# MathMonsterX vs My First Library

The clearest difference is update cadence: My First Library at every 3 weeks against MathMonsterX's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. MathMonsterX sells 2 in-app purchases, starting at $4.99 per month and My First Library sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

MathMonsterX ships an update every 7 months, My First Library every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | MathMonsterX | My First Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 11 MB | 51 MB |
| Requires iOS | 18.4 | **17** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Suleyman Petek](https://appshunter.io/developer/1819802834) | [emre sahin](https://appshunter.io/developer/1859240921) |

## What reviewers say

### MathMonsterX

[App page](https://appshunter.io/ios/app/mathmonsterx/id6751159831)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $4.99 | per month |
| Yearly Premium Subscription | $49.99 | per year |


### My First Library

[App page](https://appshunter.io/ios/app/my-first-library-first-words/id6757811573)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is MathMonsterX free?

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

### Is My First Library free?

My First Library is free to download, with in-app purchases available.

### Do MathMonsterX or My First Library have ads?

Neither MathMonsterX nor My First Library shows ads.

### Which is updated more often, MathMonsterX or My First Library?

MathMonsterX ships an update every 7 months, and My First Library every 3 weeks. Most recently, MathMonsterX was updated on October 25, 2026 and My First Library on October 25, 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.*