Critical Thinking Concepts vs Base Math
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Question & Answer format
- Swipe card learning
- Visual learning feed
- Audio player for lessons
- Study statistics tracking
- Offline usability
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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
Base Math
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Base Math helps you practice mental arithmetic and number-base conversion in bases 2 through 16. Choose mental math practice for addition, subtraction, multiplication, division, or Random operation practice. You can also convert numbers between any two bases, including binary, decimal, and hexadecimal. Pick Easy, Medium, or Hard difficulty, choose a specific base, or use random base practice. Base Math includes 10 free questions per day. Upgrade to Base Math Pro with a one-time purchase for unlimited daily practice.
Screenshots
Verdict
The clearest difference is iOS requirement: Base Math at 15.0 against Critical Thinking Concepts's 18.0. On price, ads, in-app purchases and device support 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
Both are free to download. Critical Thinking Concepts sells 2 in-app purchases, starting at $3.99 per month and Base Math sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Critical Thinking Concepts | Base Math |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (37 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 37 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Anthony Harvey | JOSEPH HAJIME KAWABATA |
In-app purchases
Critical Thinking Concepts
- All Access Monthly$3.991 Month
- All Access Annual$7.991 Year
Base Math
- Base Math Pro$0.99
Questions
Is Critical Thinking Concepts free?
Is Base Math free?
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