# TunerBox vs StringTrue

The clearest difference is monetization model: StringTrue at free against TunerBox's paid. StringTrue also leads on iOS requirement (17.0 vs 26.0). TunerBox's advantage is update cadence (every 4 days vs every 3 weeks). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for TunerBox against 5.0 for StringTrue. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

TunerBox ships an update every 4 days, StringTrue every 3 weeks. The most recent releases landed on October 15, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | TunerBox | StringTrue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/tunerbox/id6753839036/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/stringtrue-guitar-tuner/id6804614229/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Paid | **Free** |
| Size | 2 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Richard Stokes](https://appshunter.io/developer/1684839871) | [冲 张](https://appshunter.io/developer/6804530906) |

## What reviewers say

### TunerBox

[App page](https://appshunter.io/ios/app/tunerbox/id6753839036)

This app provides a straightforward and efficient way to tune stringed instruments like guitars, basses, and ukuleles. It offers automatic detection of common tunings and a manual mode for precise adjustments, loading instantly for immediate use.

**Highlights:** Instant loading tuner, Supports common guitar tunings, Manual tuning mode, Works with bass and ukulele, Simple and effective interface

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

**In-app purchases:** none


### StringTrue

[App page](https://appshunter.io/ios/app/stringtrue-guitar-tuner/id6804614229)

This application provides a precise and user-friendly guitar tuning experience. It offers multiple tuning presets and a chromatic mode for detailed pitch analysis. The app confirms tuning stability with visual, auditory, and haptic feedback.

**Highlights:** Multiple standard and custom tunings, Chromatic mode with note, octave, and frequency, Tap-to-lock string detection, Visual, audio, and haptic tuning confirmation, Adjustable A4 reference pitch, Real-time, on-device audio analysis

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

**In-app purchases:** none


## Frequently asked questions

### Is TunerBox free?

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

### Is StringTrue free?

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

### Which has better reviews, TunerBox or StringTrue?

TunerBox and StringTrue are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do TunerBox or StringTrue have ads?

Neither TunerBox nor StringTrue shows ads.

### Which is updated more often, TunerBox or StringTrue?

TunerBox ships an update every 4 days, and StringTrue every 3 weeks. Most recently, TunerBox was updated on October 15, 2026 and StringTrue on October 29, 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.*