# Dyslexia Reader vs Stim Check

The clearest difference is in-app purchases: Stim Check at none against Dyslexia Reader's 1. Stim Check also leads on update cadence (every 11 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Dyslexia Reader sells 1 one-off in-app purchase. Stim Check asks for nothing beyond the download.

Dyslexia Reader ships an update every 6 weeks, Stim Check every 11 days. The most recent releases landed on July 18, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | Dyslexia Reader | Stim Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/stim-check/id6761864466/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 11 days** |
| Monetization | — | Free |
| Size | 2 MB | 28 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Applorium Ltd](https://appshunter.io/developer/1688522804) | [Edward Nepomuceno](https://appshunter.io/developer/1816353135) |

## What reviewers say

### Dyslexia Reader

[App page](https://appshunter.io/ios/app/dyslexia-reader/id6502403442)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime upgrade | $3.99 | one-time |


### Stim Check

[App page](https://appshunter.io/ios/app/stim-check/id6761864466)

Track your caffeine intake and visualize how it affects your system over time. This tool helps you understand when caffeine will wear off, allowing for better management of sleep, performance, and recovery.

**Highlights:** Log caffeine intake from various sources, Visualize caffeine levels over time, Estimate caffeine half-life, Determine 'clear by' time for sleep safety, Simple and fast user interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Dyslexia Reader free?

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

### Is Stim Check free?

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

### Do Dyslexia Reader or Stim Check have ads?

Neither Dyslexia Reader nor Stim Check shows ads.

### Which is updated more often, Dyslexia Reader or Stim Check?

Dyslexia Reader ships an update every 6 weeks, and Stim Check every 11 days. Most recently, Dyslexia Reader was updated on July 18, 2026 and Stim Check on June 26, 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.*