iStackz app icon

Apps Like iStackz for iPhone and iPad

Organize cards by knowledge level.

The app organizes flashcards into five levels of knowledge. Card colors indicate the time since the last review, darkening as they require refreshing.

by Christoph Luedi★ 0.00 ratingsEducationFreeData updated 2026-11-11

iStackz screenshots

Ranked alternatives

Showing 421–440 of 1,000 ranked alternatives.

  1. Perform Outer Space app icon

    Perform Outer Space

    Perform Workshops Ltd.

    Explore distant galaxies and learn planets.

    The app offers children educational games about planets and spelling. It also includes videos with songs, dances, poems, and tongue-twisters related to outer space.

    ★ 0.00 ratingsEntertainmentFreeData updated 2026-11-06
  2. Recall - Efficient Flashcards app icon

    Recall - Efficient Flashcards

    Gavin Douch

    Test with spaced repetition

    Helps users retain information by testing them on with varying frequency. appear more often when answers are incorrect and less frequently when recalled correctly.

    ★ 5.07 ratingsEducationFreeData updated 2026-09-16
  3. Popup Zoo app icon

    Popup Zoo

    Yangshu Wenhua (Shanghai) Co.Ltd.

    ★ 3.310 ratingsEducationFreeData updated 2026-09-09
  4. ABC School (multilingual) app icon

    ABC School (multilingual)

    Anders Peter Amsnaes

    Flip cards, match letters, unlock rewards

    Children learn letters through a memory game by flipping cards to hear letters read aloud and matching them. Unlock fun bonuses and receive praise.

    ★ 4.69 ratingsEducationFreeData updated 2026-09-09
  5. Math Practice - Fun game for kids and young ones app icon

    Math Practice - Fun game for kids and young ones

    Vishal Shah

    Practice math skills with customizable games.

    The app provides practice for addition, subtraction, multiplication, division, fractions, and decimals. It allows customization of card values and answer input methods, storing performance data for each quiz.

    ★ 3.89 ratingsEducationFreeData updated 2026-10-18

How we rank alternatives

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