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 121–140 of 1,000 ranked alternatives.

  1. Shap10r app icon

    Shap10r

    William Scott Jensen

    Solve puzzles by adding Shaplors

    Solve logic puzzles by arranging shape-color combinations. Identify correct Shaplors with green or yellow outlines. Use values to deduce the answer. Track guesses to avoid repetition. Eliminate options to find the correct sequence.

    ★ 5.07,613 ratingsGamesFreeData updated 2026-09-06
  2. Room Escape: Strange Case 3 app icon

    Room Escape: Strange Case 3

    LABELEDMAN LTD

    Play, solve, and explore mysteries

    Solve puzzles to progress through a haunted train setting. Explore environments to uncover clues. Interact with characters to gather information. Complete challenges to advance the story. Unlock new areas and items through progression.

    ★ 4.8356 ratingsGamesFreeData updated 2026-09-06
  1. No Ads Solitaire app icon

    No Ads Solitaire

    Drew Schweinfurth

    Play without ads

    Play without pop-up or full-screen advertisements. Track scores by number of moves and view all winning games in a scoreboard. Save and load games at any time.

    ★ 4.511,012 ratingsGamesFreeData updated 2026-09-15
  2. Fill-In Crosswords app icon

    Fill-In Crosswords

    Emmanuel Mathis

    Place words in the grid and solve

    Solve by placing given words in a grid. Choose from three difficulty levels. Play in several languages. Features include a simple, colorful design and regular updates with new puzzles.

    ★ 4.82,984 ratingsGamesFreeData updated 2026-09-18
  3. Cryptogram Round app icon

    Cryptogram Round

    Norman Basham

    Solve cryptograms with hints and quotes

    Solve cryptograms with puzzle quotes, hints, and letter usage counts. Adjust puzzle size to screen. Auto advance after guesses. Share quotes. Optionally show incorrect answers. Play in landscape or portrait. No ads.

    ★ 4.83,275 ratingsGamesFreeData updated 2026-09-10
  4. WordBubbles! app icon

    WordBubbles!

    MAG Interactive AB

    Guess hidden words by swiping letters

    Play word puzzles by swiping across letter bubbles to form hidden words. Solve daily challenges and progress through increasing difficulty levels. Track progress and compete with other players.

    ★ 4.413,687 ratingsGamesFreeData updated 2026-09-09
  5. Mission Call - Guess & Explore app icon

    Mission Call - Guess & Explore

    MangumLabs LLC

    Receive calls and send guesses

    Simulate openings with a random assignment. Invite friends and family to assignments. Track guesses and reveal correct locations. Share results and celebrate correct answers.

    ★ 4.9852 ratingsReferenceFreeData updated 2026-10-28
  6. World Plague Pandemic: Evolved Zombie Invaders app icon

    World Plague Pandemic: Evolved Zombie Invaders

    Oliver Saylor

    Spread the plague and infect the world.

    The app introduces new ways to earn coins for virus upgrades. It features Fighting the Cure and Survival game modes, along with nine level packs and Bio Weapon power-ups.

    ★ 2.470 ratingsGamesFreeData updated 2026-10-19
  7. Logic Master 2 - Tricky & Odd app icon

    Logic Master 2 - Tricky & Odd

    Burak Sendag

    Solve puzzles and think outside the box

    Solve puzzles that require memory, , and unconventional thinking. Progress through increasingly complex challenges. Adjust difficulty settings. Track progress and unlock new levels. Share achievements with friends.

    ★ 4.921 ratingsGamesFreeData updated 2026-09-13
  8. GeoGuesser 2 app icon

    GeoGuesser 2

    Shogo Studios LLC

    Guess locations from street views

    Play location-based guessing games using panoramic street views. Choose from multiple modes including standard game with single guesses. Explore global locations and test geography knowledge. Share results and compete with others.

    ★ 4.61,234 ratingsGames$2.99Data updated 2026-09-28
  9. Cool Times Tables Flash Cards app icon

    Cool Times Tables Flash Cards

    Corey Smith

    Practice multiplication, track progress, challenge friends

    Practice multiplication with adaptive difficulty that adjusts based on skill level. Choose from 5 colored backgrounds. Compete with friends and track progress globally. Answer multiple-choice questions with smart generated options.

    ★ 4.412,242 ratingsEducationFreeData updated 2026-09-11
  10. Syllatiles - Word Puzzle Game app icon

    Syllatiles - Word Puzzle Game

    Hitapps Games LTD

    Solve words, arrange tiles, win games

    Lets users solve puzzles by deciphering words and assembling their parts in the correct order. Players progress through multiple levels and challenging riddles. The offers immersive gameplay and mental stimulation across various settings.

    ★ 4.610,182 ratingsGamesFreeData updated 2026-09-06
  11. Hidden Escape Mystery Cases app icon

    Hidden Escape Mystery Cases

    Supercharge Mobile Corp.

    Solve puzzles and rooms

    Solve puzzles and uncover secrets in an room-style game. Navigate through detailed environments, interact with objects, and complete challenges to progress. Unlock stories and characters through completed missions.

    ★ 4.64,294 ratingsGamesFreeData updated 2026-09-20
  12. Guess The Word - 4 Pics 1 Word app icon

    Guess The Word - 4 Pics 1 Word

    Conversion, LLC

    Solve puzzles and words

    Solve puzzles by matching a to four related images. Select answers from on-screen options. Earn points for correct guesses. Track progress through levels of increasing difficulty. Share scores with friends.

    ★ 4.7407 ratingsGamesFreeData updated 2026-09-08

How we rank alternatives

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