# Cello Tuner vs EAOapp

The clearest difference is in-app purchases: EAOapp at none against Cello Tuner's 1. EAOapp also leads on ads (none vs shown). Cello Tuner's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence and device support there is nothing between them.

Both are free to download. Cello Tuner sells 1 in-app purchase, starting at $2.99 per 7 days. EAOapp asks for nothing beyond the download.

Cello Tuner ships an update every 6 weeks, EAOapp every 3 weeks. The most recent releases landed on September 26, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Cello Tuner | EAOapp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/cello-tuner-xtuner-pro/id6744968042/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 58 MB | 38 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NETIGEN Kluzowicz sp. j.](https://appshunter.io/developer/892331873) | [Domain Science Ltd](https://appshunter.io/developer/1839234171) |

## What reviewers say

### Cello Tuner

[App page](https://appshunter.io/ios/app/cello-tuner-xtuner-pro/id6744968042)

This application provides a free, offline cello tuning experience with multiple modes for beginners and professionals. It features real instrument sounds and advanced frequency settings for accurate tuning.

**Highlights:** Offline tuning, Auto tune mode, Manual tune mode, Chromatic tuner mode, Real cello sounds, Customizable frequency settings, Instrument head view

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription + trial | $2.99 | per 7 days |


### EAOapp

[App page](https://appshunter.io/ios/app/eaoapp/id6756671947)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cello Tuner free?

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

### Is EAOapp free?

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

### Do Cello Tuner or EAOapp have ads?

Cello Tuner shows ads; EAOapp does not.

### Which is updated more often, Cello Tuner or EAOapp?

Cello Tuner ships an update every 6 weeks, and EAOapp every 3 weeks. Most recently, Cello Tuner was updated on September 26, 2026 and EAOapp on October 2, 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.*