# Fast Math Pro vs Infinity

The clearest difference is in-app purchases: Fast Math Pro at none against Infinity's 1. Fast Math Pro also leads on iOS requirement (15.0 vs 17.0). Infinity's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Infinity sells 1 one-off in-app purchase. Fast Math Pro asks for nothing beyond the download.

Fast Math Pro ships an update monthly, Infinity fortnightly. The most recent releases landed on September 18, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Fast Math Pro | Infinity |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Size | 63 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Fuat Bera Gunay](https://appshunter.io/developer/1669829360) | [Anand Raj R](https://appshunter.io/developer/514675684) |

## What reviewers say

### Fast Math Pro

[App page](https://appshunter.io/ios/app/fast-math-pro-game-and-quiz/id6748849072)

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

**In-app purchases:** none


### Infinity

[App page](https://appshunter.io/ios/app/infinity-basic-math-questions/id6748877343)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Host a Party (Lifetime) | $1.99 | one-time |


## Frequently asked questions

### Is Fast Math Pro free?

Fast Math Pro is free to download, with no in-app purchases.

### Is Infinity free?

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

### Do Fast Math Pro or Infinity have ads?

Fast Math Pro shows ads; Infinity does not.

### Which is updated more often, Fast Math Pro or Infinity?

Fast Math Pro ships an update monthly, and Infinity fortnightly. Most recently, Fast Math Pro was updated on September 18, 2026 and Infinity on August 27, 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.*