# Reading Riot vs STEMulator

The clearest difference is ads: STEMulator at none against Reading Riot's shown. Reading Riot's advantage is update cadence (weekly vs every 9 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Reading Riot ships an update weekly, STEMulator every 9 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Reading Riot | STEMulator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 9 months |
| Monetization | Ad-supported | — |
| Size | 55 MB | 35 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [M3 LINE PTY LTD](https://appshunter.io/developer/1704854444) | [STEMulator](https://appshunter.io/developer/1760697221) |

## What reviewers say

### Reading Riot

[App page](https://appshunter.io/ios/app/reading-riot/id6496852944)

Transform reading into a competitive sport. Test your speed and comprehension through dynamic games and quizzes. Climb leaderboards and become the ultimate reading champion.

**Highlights:** Engaging dashboard for progress tracking, Dynamic reading games, Comprehensive comprehension quizzes, Competitive leaderboard, Track achievements

**Features:** macOS Compatibility

**In-app purchases:** none


### STEMulator

[App page](https://appshunter.io/ios/app/stemulator/id6599522008)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reading Riot free?

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

### Is STEMulator free?

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

### Do Reading Riot or STEMulator have ads?

Reading Riot shows ads; STEMulator does not.

### Which is updated more often, Reading Riot or STEMulator?

Reading Riot ships an update weekly, and STEMulator every 9 months. Most recently, Reading Riot was updated on October 6, 2026 and STEMulator on October 5, 2026.

---

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