# Math Helper Sigmaly AI vs ExamAgent

The clearest difference is update cadence: Math Helper Sigmaly AI at every 2 weeks against ExamAgent's every 4 weeks. ExamAgent's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, ads and in-app purchases 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 and ExamAgent sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Math Helper Sigmaly AI ships an update every 2 weeks, ExamAgent every 4 weeks. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Math Helper Sigmaly AI | ExamAgent |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Size | 22 MB | 76 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anatoli Niculeac](https://appshunter.io/developer/1788751874) | [Chukwuemeka John Okparaeke](https://appshunter.io/developer/1873573027) |

## What reviewers say

### 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 |


### ExamAgent

[App page](https://appshunter.io/ios/app/examagent-ielts-sat-prep/id6762148998)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tier 1 | $1.99 | one-time |
| Tier 2 | $5.99 | one-time |
| Tier 3 | $29.99 | one-time |
| Tier 4 | $49.99 | one-time |


## Frequently asked questions

### Is Math Helper Sigmaly AI free?

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

### Is ExamAgent free?

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

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

Neither Math Helper Sigmaly AI nor ExamAgent shows ads.

### Which is updated more often, Math Helper Sigmaly AI or ExamAgent?

Math Helper Sigmaly AI ships an update every 2 weeks, and ExamAgent every 4 weeks. Most recently, Math Helper Sigmaly AI was updated on September 9, 2026 and ExamAgent 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.*