# CROUPIX vs FocusMath

The clearest difference is update cadence: FocusMath at every 4 days against CROUPIX's every 3 weeks. CROUPIX's advantage is iOS requirement (14.0.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CROUPIX sells 1 in-app purchase, starting at $1.99 per month and FocusMath sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CROUPIX ships an update every 3 weeks, FocusMath every 4 days. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CROUPIX | FocusMath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 119 MB | 37 MB |
| Requires iOS | **14.0.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [ian Jouglain](https://appshunter.io/developer/1817239434) | [HK-TECH](https://appshunter.io/developer/1441516879) |

## What reviewers say

### CROUPIX

[App page](https://appshunter.io/ios/app/croupix/id6748760613)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $1.99 | per month |


### FocusMath

[App page](https://appshunter.io/ios/app/focusmath/id6759092912)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Monthly Premium | $3.99 | per month |
| Annual Premium | $24.99 | per year |
| Lifetime Premium | $44.99 | one-time |


## Frequently asked questions

### Is CROUPIX free?

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

### Is FocusMath free?

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

### Do CROUPIX or FocusMath have ads?

Neither CROUPIX nor FocusMath shows ads.

### Which is updated more often, CROUPIX or FocusMath?

CROUPIX ships an update every 3 weeks, and FocusMath every 4 days. Most recently, CROUPIX was updated on October 12, 2026 and FocusMath on September 30, 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.*