# Math Grade Six vs IdeaRebuild

The clearest difference is update cadence: IdeaRebuild at every 9 days against Math Grade Six's every 3 weeks. 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.

Math Grade Six ships an update every 3 weeks, IdeaRebuild every 9 days. The most recent releases landed on September 12, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Math Grade Six | IdeaRebuild |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 24 MB | 30 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ngoc Anh Nguyen](https://appshunter.io/developer/1861262689) | [Truong Pham Tuan](https://appshunter.io/developer/1896552334) |

## What reviewers say

### Math Grade Six

[App page](https://appshunter.io/ios/app/math-grade-six/id6756538273)

**Features:** macOS Compatibility

**In-app purchases:** none


### IdeaRebuild

[App page](https://appshunter.io/ios/app/idearebuild/id6768233931)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Grade Six free?

Math Grade Six is free to download, with no in-app purchases.

### Is IdeaRebuild free?

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

### Do Math Grade Six or IdeaRebuild have ads?

Neither Math Grade Six nor IdeaRebuild shows ads.

### Which is updated more often, Math Grade Six or IdeaRebuild?

Math Grade Six ships an update every 3 weeks, and IdeaRebuild every 9 days. Most recently, Math Grade Six was updated on September 12, 2026 and IdeaRebuild on September 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.*