# Math Formulas Complete vs SteamWater

The clearest difference is in-app purchases: SteamWater at none against Math Formulas Complete's 1. SteamWater also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Math Formulas Complete sells 1 one-off in-app purchase. SteamWater asks for nothing beyond the download.

Math Formulas Complete ships an update every 4 months, SteamWater every 6 weeks. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Math Formulas Complete | SteamWater |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Size | 23 MB | 3 MB |
| Requires iOS | 18.0 | **17.2** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Wahyu Salam](https://appshunter.io/developer/1738766613) | [Salvador Huertas](https://appshunter.io/developer/1796699694) |

## What reviewers say

### Math Formulas Complete

[App page](https://appshunter.io/ios/app/math-formulas-complete/id6480347073)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version | $2.99 | one-time |


### SteamWater

[App page](https://appshunter.io/ios/app/steamwater/id6742078820)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Formulas Complete free?

Math Formulas Complete is free to download, with in-app purchases available.

### Is SteamWater free?

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

### Do Math Formulas Complete or SteamWater have ads?

Math Formulas Complete shows ads; SteamWater does not.

### Which is updated more often, Math Formulas Complete or SteamWater?

Math Formulas Complete ships an update every 4 months, and SteamWater every 6 weeks. Most recently, Math Formulas Complete was updated on October 14, 2026 and SteamWater on October 25, 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.*