# 99math vs Poth ISD

The clearest difference is in-app purchases: Poth ISD at none against 99math's 15. 99math's advantage is update cadence (every 5 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 99math sells 15 in-app purchases, starting at $9.99 per month. Poth ISD asks for nothing beyond the download.

99math ships an update every 5 weeks, Poth ISD every 3 months. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 99math | Poth ISD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (182 ratings)](https://appshunter.io/ios/app/99math-pet-squad/id6472210505/reviews)** | — |
| Number of ratings | **182** | — |
| Positive reviews | 46.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 304 MB | 93 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [99math OÜ](https://appshunter.io/developer/1720659494) | [Poth ISD](https://appshunter.io/developer/1818169490) |

## What reviewers say

### 99math

[App page](https://appshunter.io/ios/app/99math-pet-squad/id6472210505)

This app makes math practice fun and engaging for children in grades 1-6 through gamified exercises. It offers interactive learning with real-time feedback, rewards, and customizable elements to keep kids motivated. The app also supports classroom assignments and remote learning.

**Highlights:** Gamified math practice, Interactive learning with feedback, Collectibles and rewards system, Classroom and assignment features, Customizable avatars and pets, Tailored to grades 1-6

**Features:** macOS Compatibility

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pass | $9.99 | per month |
| Monthly Pass | $9.99 | per month |
| Yearly Pass | $59.99 | per year |
| mBucks 20 pack | $1.99 | one-time |
| mBucks 40 pack | $3.99 | one-time |
| mBucks 84 pack | $7.99 | one-time |
| mBucks 88 pack | $7.99 | one-time |
| mBucks 2100 pack | $9.99 | one-time |
| mBucks 200 pack | $17.99 | one-time |
| mBucks 4500 pack | $19.99 | one-time |
| mBucks 260 pack | $19.99 | one-time |
| mBucks 7600 pack | $29.99 | one-time |
| mBucks 500 pack | $39.99 | one-time |
| mBucks 1330 pack | $49.99 | one-time |
| Math Pass lifetime | $149.99 | one-time |


### Poth ISD

[App page](https://appshunter.io/ios/app/poth-isd/id6746730416)

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

**In-app purchases:** none


## Frequently asked questions

### Is 99math free?

99math is free to download, with in-app purchases available.

### Is Poth ISD free?

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

### Do 99math or Poth ISD have ads?

Neither 99math nor Poth ISD shows ads.

### Which is updated more often, 99math or Poth ISD?

99math ships an update every 5 weeks, and Poth ISD every 3 months. Most recently, 99math was updated on October 18, 2026 and Poth ISD on October 8, 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.*