Decoder app icon

Apps Like Decoder for iPhone and iPad

Solve mastermind puzzles with guesses and scores

Solve Mastermind-style puzzles by selecting guesses and scoring them. The narrows down possible solutions based on scores. Users can track remaining options and repeat steps until a single solution remains.

by Edwin Hou★ 1.25 ratingsGamesFreeData updated 2026-09-08

Decoder screenshots

Ranked alternatives

Showing 681–700 of 1,000 ranked alternatives.

  1. Magic Eye Stereogram Quiz app icon

    Magic Eye Stereogram Quiz

    Alexander Mokrushin

    See hidden images in pictures.

    This app presents stereograms for users to view hidden 3D images. Users answer questions about the revealed images, with scoring based on the number of attempts.

    ★ 1.86 ratingsGames$0.99Data updated 2026-09-12
  2. Crossword Solver + app icon

    Crossword Solver +

    Havos Ltd

    Find crossword solutions with known letters.

    The app finds crossword solutions using known letters and offers filters for possible answers. It supports 26 languages and includes modes for crosswords, anagrams, synonyms, codeword, and cryptic crosswords.

    ★ 4.06 ratingsReference$4.99Data updated 2026-10-14
  3. iPaint uPaint app icon

    iPaint uPaint

    Jesse Squires

    Paint wirelessly with a friend.

    The app turns an iPhone, iPad or iPod Touch into a canvas. Users can select a tool, choose a size, and pick a color to paint.

    ★ 3.45 ratingsGames$1.00Data updated 2026-09-25
  4. Country Quest: Guess Countries app icon

    Country Quest: Guess Countries

    Yangmei Studios AB

    Play and learn flags and names

    Test with 168 levels featuring different nations. Solve daily challenges to earn rewards. Track progress and revisit for memorization.

    ★ 4.17 ratingsGamesFreeData updated 2026-09-06

How we rank alternatives

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