# MathLitera vs 不定方程式ガチャ

The clearest difference is price: MathLitera at Free against 不定方程式ガチャ's $3.99. MathLitera also leads on iOS requirement (15.0 vs 17.0). 不定方程式ガチャ's advantage is in-app purchases (none vs 11). On update cadence, ads and device support there is nothing between them.

MathLitera is free to download; 不定方程式ガチャ costs $3.99 up front. MathLitera sells 11 one-off in-app purchases. 不定方程式ガチャ asks for nothing beyond the download.

MathLitera ships an update fortnightly, 不定方程式ガチャ every 9 days. The most recent releases landed on September 9, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | MathLitera | 不定方程式ガチャ |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Size | 295 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Famulite Lab. LLC](https://appshunter.io/developer/1579536267) | [Akira Hiraoka](https://appshunter.io/developer/1668714727) |

## What reviewers say

### MathLitera

[App page](https://appshunter.io/ios/app/mathlitera/id6670330392)

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extra Favorite Slot 01 | $1.99 | one-time |
| Extra Favorite Slot 07 | $1.99 | one-time |
| Extra Favorite Slot 04 | $1.99 | one-time |
| Extra Favorite Slot 06 | $1.99 | one-time |
| Extra Favorite Slot 05 | $1.99 | one-time |
| Extra Favorite Slot 09 | $1.99 | one-time |
| Extra Favorite Slot 03 | $1.99 | one-time |
| Extra Favorite Slot 08 | $1.99 | one-time |
| Extra Favorite Slot 02 | $1.99 | one-time |
| Extra Favorite Slot 10 | $1.99 | one-time |
| イリス | $4.99 | one-time |


### 不定方程式ガチャ

[App page](https://appshunter.io/ios/app/id6757098537)

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

**In-app purchases:** none


## Frequently asked questions

### Is MathLitera free?

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

### Is 不定方程式ガチャ free?

不定方程式ガチャ costs $3.99, with no in-app purchases.

### Do MathLitera or 不定方程式ガチャ have ads?

Neither MathLitera nor 不定方程式ガチャ shows ads.

### Which is updated more often, MathLitera or 不定方程式ガチャ?

MathLitera ships an update fortnightly, and 不定方程式ガチャ every 9 days. Most recently, MathLitera was updated on September 9, 2026 and 不定方程式ガチャ on September 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.*