# OpenTune vs StringPilot

The clearest difference is update cadence: StringPilot at every 4 days against OpenTune's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OpenTune ships an update monthly, StringPilot every 4 days. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | OpenTune | StringPilot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 39 MB | 33 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ali Eren SEVINC](https://appshunter.io/developer/1751933016) | [浩铭 顾](https://appshunter.io/developer/1873844063) |

## What reviewers say

### OpenTune

[App page](https://appshunter.io/ios/app/opentune-guitar-tuner/id6757105393)

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

**In-app purchases:** none


### StringPilot

[App page](https://appshunter.io/ios/app/stringpilot/id6759282296)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OpenTune free?

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

### Is StringPilot free?

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

### Do OpenTune or StringPilot have ads?

Neither OpenTune nor StringPilot shows ads.

### Which is updated more often, OpenTune or StringPilot?

OpenTune ships an update monthly, and StringPilot every 4 days. Most recently, OpenTune was updated on September 24, 2026 and StringPilot on September 13, 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.*