# XUkuleleTuner vs UMA Abacus

The clearest difference is in-app purchases: UMA Abacus at none against XUkuleleTuner's 1. UMA Abacus also leads on update cadence (every 3 weeks vs every 11 months). XUkuleleTuner's advantage is iOS requirement (10.2 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. XUkuleleTuner sells 1 one-off in-app purchase. UMA Abacus asks for nothing beyond the download.

XUkuleleTuner ships an update every 11 months, UMA Abacus every 3 weeks. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | XUkuleleTuner | UMA Abacus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/xukuleletuner/id1388887388/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 73 MB |
| Requires iOS | **10.2** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [智健 肖](https://appshunter.io/developer/1383157250) | [shuihua zhu](https://appshunter.io/developer/1444836907) |

## What reviewers say

### XUkuleleTuner

[App page](https://appshunter.io/ios/app/xukuleletuner/id1388887388)

This app provides an accurate and easy-to-use ukulele tuning experience, functioning like a traditional digital tuner but with enhanced performance. It precisely identifies string notes and frequency deviations, even in noisy environments, by filtering out interference sounds.

**Highlights:** Accurate frequency identification, Easy-to-use interface, Works in noisy environments, Filters interference sounds, Professional tuning performance

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ukulele Tuner | $1.99 | one-time |


### UMA Abacus

[App page](https://appshunter.io/ios/app/uma-abacus/id1460627418)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is XUkuleleTuner free?

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

### Is UMA Abacus free?

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

### Do XUkuleleTuner or UMA Abacus have ads?

Neither XUkuleleTuner nor UMA Abacus shows ads.

### Which is updated more often, XUkuleleTuner or UMA Abacus?

XUkuleleTuner ships an update every 11 months, and UMA Abacus every 3 weeks. Most recently, XUkuleleTuner was updated on October 24, 2026 and UMA Abacus on October 4, 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.*