# StopTime vs Perfect Timing

The clearest difference is in-app purchases: StopTime at none against Perfect Timing's 1. StopTime also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Perfect Timing sells 1 one-off in-app purchase. StopTime asks for nothing beyond the download.

StopTime ships an update every 5 days, Perfect Timing every 8 days. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | StopTime | Perfect Timing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 8 days |
| Size | 130 MB | 11 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arman Mkhitarian](https://appshunter.io/developer/1860912570) | [Massive Interface LLC](https://appshunter.io/developer/1456804634) |

## What reviewers say

### StopTime

[App page](https://appshunter.io/ios/app/stoptime-timer-reaction-game/id6772400704)

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

**In-app purchases:** none


### Perfect Timing

[App page](https://appshunter.io/ios/app/perfect-timing-stop-the-timer/id6808021966)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Party Host Pack | $3.99 | one-time |


## Frequently asked questions

### Is StopTime free?

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

### Is Perfect Timing free?

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

### Do StopTime or Perfect Timing have ads?

Neither StopTime nor Perfect Timing shows ads.

### Which is updated more often, StopTime or Perfect Timing?

StopTime ships an update every 5 days, and Perfect Timing every 8 days. Most recently, StopTime was updated on October 6, 2026 and Perfect Timing 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.*