# Clock quiz, What time? vs Stop

The clearest difference is in-app purchases: Clock quiz, What time? at none against Stop's 3. Clock quiz, What time? also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). Stop's advantage is iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Stop sells 3 in-app purchases, starting at $1.99 per month. Clock quiz, What time? asks for nothing beyond the download.

Clock quiz, What time? ships an update every 5 days, Stop every 3 months. Both last shipped on October 6, 2026.

## The numbers

| Metric | Clock quiz, What time? | Stop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 months |
| Size | 1 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hideo nakamura](https://appshunter.io/developer/1242808811) | [Gary Bennett](https://appshunter.io/developer/1848817343) |

## What reviewers say

### Clock quiz, What time?

[App page](https://appshunter.io/ios/app/clock-quiz-what-time/id6744439585)

**Features:** Vision Pro support

**In-app purchases:** none


### Stop

[App page](https://appshunter.io/ios/app/stop-it/id6754552103)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly_premium | $1.99 | per month |
| Unlimited Lives | $1.99 | one-time |
| Premium Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is Clock quiz, What time? free?

Clock quiz, What time? is free to download, with no in-app purchases.

### Is Stop free?

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

### Do Clock quiz, What time? or Stop have ads?

Stop shows ads; Clock quiz, What time? does not.

### Which is updated more often, Clock quiz, What time? or Stop?

Clock quiz, What time? ships an update every 5 days, and Stop every 3 months. Most recently, Clock quiz, What time? was updated on October 6, 2026 and Stop 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.*