Comparison

excel vs Critical Thinking Concepts

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

Head to head
About

excel

Read full description

Sharpen your mental math with fast, focused challenges designed to keep your brain engaged. Excel-a-math combines quick-fire addition, subtraction, multiplication, and division exercises in a clean, distraction-free experience. Test your speed, improve accuracy, and challenge yourself to reach new high scores. Whether you’re looking to stay sharp or improve your mental arithmetic, Excel-a-math makes practice simple, focused, and rewarding.

About

Critical Thinking Concepts

This app is an interactive study companion that teaches core concepts, methods, and terminology of critical thinking. It helps users develop analytical and reasoning skills for navigating complex issues effectively. Features include Q&A, swipe cards, a visual feed, audio playback, and study statistics.

Highlights
  • Question & Answer format
  • Swipe card learning
  • Visual learning feed
  • Audio player for lessons
  • Study statistics tracking
  • Offline usability
Features
Read full description

Think sharper. Argue better. Get fooled less. Critical Thinking Concepts turns the science of clear reasoning into bite-size learning points you can absorb in spare moments — in line, on a walk, or on your commute. No lectures, no fluff. Just 190+ carefully written concepts that compound into a sharper mind. LEARN THE SKILLS THAT MATTER • Logical fallacies — spot the strawman, ad hominem, and dozens more • Cognitive biases — catch the Dunning-Kruger effect, groupthink, and the backfire effect in the wild (including your own head) • Mental models and first-principles thinking • Argument analysis, rhetorical devices, and persuasive techniques • Problem-solving methods, decision-making, and the scientific method FOUR WAYS TO LEARN • Feed — scroll a clean stream of learning points with images. Search, sort by topic, favorite, bookmark, or discard what you already know. • Questions — flashcards that quiz you. Tap to reveal the answer, then mark it right or wrong to track what's sticking. • Audio — a hands-free player that reads facts or quiz questions aloud. Drive Mode makes your commute a classroom. • Lightning — rapid-fire, full-screen concepts. Swipe right to see something more often, left to see it less. The app learns what you need to review. MADE TO BUILD A HABIT • Set a daily minutes goal and watch your progress • Home screen widget puts a learning point on your lock-in loop • Your ratings tune what shows up next, so review time goes where it helps Whether you're a student, a professional who argues for a living, or just tired of being talked past — a few minutes a day here changes how you think. All Access unlocks every learning point and the full audio player, via monthly or annual subscription (auto-renews until canceled; manage in your App Store account). Download Critical Thinking Concepts and start thinking for yourself — rigorously. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://anthonyharveyapps.com/privacy-policy-critical-thinking-concepts

Screenshots

excel3 screens
Critical Thinking Concepts4 screens

Verdict

The call

The clearest difference is in-app purchases: excel at none against Critical Thinking Concepts's 2. excel also leads on iOS requirement (13.0 vs 18.0). Critical Thinking Concepts's advantage is update cadence (every 2 months vs every 56 months). On price 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. Critical Thinking Concepts sells 2 in-app purchases, starting at $3.99 per month. excel asks for nothing beyond the download.

UpkeepUpdate frequency

excel ships an update every 56 months, Critical Thinking Concepts every 2 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
excel versus Critical Thinking Concepts: the parameters behind the verdict, then further details
ParameterexcelCritical Thinking Concepts
PriceFreeFree
Rating—4.7 (37 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—37 — better
Update frequencyEvery 56 monthsEvery 2 months — better
Ads—No
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
Devices—iPhone — better
Requires iOS13.0 — better18.0
Further details — not scored
Size15 MB35 MB
Age rating4+4+
DeveloperRudolf MeerkotterAnthony Harvey

In-app purchases

None

excel

No in-app purchases

2 purchases

Critical Thinking Concepts

Subscriptions2
  • All Access Monthly$3.991 Month
  • All Access Annual$7.991 Year

Questions

Is excel free?
excel is free to download, with no in-app purchases.
Is Critical Thinking Concepts free?
Critical Thinking Concepts is free to download, with in-app purchases available.
Which is updated more often, excel or Critical Thinking Concepts?
excel ships an update every 56 months, and Critical Thinking Concepts every 2 months. Most recently, excel was updated on October 7, 2026 and Critical Thinking Concepts on October 8, 2026.

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