# Mental Math vs Algebra AI

The clearest difference is price: Algebra AI at Free against Mental Math's $2.99. Mental Math's advantage is in-app purchases (none vs 2) and update cadence (fortnightly vs every 6 weeks). On ads, device support and iOS requirement there is nothing between them.

Algebra AI is free to download; Mental Math costs $2.99 up front. Algebra AI sells 2 in-app purchases, starting at $3.99 per 7 days. Mental Math asks for nothing beyond the download.

Mental Math ships an update fortnightly, Algebra AI every 6 weeks. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Mental Math | Algebra AI |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 6 MB | 11 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [波 许](https://appshunter.io/developer/1779951649) | [Chnini Ramdhane](https://appshunter.io/developer/1849606882) |

## What reviewers say

### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-speed-trainer/id6754240200)

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

**In-app purchases:** none


### Algebra AI

[App page](https://appshunter.io/ios/app/algebra-ai-math-homework-help/id6756529336)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is Mental Math free?

Mental Math costs $2.99, with no in-app purchases.

### Is Algebra AI free?

Algebra AI is free to download, with in-app purchases available.

### Do Mental Math or Algebra AI have ads?

Neither Mental Math nor Algebra AI shows ads.

### Which is updated more often, Mental Math or Algebra AI?

Mental Math ships an update fortnightly, and Algebra AI every 6 weeks. Most recently, Mental Math was updated on September 23, 2026 and Algebra AI 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.*