# MathDrillFourthGrade vs Math Helper Sigmaly AI

The clearest difference is in-app purchases: MathDrillFourthGrade at none against Math Helper Sigmaly AI's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Math Helper Sigmaly AI sells 3 in-app purchases, starting at $4.99 per 7 days. MathDrillFourthGrade asks for nothing beyond the download.

## The numbers

| Metric | MathDrillFourthGrade | Math Helper Sigmaly AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 3 MB | 22 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Peggy Robertson](https://appshunter.io/developer/1552428981) | [Anatoli Niculeac](https://appshunter.io/developer/1788751874) |

## What reviewers say

### MathDrillFourthGrade

[App page](https://appshunter.io/ios/app/mathdrillfourthgrade/id6740635149)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Helper Sigmaly AI

[App page](https://appshunter.io/ios/app/math-helper-sigmaly-ai/id6756194673)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Day Free Trial Weekly | $4.99 | per 7 days |
| 7-Day Trial Monthly | $12.99 | per month |
| Semester Plan | $34.99 | per 6 months |


## Frequently asked questions

### Is MathDrillFourthGrade free?

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

### Is Math Helper Sigmaly AI free?

Math Helper Sigmaly AI is free to download, with in-app purchases available.

### Do MathDrillFourthGrade or Math Helper Sigmaly AI have ads?

Neither MathDrillFourthGrade nor Math Helper Sigmaly AI shows ads.

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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.*