Comparison

intellect 21 vs Skillkeep

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

Head to head
About

intellect 21

Engage in a variety of intellectual challenges, including daily quizzes, personality tests, and multiplayer battles. Improve your knowledge across numerous categories and test your IQ. Compete on leaderboards and potentially earn rewards.

Highlights
  • Daily quizzes
  • IQ and personality tests
  • Multiplayer quiz battles
  • Board game challenges
  • Spin the wheel games
  • Audio and word puzzles
  • Knowledge categories
Features
Read full description

Trivia Quiz Fun games of intellect 21 – contains categories zones such as Daily quiz,  Self-discovery, Move up, Fun Quiz, battle zone (Multiplayer games) and live zone. Users can compare their intelligence on leaderboard and most smart players can ear money. Self discovery  zone has Psychological quizzes  with Personality tests also IQ Test. Move up zone - Board game with Magic chest, Millionaire quizz and trivia with Step by Step levels Fun games: Spin the wheel (Wheel of Fortune), Logical questions, Word search, Reading test and Audio questions (Guess the song). Multiplayer games on Battle section - allows to play Quiz battle online. Users can participate in online group battles or one-on-one battles in selected categories. Live zone offers Contests, Reward tasks and Surveys. The intelligence game 'intellect 21' in the Mind Games category allows users to check their level of intelligence quotient through IQ Test. It is similar to the Mental Age Test, and IQ test which assesses Logical Reasoning, Fluid Reasoning, Visual Spatial skills, Verbal Reasoning, Working Memory, and Processing Speed. Audio questions are available in the 'Guess the Song' and 'Guess the Sound' categories. Intelligent mind games, such as Logic games, provide logical questions that require thinking differently. Daily quiz earn money: Everyday Fun games -new questions which refresh your mind! intellect 21 is Education app. User can check and improve knowledge on categories: General knowledge, Sport, Geograpgy, logo quiz , History, technology , Map quiz world geography, Europe geography , Which city , Us states, Capital city,  Us states map , Which city game, Country quiz, flag quiz, Road traffic rules or  Traffic sign quiz, Driving test, Driving license test. Also 4 pics one word and 2 pics one word,  True false app science, Football quiz or Guess the footbal player, Trivia quiz and more others. Psychological quizzes, also known as "Who are you?" Personality test , allow you to discover yourself and understand yourself better. Different subjects of free psychological tests help you analyze various situations, providing information about your character and suggestions for improvement. Step-by-step, similar to the Millionaire game, require users to answer questions by levels to move up to the top prize. Spin the Wheel is a game featuring the Wheel of Fortune, where each segment represents different subjects. After spinning, Multiplayer games user must answer a question from the selected subject to win the level. Reading tests help improve Mental health with vocabulary games, similar to a comprehension skills test where users read text and answer questions from this text. The Board game category includes Magic Chest or Chest Opening game, where users move to chests by answering questions at each step. Word search or Crossword puzzles, found in Word games, are fun activities where users answer questions to solve the puzzle. Please rate and review app, invite your friends and play Multiplayer games. If you have any suggestion put as comment here or connect us by direct chat.

About

Skillkeep

Features
Read full description

Skillkeep: Neuroscience-Powered Learning for Every Student Forgetting what you studied yesterday? You’re not alone. Research shows we lose most new knowledge within days unless we review it. Skillkeep solves this with a simple, powerful system that makes your learning stick. Our app combines proven neuroscience with smart technology to help you remember what matters most. Why Skillkeep? • Daily Brain Boosts: Personalized review sessions chosen for you based on the forgetting curve. • Smart Tracking: See your progress, strengths, and areas that need more attention. • For Everyone: Students, teachers, parents, and lifelong learners. • Family & School Accounts: Stay connected with your child’s learning journey. • Evidence-Based: Designed with input from educational psychology experts. Who Benefits • Students: Learn faster, forget less, and build confidence. • Teachers: Track retention without extra testing and extend learning beyond class. • Parents: Gain visibility into your child’s study habits and support them at home. Start free today and experience learning that lasts. Skillkeep: Make learning stick.

Screenshots

intellect 214 screens
Skillkeep4 screens

Verdict

The call

The clearest difference is update cadence: Skillkeep at every 2 weeks against intellect 21's every 2 months. intellect 21's advantage is iOS requirement (13.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

intellect 21 ships an update every 2 months, Skillkeep every 2 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 7 level
intellect 21 versus Skillkeep: the parameters behind the verdict, then further details
Parameterintellect 21Skillkeep
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size113 MB325 MB
Age rating4+4+
DeveloperNasrulla SatlikovBitsational

In-app purchases

None

intellect 21

No in-app purchases

None

Skillkeep

No in-app purchases

Questions

Is intellect 21 free?
intellect 21 is free to download, with no in-app purchases.
Is Skillkeep free?
Skillkeep is free to download, with no in-app purchases.
Do intellect 21 or Skillkeep have ads?
Neither intellect 21 nor Skillkeep shows ads.
Which is updated more often, intellect 21 or Skillkeep?
intellect 21 ships an update every 2 months, and Skillkeep every 2 weeks. Most recently, intellect 21 was updated on November 4, 2026 and Skillkeep on October 30, 2026.

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