# Simple Timer vs Stopwatch Library

The clearest difference is ads: Stopwatch Library at none against Simple Timer's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Timer sells 1 one-off in-app purchase and Stopwatch Library sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Simple Timer ships an update every 5 days, Stopwatch Library every 3 days. The most recent releases landed on October 17, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Simple Timer | Stopwatch Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 7 MB | 5 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EGG STUDIO LIMITED LIABILITY CO](https://appshunter.io/developer/995821190) | [Naoyuki Hasegawa](https://appshunter.io/developer/6777422704) |

## What reviewers say

### Simple Timer

[App page](https://appshunter.io/ios/app/simple-timer-time-management/id6737900369)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan | $2.99 | one-time |


### Stopwatch Library

[App page](https://appshunter.io/ios/app/stopwatch-library/id6794338987)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $2.99 | one-time |


## Frequently asked questions

### Is Simple Timer free?

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

### Is Stopwatch Library free?

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

### Do Simple Timer or Stopwatch Library have ads?

Simple Timer shows ads; Stopwatch Library does not.

### Which is updated more often, Simple Timer or Stopwatch Library?

Simple Timer ships an update every 5 days, and Stopwatch Library every 3 days. Most recently, Simple Timer was updated on October 17, 2026 and Stopwatch Library on September 28, 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.*