# ChallengeAddition&Subtraction vs Easy Number Practice

The clearest difference is update cadence: Easy Number Practice at every 5 days against ChallengeAddition&Subtraction's fortnightly. ChallengeAddition&Subtraction's advantage is iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ChallengeAddition&Subtraction ships an update fortnightly, Easy Number Practice every 5 days. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | ChallengeAddition&Subtraction | Easy Number Practice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 58 MB | 10 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [koichi kodama](https://appshunter.io/developer/1679265192) | [jinyeoung kang](https://appshunter.io/developer/6811534606) |

## What reviewers say

### ChallengeAddition&Subtraction

[App page](https://appshunter.io/ios/app/challengeaddition-and-subtraction/id6446822143)

**In-app purchases:** none


### Easy Number Practice

[App page](https://appshunter.io/ios/app/easy-number-practice/id6811534604)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChallengeAddition&Subtraction free?

ChallengeAddition&Subtraction is free to download, with no in-app purchases.

### Is Easy Number Practice free?

Easy Number Practice is free to download, with no in-app purchases.

### Do ChallengeAddition&Subtraction or Easy Number Practice have ads?

Neither ChallengeAddition&Subtraction nor Easy Number Practice shows ads.

### Which is updated more often, ChallengeAddition&Subtraction or Easy Number Practice?

ChallengeAddition&Subtraction ships an update fortnightly, and Easy Number Practice every 5 days. Most recently, ChallengeAddition&Subtraction was updated on November 7, 2026 and Easy Number Practice on November 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.*