Comparison

Critical Thinking Concepts vs Staff

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

Staff

Read full description

Elevate your educational experience with ADR Staff, the ultimate tool for assessment, diagnosis, and remediation. Designed for educators and administrative staff, ADR Staff simplifies the creation and management of exams, allowing you to focus on what truly matters – teaching and assessing your students’ progress. Key Features: Extensive Exam Library: Jumpstart your assessment process with a rich library of predefined exams. These standardized tests are ready to use and cover various subjects and competencies. Customizable Assessments: Flexibility is at your fingertips with customizable tests. Tailor your exams to align with your educational objectives, ensuring that each assessment is relevant and effective. Intuitive Evaluation: Grading is a breeze with ADR Staff's user-friendly interface. Provide valuable feedback, grade assignments, and exams efficiently, and store results securely. Progress Insights: Gain a clear understanding of class and school performance with advanced analytics. Track progress over time, identify trends, and make data-driven decisions to improve teaching strategies. Collaboration and Sharing: Collaborate with peers to create a robust educational environment. Share resources, assessments, and insights within a secure network. Data Privacy and Security: We prioritize the confidentiality of your data. Enjoy peace of mind knowing that all information within ADR Staff is protected with the highest security standards. ADR Staff is not just a utility; it’s a revolution in the academic process. It supports an active learning environment where educators can effectively gauge student needs, adapting teaching methods to foster a culture of constant learning and improvement. Join the ranks of educators who are transforming their assessment methods. Download ADR Staff now and redefine the educational journey at your institution.

Screenshots

Critical Thinking Concepts4 screens
Staff4 screens

Verdict

The call

The clearest difference is in-app purchases: Staff at none against Critical Thinking Concepts's 2. Staff also leads on device support (3 vs 1) and iOS requirement (16.6 vs 18.0). On price, update cadence and ads 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. Staff asks for nothing beyond the download.

UpkeepUpdate frequency

Critical Thinking Concepts ships an update every 2 months, Staff every 5 weeks. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
Critical Thinking Concepts versus Staff: the parameters behind the verdict, then further details
ParameterCritical Thinking ConceptsStaff
PriceFreeFree
Rating4.7 (38 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings38 — better—
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.016.6 — better
Further details — not scored
Size35 MB78 MB
Age rating4+4+
DeveloperAnthony HarveyS2 EDU-TECH SOLUTIONS PRIVATE LIMITED

In-app purchases

2 purchases

Critical Thinking Concepts

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

Staff

No in-app purchases

Questions

Is Critical Thinking Concepts free?
Critical Thinking Concepts is free to download, with in-app purchases available.
Is Staff free?
Staff is free to download, with no in-app purchases.
Do Critical Thinking Concepts or Staff have ads?
Neither Critical Thinking Concepts nor Staff shows ads.
Which is updated more often, Critical Thinking Concepts or Staff?
Critical Thinking Concepts ships an update every 2 months, and Staff every 5 weeks. Most recently, Critical Thinking Concepts was updated on October 24, 2026 and Staff on October 8, 2026.

Other comparisons