# PolyTune vs H9 Control

The clearest difference is price: H9 Control at Free against PolyTune's $4.99. H9 Control also leads on rating (3.9 vs 2.8) and update cadence (every 2 months vs every 40 months). PolyTune's advantage is in-app purchases (none vs 11) and review sentiment (66% vs 53%). On ratings volume, ads, device support and iOS requirement there is nothing between them.

H9 Control is free to download; PolyTune costs $4.99 up front. H9 Control sells 11 one-off in-app purchases. PolyTune asks for nothing beyond the download.

H9 Control holds the better App Store score, 3.9 against 2.8. Both are backed by a comparable volume of ratings — 79 and 64 respectively. Written reviews complicate that: 66% of PolyTune's written reviews are positive against 53% of H9 Control's, so the app with the better star average is not the one people write more warmly about.

PolyTune ships an update every 40 months, H9 Control every 2 months. The most recent releases landed on September 28, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | PolyTune | H9 Control |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [2.8 (79 ratings)](https://appshunter.io/ios/app/polytune/id364009203/reviews) | **[3.9 (64 ratings)](https://appshunter.io/ios/app/h9-control/id568128041/reviews)** |
| Number of ratings | **79** | 64 |
| Positive reviews | **65.7% of reviews** | 53.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 45 MB | 73 MB |
| Requires iOS | **9.0** | 9.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TC Electronic](https://appshunter.io/developer/364009206) | [Eventide](https://appshunter.io/developer/546518026) |

## What reviewers say

### PolyTune

[App page](https://appshunter.io/ios/app/polytune/id364009203)

This application provides a powerful and accurate tuning tool for musicians. It allows for simultaneous tuning of all strings, supports various guitar and bass modes, and offers drop tunings. Its technology is based on a highly-regarded pedal tuner used by professionals.

**Highlights:** Tune all strings at once, Guitar/bass mode, Drop tunings support, Award-winning pedal technology, Chromatic tuning modes, High accuracy

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🩵 Works really well
- 💯 Accurate and precise
- 🔢 Polyphonic tuning mode
- 🎨 Customizable display colors
- 🔌 Works with electric and acoustic guitars

**What reviewers complain about**

- 🐛 Crashes or freezes on newer iOS versions
- 🔇 Struggles to pick up low strings or in noisy environments
- ⏱️ Screen dims during use
- 🚫 No support for alternate/custom tunings
- 💤 Drains battery quickly when running in background

**Reported bugs**

- Crashes on launch
- Unable to detect or tune certain strings
- Inaccurate tuning readings

**Requested features**

- Add support for 432Hz tuning
- Implement custom tuning options
- Improve compatibility with external audio interfaces
- Add a dedicated on/off switch


### H9 Control

[App page](https://appshunter.io/ios/app/h9-control/id568128041)

Control all your Eventide effects pedals remotely. Manage parameters, presets, and settings with an intuitive interface. Access over 500 presets for a wide range of sound-shaping effects.

**Highlights:** Remote control for Eventide pedals, Parameter management, Preset management, Access to over 500 presets, Intuitive user interface

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlackHole | $19.99 | one-time |
| Diatonic | $19.99 | one-time |
| Digital Delay | $19.99 | one-time |
| ModEchoVerb | $19.99 | one-time |
| Phaser | $19.99 | one-time |
| Q-Wah | $19.99 | one-time |
| Rotary | $19.99 | one-time |
| Resonator | $19.99 | one-time |
| EQ Compressor | $19.99 | one-time |
| SpaceTime | $19.99 | one-time |
| Flanger | $19.99 | one-time |


## Frequently asked questions

### Is PolyTune free?

PolyTune costs $4.99, with no in-app purchases.

### Is H9 Control free?

H9 Control is free to download, with in-app purchases available.

### Which has better reviews, PolyTune or H9 Control?

H9 Control is rated higher. PolyTune averages 2.8 out of 5 from 79 ratings, while H9 Control averages 3.9 from 64 ratings.

### Do PolyTune or H9 Control have ads?

Neither PolyTune nor H9 Control shows ads.

### Which is updated more often, PolyTune or H9 Control?

PolyTune ships an update every 40 months, and H9 Control every 2 months. Most recently, PolyTune was updated on September 28, 2026 and H9 Control on August 25, 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.*