Comparison

Develop Your Child 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

Develop Your Child

Gain insights into your child's unique personality and learn effective ways to interact, communicate, and support their development. This app uses a psychological framework to help parents understand their child's preferences for learning, play, and social interaction.

Highlights
  • Personality Type assessment
  • Interaction and communication tips
  • Learning and play preference insights
  • Guidance for displeased children
  • Extracurricular activity suggestions
  • Career inclination guidance
Features
Read full description

UNDERSTAND A YOUNG PERSON’S NATURAL PERSONALITY TYPE - GROUNDED IN PSYCHOLOGY, BUILT FOR PRIVACY Every person - and every young person - has natural preferences in how they take in the world, make decisions, recharge, and structure their day. DevelopYourChild helps you notice and explore those patterns - based on Carl Jung's original theory of psychological type, the foundation behind the well-known and widely-used Personality Type assessment. Built and reviewed by a team including coaches, chartered professionals, behavioural specialists, parents and personality type specialists & practitioners, this app takes a slightly different but research-supported approach. Instead of asking a young person to self-report - often impractical for younger people - it guides one of their responsible adults through a structured observation of the young person’s natural behaviour: the things they gravitate to when no one's watching, when no rules apply, and nothing is expected of them. HOW IT WORKS - Choose 4 Descriptions (quick, ideal for younger subjects) or 12 Questions (more nuanced, better for young people with a longer behavioural history) - Reflect on broad patterns from everyday life - no notepads required - Get a suggested four-letter Personality Type, then read the full profile and see if it fits - Not sure? Compare neighbouring types, get a second opinion from another adult who knows the young person, or revisit in a few months as they grow - Then reflect on what information in the extensive descriptive sections may be beneficial WHAT THE RESEARCH SAYS Developmental psychology backs the core idea: parents and other observers can spot real, coherent personality patterns in young people from everyday behaviour, and some patterns - especially sociability and self-regulation - show meaningful continuity from being young into adolescence and adulthood. Other preferences take longer to become clear. The app was built to reflect that honestly, not to oversell what observation alone can tell you. WHAT THIS APP IS - AND WHAT IT ISN'T This app is a starting point for curiosity, not a verdict. It doesn’t guarantee a definitive personality type as an outcome. It doesn’t predict behaviour, or claim that behaviour is necessarily based on underlying preferences. It won't predict the future, or replace a parent or other responsible adult’s judgment and decisions. It won't diagnose, label, or claim certainty, and it isn't a substitute for professional assessment. It offers a lens to help a parent or other responsible adult notice a young person’s natural defaults, and thereby to consider how to support them in their life. BUILT FOR PRIVACY 100% private. No ads. No tracking. No account required. No data collection. Your observations stay on your device, not in someone else's database. PART OF THE PERSONALITY EXPRESS FAMILY DevelopYourChild is one of 13 apps built around a similar Jungian type framework, each focused on a different part of life - dating, teamwork, career, teaching, neurodiversity, and more. A genuine project of dedication aimed at improving lives, not data-harvesting. IMPORTANT INFORMATION: This app provides general informational, educational and self-awareness content and, where applicable, an indication of Personality Type as defined by Jung. There is no good or bad Personality Type. Results are based on self-assessed or observed responses and are indications only; they are not statements about character, capability or behaviour and should not be relied upon as predictions of behaviour. The app does not provide clinical diagnoses, formal psychological assessments, medical evaluations or professional advice. It should not be used as the determining basis for decisions concerning health, safety, medical treatment, child development, child protection, education, parenting, discipline or wellbeing. Where a health, developmental or safety concern exists, seek advice from an appropriately qualified professional.

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

Develop Your Child4 screens
Critical Thinking Concepts4 screens

Verdict

The call

The clearest difference is price: Critical Thinking Concepts at Free against Develop Your Child's $3.99. Critical Thinking Concepts also leads on update cadence (every 2 months vs every 11 months) and ratings volume (37 vs 3). Develop Your Child's advantage is in-app purchases (none vs 2) and rating (5.0 vs 4.7). On 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

Critical Thinking Concepts is free to download; Develop Your Child costs $3.99 up front. Critical Thinking Concepts sells 2 in-app purchases, starting at $3.99 per month. Develop Your Child asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Develop Your Child 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 37 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Develop Your Child ships an update every 11 months, Critical Thinking Concepts every 2 months. The most recent releases landed on August 24, 2026 and September 26, 2026 respectively.

Scorecard7 real differences · 3 level
Develop Your Child versus Critical Thinking Concepts: the parameters behind the verdict, then further details
ParameterDevelop Your ChildCritical Thinking Concepts
Price$3.99Free — better
Rating5.0 (3 ratings) — better4.7 (37 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings337 — better
Update frequencyEvery 11 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPod — betteriPhone
Requires iOS15.6 — better18.0
Further details — not scored
Size5 MB35 MB
Age rating17+4+
DeveloperPeopleFanClubAnthony Harvey

Customer experience

Develop Your Child

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Critical Thinking Concepts

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

In-app purchases

None

Develop Your Child

No in-app purchases

2 purchases

Critical Thinking Concepts

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

Questions

Is Develop Your Child free?
Develop Your Child costs $3.99, with no in-app purchases.
Is Critical Thinking Concepts free?
Critical Thinking Concepts is free to download, with in-app purchases available.
Which has better reviews, Develop Your Child or Critical Thinking Concepts?
Develop Your Child is rated higher. Develop Your Child averages 5.0 out of 5 from 3 ratings, while Critical Thinking Concepts averages 4.7 from 37 ratings.
Do Develop Your Child or Critical Thinking Concepts have ads?
Neither Develop Your Child nor Critical Thinking Concepts shows ads.
Which is updated more often, Develop Your Child or Critical Thinking Concepts?
Develop Your Child ships an update every 11 months, and Critical Thinking Concepts every 2 months. Most recently, Develop Your Child was updated on August 24, 2026 and Critical Thinking Concepts on September 26, 2026.

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