# Challenge vs Emoji Difference

The clearest difference is iOS requirement: Challenge at 11.0 against Emoji Difference's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Challenge ships an update every 4 months, Emoji Difference every 2 months. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Challenge | Emoji Difference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (32 ratings)](https://appshunter.io/ios/app/challenge-7-seconds/id1010531468/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 91.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 151 MB | 67 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kwok Chun Hin](https://appshunter.io/developer/446734044) | [现 王](https://appshunter.io/developer/6789028075) |

## What reviewers say

### Challenge

[App page](https://appshunter.io/ios/app/challenge-7-seconds/id1010531468)

Engage in a series of rapid-fire challenges where you have just 7 seconds to complete each mini-game. Test your reflexes and quick thinking across 42 diverse and fast-paced games with simple controls.

**Highlights:** 42 mini games, 7-second challenges, Simple controls, Quick reflexes, Fast-paced gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Emoji Difference

[App page](https://appshunter.io/ios/app/emoji-difference/id6789862904)

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

**In-app purchases:** none


## Frequently asked questions

### Is Challenge free?

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

### Is Emoji Difference free?

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

### Do Challenge or Emoji Difference have ads?

Both Challenge and Emoji Difference show ads.

### Which is updated more often, Challenge or Emoji Difference?

Challenge ships an update every 4 months, and Emoji Difference every 2 months. Most recently, Challenge was updated on October 15, 2026 and Emoji Difference on October 10, 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.*