a4b app icon

Apps Like a4b for iPhone and iPad

Play, match, and challenge in real-time

Play a puzzle game that challenges visual pattern recognition, concentration, and reaction speed. Solve puzzles to balance both brain hemispheres. Compete on a global leaderboard through Game Center.

by r-nodes UG (haftungsbeschraenkt)★ 5.01 ratingsGamesFreeData updated 2026-09-06

a4b screenshots

Ranked alternatives

Showing 741–760 of 1,000 ranked alternatives.

  1. Reaction Time: Reflex Test app icon

    Reaction Time: Reflex Test

    Meltem Arslan

    Play mini games to boost reflexes

    Play fast-paced and focus games to improve reflexes and mental agility. Tap lights before they disappear, avoid obstacles, and respond quickly to stimuli. Track progress and compete against time to enhance speed and concentration.

    ★ 0.00 ratingsGamesFreeData updated 2026-09-06
  1. SetaBrain app icon

    SetaBrain

    Simon Jianwen Sun

    Play Sudoku, solve puzzles, challenge memory, sharpen

    Play Sudoku with puzzles in four difficulty levels. Solve grids using logical reasoning. Track progress and reset puzzles. Play memory games to improve recall and reaction time. Customize game settings and view performance stats.

    ★ 0.00 ratingsGamesFreeData updated 2026-09-06
  2. Card Shuffle app icon

    Card Shuffle

    振伟 张

    Train concentration and flash memory now.

    This entertainment game trains concentration and flash memory. The app shuffles six cards, requiring users to remember their positions before identifying a revealed card.

    ★ 0.00 ratingsGamesFreeData updated 2026-09-14
  3. BrainBubbles app icon

    BrainBubbles

    Alice-Georgiana TURCANU

    Play bubble challenges to build focus

    Play bubble-based mini-challenges to improve focus, memory, reaction speed, and logic. Tap, match, and remember items in colorful, rewarding activities. Track progress and complete short, engaging exercises throughout the day.

    ★ 0.00 ratingsGames$4.99Data updated 2026-09-06
  4. QuickIQ app icon

    QuickIQ

    Lamar Lawson

    Play quizzes, solve puzzles, sharpen skills

    Play daily IQ quizzes to improve cognitive skills. Solve math, logic, memory, verbal, and pattern challenges. Compete with friends or self in challenge mode. Monitor progress and refine abilities over time.

    ★ 0.00 ratingsGamesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.