](https://appshunter.io/ios/app/sinusedo/id6444181090/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pythagorean-tuner/id6791005167/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Paid | **Free** |
| Size | 11 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexey Nadzharov](https://appshunter.io/developer/729549192) | [Leonid Iogansen](https://appshunter.io/developer/762098337) |

## What reviewers say

### sinusedo

[App page](https://appshunter.io/ios/app/sinusedo/id6444181090)

This app is a versatile sinewave synthesizer available as a standalone application and AUv3 plugin. It offers two independent keyboards with extensive control over note parameters, polyphony, and modulation, supporting MIDI input for external control.

**Highlights:** Dual independent keyboards, Microtonal tuning, Ring modulator per voice, Adjustable polyphony (up to 144 voices), MIDI input support, Note deviation display (cents), Glide and velocity control

**Features:** Vision Pro support

**In-app purchases:** none


### Pythagorean Tuner

[App page](https://appshunter.io/ios/app/pythagorean-tuner/id6791005167)

This app offers a precision tuning experience for string musicians and singers. It tunes to pure Pythagorean intonation, distinguishing between enharmonic pitches for a more authentic sound.

**Highlights:** True Pythagorean intonation, Pure 3:2 perfect fifths, Distinguishes enharmonic pitches, Precision tuning for musicians, Supports violin, cello, viola, bass, and singers

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is sinusedo free?

sinusedo costs $3.99, with no in-app purchases.

### Is Pythagorean Tuner free?

Pythagorean Tuner is free to download, with no in-app purchases.

### Which has better reviews, sinusedo or Pythagorean Tuner?

Pythagorean Tuner is rated higher. sinusedo averages 4.7 out of 5 from 7 ratings, while Pythagorean Tuner averages 5.0 from 1 ratings.

### Do sinusedo or Pythagorean Tuner have ads?

Neither sinusedo nor Pythagorean Tuner shows ads.

### Which is updated more often, sinusedo or Pythagorean Tuner?

sinusedo ships an update weekly, and Pythagorean Tuner every 2 weeks. Most recently, sinusedo was updated on October 24, 2026 and Pythagorean Tuner on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*