Comparison

Critical Thinking Concepts vs ABAB Word

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

Head to head
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

About

ABAB Word

This app helps users quickly build and review vocabulary through a simple flashcard system. It allows for the creation and management of personal word libraries, providing meanings, examples, synonyms, and antonyms for efficient learning.

Highlights
  • Personal word library creation
  • Flashcard vocabulary review
  • Meaning, example, synonym, antonym display
  • Fast and distraction-free learning
  • Simple and efficient interface
Features
Read full description

ABAB Word is a clean and efficient vocabulary learning app designed to help users build and review words quickly. Features: • Create and manage your personal word library • Review vocabulary with simple flashcards • See meanings, examples, synonyms, and antonyms • Fast and distraction-free learning experience ABAB Word focuses on simplicity and efficiency, making vocabulary learning easy and enjoyable.

Screenshots

Critical Thinking Concepts4 screens
ABAB Word3 screens

Verdict

The call

The clearest difference is in-app purchases: ABAB Word at none against Critical Thinking Concepts's 2. ABAB Word also leads on update cadence (every 2 days vs every 2 months) and rating (5.0 vs 4.7). Critical Thinking Concepts's advantage is ratings volume (38 vs 2). On price, review sentiment, ads 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

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. ABAB Word asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ABAB Word holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Critical Thinking Concepts has 38 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Critical Thinking Concepts ships an update every 2 months, ABAB Word every 2 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
Critical Thinking Concepts versus ABAB Word: the parameters behind the verdict, then further details
ParameterCritical Thinking ConceptsABAB Word
PriceFreeFree
Rating4.7 (38 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings38 — better2
Update frequencyEvery 2 monthsEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPod — better
Requires iOS18.013.0 — better
Further details — not scored
Size35 MB54 MB
Age rating4+4+
DeveloperAnthony HarveyABAB Labs LLC

Customer experience

Critical Thinking Concepts

All ratings37 ratings
Positive91.9%
Neutral0.0%
Negative8.1%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

ABAB Word

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Critical Thinking Concepts

Subscriptions2
  • All Access Monthly$3.991 Month
  • All Access Annual$7.991 Year
None

ABAB Word

No in-app purchases

Questions

Is Critical Thinking Concepts free?
Critical Thinking Concepts is free to download, with in-app purchases available.
Is ABAB Word free?
ABAB Word is free to download, with no in-app purchases.
Which has better reviews, Critical Thinking Concepts or ABAB Word?
ABAB Word is rated higher. Critical Thinking Concepts averages 4.7 out of 5 from 38 ratings, while ABAB Word averages 5.0 from 2 ratings.
Do Critical Thinking Concepts or ABAB Word have ads?
Neither Critical Thinking Concepts nor ABAB Word shows ads.
Which is updated more often, Critical Thinking Concepts or ABAB Word?
Critical Thinking Concepts ships an update every 2 months, and ABAB Word every 2 days. Most recently, Critical Thinking Concepts was updated on November 3, 2026 and ABAB Word on November 5, 2026.

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