# Tuner+ vs Viola Tuner

The clearest difference is review sentiment: Tuner+ at 82% against Viola Tuner's 25%. Tuner+ also leads on rating (4.7 vs 3.1) and ratings volume (1.1K vs 9). Viola Tuner's advantage is update cadence (every 3 weeks vs every 6 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Tuner+ sells 1 one-off in-app purchase and Viola Tuner sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Tuner+ holds the better App Store score, 4.7 against 3.1. That said, the two scores are not equally well evidenced: Tuner+ has 1.1K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 82% of Tuner+'s written reviews are positive against 25% of Viola Tuner's.

Tuner+ ships an update every 6 months, Viola Tuner every 3 weeks. The most recent releases landed on September 22, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | Tuner+ | Viola Tuner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/tuner-plus/id447600117/reviews)** | [3.1 (9 ratings)](https://appshunter.io/ios/app/viola-tuner-xtuner-pro/id6744968300/reviews) |
| Number of ratings | **1.1K** | 9 |
| Positive reviews | **82.3% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 9 MB | 54 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nick Culbertson](https://appshunter.io/developer/409029298) | [NETIGEN Kluzowicz sp. j.](https://appshunter.io/developer/892331873) |

## What reviewers say

### Tuner+

[App page](https://appshunter.io/ios/app/tuner-plus/id447600117)

This app provides perfectly tuned reference notes for various musical instruments, allowing users to tune by ear. It offers both real audio and sine wave sounds and supports VoiceOver accessibility. It does not analyze instrument notes but serves as a quick reference for tuning in any key.

**Highlights:** Plays reference notes for tuning, Supports guitar, bass, piano, and more, Real audio and sine wave sounds, VoiceOver accessibility, Tune in any key

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads - Tuner+ | $0.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Excellent tuning accuracy
- 💡 Supports multiple instruments
- 🎨 Clear and simple interface
- 🔍 Helpful for ear training

**What reviewers complain about**

- 🐛 Incorrect pitch for some instruments
- 🔊 Sound quality issues on certain notes
- 🤔 Lack of visual feedback for tuning

**Reported bugs**

- App crashes on certain devices
- Distortion on some string notes

**Requested features**

- Add support for alternate tunings
- Provide visual tuning indicators
- Include a metronome feature
- Expand instrument selection


### Viola Tuner

[App page](https://appshunter.io/ios/app/viola-tuner-xtuner-pro/id6744968300)

This application offers a precise and user-friendly way to tune your viola. It features professional sound recordings and advanced algorithms for accurate pitch recognition, with multiple tuning modes available. The app works offline and provides advanced settings for musicians.

**Highlights:** Professional viola sound recordings, Offline tuning capabilities, Auto tune, manual, and chromatic modes, Adjustable concert pitch (Hz), Deviation display in cents, Custom tuning and presets

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription + trial | $2.99 | per 7 days |
| Forever one-time payment | $19.99 | one-time |


## Frequently asked questions

### Is Tuner+ free?

Tuner+ is free to download, with in-app purchases available.

### Is Viola Tuner free?

Viola Tuner is free to download, with in-app purchases available.

### Which has better reviews, Tuner+ or Viola Tuner?

Tuner+ is rated higher. Tuner+ averages 4.7 out of 5 from 1.1K ratings, while Viola Tuner averages 3.1 from 9 ratings.

### Do Tuner+ or Viola Tuner have ads?

Both Tuner+ and Viola Tuner show ads.

### Which is updated more often, Tuner+ or Viola Tuner?

Tuner+ ships an update every 6 months, and Viola Tuner every 3 weeks. Most recently, Tuner+ was updated on September 22, 2026 and Viola Tuner 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.*