# Orbini vs MathForge

The clearest difference is in-app purchases: MathForge at none against Orbini's 2. MathForge also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (18.6 vs 26.1). On price, ads and device support there is nothing between them.

Both are free to download. Orbini sells 2 in-app purchases, starting at $9.99 per month. MathForge asks for nothing beyond the download.

Orbini ships an update every 2 weeks, MathForge every 3 days. The most recent releases landed on September 9, 2026 and August 7, 2026 respectively.

## The numbers

| Metric | Orbini | MathForge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 7 MB | 5 MB |
| Requires iOS | 26.1 | **18.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Orbioom](https://appshunter.io/developer/1887333946) | [Anil Sharma](https://appshunter.io/developer/6781760053) |

## What reviewers say

### Orbini

[App page](https://appshunter.io/ios/app/orbini/id6762076909)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Orbini Pro Monthly | $9.99 | per month |
| Orbini Pro Annual | $49.99 | per year |


### MathForge

[App page](https://appshunter.io/ios/app/mathforge-skill-quest/id6787271515)

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

**In-app purchases:** none


## Frequently asked questions

### Is Orbini free?

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

### Is MathForge free?

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

### Do Orbini or MathForge have ads?

Neither Orbini nor MathForge shows ads.

### Which is updated more often, Orbini or MathForge?

Orbini ships an update every 2 weeks, and MathForge every 3 days. Most recently, Orbini was updated on September 9, 2026 and MathForge on August 7, 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.*