Comparison

Dyslexia Reader vs Stim Check

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dyslexia Reader

Features
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Dyslexia Reader is the ultimate reading tool for people with reading difficulties. The reader screen is fully customisable: - Change fonts - Change colors - Change the font size - Highlight text one word at a time - Text to speech - Automatic reading - Make all characters uppercase - Letter spacing - Line spacing

About

Stim Check

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
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You’re probably still caffeinated. PreFix: Stim Check helps you track how much caffeine is still active in your system—and when you’ll actually come down. Most people guess when caffeine wears off. This tool shows you. Log your coffee, pre-workout, or energy drinks and visualize your caffeine levels over time based on your body weight and caffeine half-life. See exactly when you drop below a sleep-safe threshold so you can better manage timing, performance, and recovery. Features: Log caffeine intake (coffee, pre-workout, energy drinks) Visualize your caffeine curve throughout the day See how much caffeine is still active in your system Get a “clear by” time for when levels drop Simple, fast, and easy to use Built for lifters, athletes, and anyone trying to better understand their caffeine habits. Free. No ads. No signup. This app provides estimates based on average caffeine metabolism and is not medical advice.

Screenshots

Dyslexia Reader3 screens
Stim Check4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
Dyslexia Reader versus Stim Check: the parameters behind the verdict, then further details
ParameterDyslexia ReaderStim Check
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 6 weeksEvery 11 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.0 — better15.1
Further details — not scored
Size2 MB28 MB
Age rating4+4+
DeveloperApplorium LtdEdward Nepomuceno

In-app purchases

1 purchases

Dyslexia Reader

One-time1
  • Lifetime upgrade$3.99
None

Stim Check

No in-app purchases

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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