# Endless Notes vs Simple Reaction Timer

The clearest difference is in-app purchases: Simple Reaction Timer at none against Endless Notes's 12. Simple Reaction Timer also leads on update cadence (daily vs every 5 days). Endless Notes's advantage is iOS requirement (12.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Endless Notes sells 12 one-off in-app purchases. Simple Reaction Timer asks for nothing beyond the download.

Endless Notes ships an update every 5 days, Simple Reaction Timer daily. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Endless Notes | Simple Reaction Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (7 ratings)](https://appshunter.io/ios/app/endless-notes-rhythm-master/id6739978345/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 524 MB | 10 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [宏斌 王](https://appshunter.io/developer/1535293750) | [ANDREW MARTYN BANNER](https://appshunter.io/developer/1785719851) |

## What reviewers say

### Endless Notes

[App page](https://appshunter.io/ios/app/endless-notes-rhythm-master/id6739978345)

This music game lets you tap along to the rhythm of various song genres. Create your own beatmaps or challenge others in global rankings and party matches. Unlock songs, collect albums, and customize your experience with different skins.

**Highlights:** Free beatmap creation, World Ranking Challenge, Match Battle mode, Huge song library, Classic four-button gameplay, Social interactive song playing, Customizable skins

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1200 Diamonds | $1.00 | one-time |
| Album Unlock | $1.00 | one-time |
| 30Days Unlimit | $2.00 | one-time |
| prize 2127 | $2.99 | one-time |
| 6000 Diamonds | $4.00 | one-time |
| 1 Year Unlimit | $6.00 | one-time |
| 13600 Diamonds | $8.00 | one-time |
| prize 2124 | $12.99 | one-time |
| prize 2128 | $12.99 | one-time |
| 25600 Diamonds | $18.00 | one-time |
| prize 2125 | $39.99 | one-time |
| prize 2126 | $69.99 | one-time |


### Simple Reaction Timer

[App page](https://appshunter.io/ios/app/simple-reaction-timer/id6752825952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Endless Notes free?

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

### Is Simple Reaction Timer free?

Simple Reaction Timer is free to download, with no in-app purchases.

### Do Endless Notes or Simple Reaction Timer have ads?

Both Endless Notes and Simple Reaction Timer show ads.

### Which is updated more often, Endless Notes or Simple Reaction Timer?

Endless Notes ships an update every 5 days, and Simple Reaction Timer daily. Most recently, Endless Notes was updated on September 24, 2026 and Simple Reaction Timer on September 8, 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.*