# Solve 5 vs Math Brain Challenge

The clearest difference is in-app purchases: Solve 5 at none against Math Brain Challenge's 3. Solve 5 also leads on ads (none vs shown). Math Brain Challenge's advantage is update cadence (weekly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Math Brain Challenge sells 3 in-app purchases, starting at $0.99 per month. Solve 5 asks for nothing beyond the download.

Solve 5 ships an update every 2 months, Math Brain Challenge weekly. The most recent releases landed on September 8, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | Solve 5 | Math Brain Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Size | 6 MB | 60 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Meet another mom](https://appshunter.io/developer/1529802477) | [Sefik Cevik](https://appshunter.io/developer/1539363112) |

## What reviewers say

### Solve 5

[App page](https://appshunter.io/ios/app/solve-5-mental-math/id6752615787)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Brain Challenge

[App page](https://appshunter.io/ios/app/math-brain-challenge/id6753904419)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | per month |
| Premium Access | $9.99 | per year |
| Premium - Lifetime Access | $19.99 | one-time |


## Frequently asked questions

### Is Solve 5 free?

Solve 5 is free to download, with no in-app purchases.

### Is Math Brain Challenge free?

Math Brain Challenge is free to download, with in-app purchases available.

### Do Solve 5 or Math Brain Challenge have ads?

Math Brain Challenge shows ads; Solve 5 does not.

### Which is updated more often, Solve 5 or Math Brain Challenge?

Solve 5 ships an update every 2 months, and Math Brain Challenge weekly. Most recently, Solve 5 was updated on September 8, 2026 and Math Brain Challenge on September 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*