# AI Math vs PrepLab

The clearest difference is update cadence: PrepLab at every 2 weeks against AI Math's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AI Math sells 2 in-app purchases, starting at $3.99 per 7 days and PrepLab sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

AI Math ships an update every 4 months, PrepLab every 2 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI Math | PrepLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/preplab-o-level-exam-practice/id6788296358/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 16 MB | 54 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kamalkumar Trapasiya](https://appshunter.io/developer/1587617174) | [NTH LABS LLP](https://appshunter.io/developer/1724545166) |

## What reviewers say

### AI Math

[App page](https://appshunter.io/ios/app/ai-math-solver-app-plus/id6748002691)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $3.99 | per 7 days |
| Yearly Access | $19.99 | per year |


### PrepLab

[App page](https://appshunter.io/ios/app/preplab-o-level-exam-practice/id6788296358)

This app provides bite-sized, topical practice for Singaporean students preparing for O-Level exams. It intelligently tracks incorrect answers to personalize future study sessions, focusing on weak areas across various subjects. Parents can monitor their child's progress and identify areas needing attention.

**Highlights:** Bite-sized, topical practice sets, Personalized recommendations based on mistakes, Progress tracking by subject and topic, In-app note-taking, Daily streak rewards, Parental progress dashboard

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is AI Math free?

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

### Is PrepLab free?

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

### Do AI Math or PrepLab have ads?

Neither AI Math nor PrepLab shows ads.

### Which is updated more often, AI Math or PrepLab?

AI Math ships an update every 4 months, and PrepLab every 2 weeks. Most recently, AI Math was updated on November 4, 2026 and PrepLab on October 31, 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.*