# Endless A vs Tuner Pro

The clearest difference is in-app purchases: Endless A at none against Tuner Pro's 2. Endless A also leads on ads (none vs shown) and update cadence (every 8 days vs every 2 months). Tuner Pro's advantage is iOS requirement (13.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Tuner Pro sells 2 in-app purchases, starting at $1.99 per month. Endless A asks for nothing beyond the download.

Endless A ships an update every 8 days, Tuner Pro every 2 months. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Endless A | Tuner Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/endless-a-440/id971330737/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Free | — |
| Size | 6 MB | 25 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nathan Fennel](https://appshunter.io/developer/968469779) | [Viacheslav Bondarenko](https://appshunter.io/developer/1841897713) |

## What reviewers say

### Endless A

[App page](https://appshunter.io/ios/app/endless-a-440/id971330737)

Easily generate a consistent A-440 pitch for tuning instruments. Select from various instrument sounds to play the reference tone endlessly until you tap to stop. Ideal for musicians needing a reliable tuning reference.

**Highlights:** Endless A-440 pitch generation, Multiple instrument sound options, Simple tap-to-play interface, Reference tone for tuning, Piano, violin, french horn, sine wave sounds

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

**In-app purchases:** none


### Tuner Pro

[App page](https://appshunter.io/ios/app/tuner-pro/id6752954576)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tuner Pro | $1.99 | per month |
| Tuner Pro: Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Endless A free?

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

### Is Tuner Pro free?

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

### Do Endless A or Tuner Pro have ads?

Tuner Pro shows ads; Endless A does not.

### Which is updated more often, Endless A or Tuner Pro?

Endless A ships an update every 8 days, and Tuner Pro every 2 months. Most recently, Endless A was updated on October 9, 2026 and Tuner Pro on October 6, 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.*