# when vs World Flags Challenges

The clearest difference is ads: when at none against World Flags Challenges's shown. World Flags Challenges's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

when ships an update every 3 weeks, World Flags Challenges every 2 days. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | when | World Flags Challenges |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 30 MB | 25 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroe Oshimura](https://appshunter.io/developer/1592216886) | [Vinicius Fortes](https://appshunter.io/developer/1726213069) |

## What reviewers say

### when

[App page](https://appshunter.io/ios/app/when-where-what-database/id6502634868)

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

**In-app purchases:** none


### World Flags Challenges

[App page](https://appshunter.io/ios/app/world-flags-challenges/id6503302130)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is when free?

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

### Is World Flags Challenges free?

World Flags Challenges is free to download, with no in-app purchases.

### Do when or World Flags Challenges have ads?

World Flags Challenges shows ads; when does not.

### Which is updated more often, when or World Flags Challenges?

when ships an update every 3 weeks, and World Flags Challenges every 2 days. Most recently, when was updated on October 25, 2026 and World Flags Challenges on October 27, 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.*