Best Encryptiondecryption Apps & Games

224+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated May 2026

Looking for free encryptiondecryption apps and games? 20 of our 224+ tracked titles are free to download โ€” no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Encryptiondecryption

Cryptogram: Word Brain Puzzle#1

Cryptogram: Word Brain Puzzle by Joyteractive Limited

Guess quotes in logic game!
Editor's Choice
๐ŸŽฎ Games
4.6๐Ÿ˜(236K ratings)
FreeAdsIn-App Purchases
#42in Games
Cryptogram: Word Brain Puzzle screenshot 1
Cryptogram: Word Brain Puzzle screenshot 2
Cryptogram: Word Brain Puzzle screenshot 3
Cryptogram: Word Brain Puzzle screenshot 4
Cryptogram: Word Brain Puzzle screenshot 5
Cryptogram: Word Brain Puzzle screenshot 6

Cryptogram: Word Brain Puzzle - Guess quotes in logic game! Ready for a brain workout? Decode letters to solve cryptograms and challenge your mind with numbers and letters. Exercise your brain and have fun in this puzzletastic adventure!

What We Love

  • ๐Ÿš€ Fun and challenging puzzles
  • ๐Ÿง  Engaging brain exercise
  • ๐Ÿ“š Variety of categories and themes

Room to Improve

  • ๐Ÿ’ข Excessive and intrusive ads
  • ๐Ÿ” Small/hard-to-read numbers
  • ๐Ÿ› Bugs and glitches
Hexic Link - Logic Puzzle Game#2

Hexic Link - Logic Puzzle Game by ThinkCube Inc.

Hexagon Connect Puzzle Game
Strong Contender
๐ŸŽฎ Games
4.6๐Ÿ˜Š(367 ratings)
FreeIn-App Purchases
Hexic Link - Logic Puzzle Game screenshot 1
Hexic Link - Logic Puzzle Game screenshot 2
Hexic Link - Logic Puzzle Game screenshot 3
Hexic Link - Logic Puzzle Game screenshot 4

A challenging hexagon connect puzzle game where players link matching color dots to create lines and solve intricate puzzles. Exercise your logic and spatial skills in this engaging brain-teaser. Try it now to test your puzzle-solving abilities!

What We Love

  • ๐Ÿ‘ Fun and challenging game
  • ๐Ÿง  Mentally stimulating
  • โฐ Great time killer
  • ๐ŸŽจ Colorful and visually appealing

Room to Improve

  • ๐Ÿ’ข Too many ads/pop-ups
  • ๐Ÿค– Unresponsive controls
  • ๐Ÿ”„ Orientation issues
Mahdoku - Zen Block Puzzle#3

Mahdoku - Zen Block Puzzle by Guangzhou Baoyong Information Technology Co., Ltd

A fusion of Mahjong and Sudoku
Worth Considering
๐ŸŽฎ Games
4.6๐Ÿ˜Š(14K ratings)
FreeAdsIn-App Purchases
Mahdoku - Zen Block Puzzle screenshot 1
Mahdoku - Zen Block Puzzle screenshot 2
Mahdoku - Zen Block Puzzle screenshot 3
Mahdoku - Zen Block Puzzle screenshot 4
Mahdoku - Zen Block Puzzle screenshot 5

Mahdoku is a captivating fusion of Mahjong and Sudoku, offering a serene and meditative puzzle experience inspired by the ancient East. Immerse yourself in a harmonious Oriental philosophy, train your brain, and enjoy hours of engaging gameplay with Mahdoku. Download the app and embark on a journey of mindfulness, strategy, and personal growth.

What We Love

  • ๐Ÿ‘ Engrossing and rewarding gameplay
  • ๐Ÿ‘ Just challenging enough
  • ๐Ÿ‘ Fascinating brain activity
  • ๐Ÿ‘ Fun and entertaining

Room to Improve

  • ๐Ÿ›‘ Deceptive advertising about no ads
  • ๐Ÿ›‘ Ads shown during gameplay

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4
PlaySimple Cryptogram
PlaySimple Cryptogram
PlaySimple Cryptogram
Solve Word Logic Puzzles
Free

Cryptogram by PlaySimple is a captivating puzzle game that challenges players to decipher encrypted messages and reveal hidden phrases and quotes. With a variety of difficulty levels, intuitive gameplay, and daily challenges, the app offers an engaging and stimulating experience for puzzle enthusiasts of all skill levels. Download Cryptogram today and embark on a journey into the fascinating world of cryptography.

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5
Cryptogram: Number & Word Game
Cryptogram: Number & Word Game
Cryptogram: Number & Word Game
Brain Puzzle & Cipher Words!
Free

Cryptogram: Number is a challenging puzzle app that tests your logic and problem-solving skills. Decode encrypted numbers to unveil hidden messages. Ready to crack the code?

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6
Puzzle Page - Daily Games!
Puzzle Page - Daily Games!
Puzzle Page - Daily Games!
Crossword, Sudoku, Nonogram
Free

Get daily puzzles like crosswords, Sudoku, and more on your device. Access over 20 types of puzzles, track your progress, and participate in events for rewards. Subscribe for VIP access to enjoy even more puzzles each day!

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7
Make7! Hexa Puzzle
Make7! Hexa Puzzle
Make7! Hexa Puzzle
Merge numbers and Make 7!
Free

Merge numbers on colorful hexagons to Make 7 in this addictive puzzle game with simple gameplay and colorful graphics. Play online or offline, no time limits, and strategic merging to create powerful bombs. Are you lucky enough to Make 7?

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Sherlock: Find Hidden Objects
Sherlock: Find Hidden Objects
Sherlock: Find Hidden Objects
Search and findใƒปMystery games
Free

Embark on an exciting adventure with Sherlock Holmes to restore the plots of classic novels by solving match-3 puzzles and hidden object scenes. Unravel mysteries, meet familiar characters, and enjoy regular updates in this free-to-play detective game. Sign up for the latest updates at www.g5.com/e-mail.

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9
Nonogram - Logic Pic - Lรณgica
Nonogram - Logic Pic - Lรณgica
Nonogram - Logic Pic - Lรณgica
Picture Cross Griddlers Game
Free

Solve challenging logic puzzles and improve your cognitive skills with this nonogram puzzle game. Enjoy endless hours of fun with pixel art illustrations and various difficulty levels. Download now to boost your brainpower!

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10
Unblock Me
Unblock Me
Unblock Me
Best Sliding Block Puzzle Game
Free

"Engage your intellect with an immersive sliding block puzzle game that offers over 18,000 challenges. Spend hours unlocking your brain's potential wherever you are. Can you slide the red block out?"

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11
Cryptogram Tale
Cryptogram Tale
Cryptogram Tale
Unravel the hidden story!
Free

Break codes to reveal hidden stories! Decode cryptograms to uncover tales within a word puzzle game with diverse fonts, color schemes, and hints. Challenge yourself with hundreds of stories and thousands of cryptograms.

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12
Cryptogram ยท Cryptoquote Game
Cryptogram ยท Cryptoquote Game
Cryptogram ยท Cryptoquote Game
Decode Famous Quotes
Free

Decode famous quotes with Cryptograms, a free puzzle game where you decipher encrypted statements using substitution ciphers. Test your language skills and solve quotes from famous individuals. Play on your phone or tablet online or offline.

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13
Fit It 3D - Tangram Puzzle
Fit It 3D - Tangram Puzzle
Fit It 3D - Tangram Puzzle
Spin shapes & solve the puzzle
Free

"Solve 3D tangram puzzles by spinning shapes to fit them together and form specific objects. Challenge your spatial reasoning skills and enjoy a fun and engaging puzzle experience."

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14
Block Puzzle: Diamond Star
Block Puzzle: Diamond Star
Block Puzzle: Diamond Star
Fun Brain Tester IQ Jewel Game
Free

Experience the ultimate brain-teasing fun with a classic strategy game that sharpens your mind by fitting diamond blocks into a grid to clear lines. Play offline, challenge high scores, and master the game without time limits. Are you up for the challenge? Try it now!

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15
Make Hexa Puzzle
Make Hexa Puzzle
Make Hexa Puzzle
Addicting hexa puzzle!
Free

An addictive hexablock puzzle game challenging your brain to create hexagons by combining triangles of the same color. Features include offline play, colorful graphics, and the option to purchase ad-free experience and coins. Start building spatial intelligence now!

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16
Unravel Master
Unravel Master
Unravel Master
by SUPERSONIC STUDIOS LTD
Free

Match three yarn balls of the same color to unlock puzzles and create a variety of knitted objects, from cute creatures to iconic landmarks, sparking a fun and cozy crafting experience. Download now to start weaving your artistic world with colorful yarn!

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17
Jigsolitaire
Jigsolitaire
Jigsolitaire
Jigsaw puzzles with solitaire
Free

The application is a captivating jigsaw puzzle game that combines the thrill of solitaire and the satisfaction of completing photos by arranging cards in the correct order. With intuitive swipe controls, exhilarating chain reactions, and a wide variety of themed photos, this game offers a unique and engaging experience for users of all skill levels. Give it a try and immerse yourself in the perfect snap of the cards fitting together.

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18
Unscrew Puzzle
Unscrew Puzzle
Unscrew Puzzle
Clean The Board!
Free

Solve intricate puzzles by strategically swapping the positions of screws to release tightly secured plates in this challenging and fun app. Test your planning skills with limited moves and see if you can unlock all the plates before time runs out!

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19
Rope Savior 3D
Rope Savior 3D
Rope Savior 3D
Set up ropes & save lives!
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An exciting 3D application that challenges players to strategically set up ropes to save characters from obstacles. Get ready for a thrilling experience of problem-solving and precision - it's time to swing into action!

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20
Blockudoku: Block Puzzle Games
Blockudoku: Block Puzzle Games
Blockudoku: Block Puzzle Games
Blast blocks on sudoku grid!
Free

Experience a unique blend of sudoku and block puzzle games in this challenging and addictive app. Match blocks on a 9x9 grid, complete lines and squares, and compete in tournaments to climb the leaderboard. Challenge your mind and relax with Blockudokuยฎ today!

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