# LabStar vs iMath

The clearest difference is ads: iMath at none against LabStar's shown. LabStar's advantage is iOS requirement (12.4 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. LabStar sells 1 in-app purchase, starting at $5.99 per year and iMath sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

LabStar ships an update fortnightly, iMath every 2 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | LabStar | iMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (12 ratings)](https://appshunter.io/ios/app/imath-the-math-universe/id1506925872/reviews)** |
| Number of ratings | — | **12** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 91 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sencer Corlu](https://appshunter.io/developer/1411949413) | [立刚 孙](https://appshunter.io/developer/1497623126) |

## What reviewers say

### LabStar

[App page](https://appshunter.io/ios/app/labstar/id1497440572)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LabStar App Subscription | $5.99 | per year |


### iMath

[App page](https://appshunter.io/ios/app/imath-the-math-universe/id1506925872)

This app offers an ad-free, engaging environment for children under 12 to learn fundamental math concepts through play. It features bilingual support and smart progress tracking to build confidence and a love for learning.

**Highlights:** Ad-free and safe learning environment, Bilingual English and Chinese math terms, Smart progress tracking, Covers counting to fractions, Logic and critical thinking puzzles, Game-like learning worlds

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iMath 1 month subscription | $4.99 | per month |
| iMath 12 months subscription | $39.99 | per year |


## Frequently asked questions

### Is LabStar free?

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

### Is iMath free?

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

### Do LabStar or iMath have ads?

LabStar shows ads; iMath does not.

### Which is updated more often, LabStar or iMath?

LabStar ships an update fortnightly, and iMath every 2 weeks. Most recently, LabStar was updated on November 7, 2026 and iMath on November 3, 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.*