Apps Like Zero/Sum for iPhone and iPad
Solve puzzles to uncover the cure
Solve math puzzles to restore equations and uncover a cancer cure. Navigate a comedic story with branching choices. Unlock hidden content by solving equations. Track progress through interactive challenges. Share achievements with friends.
Zero/Sum screenshots
Ranked alternatives
Showing 341–360 of 1,000 ranked alternatives.



Subterranean castle riddle
eescape Room
Solve puzzles to escape the room
Navigate through interconnected rooms to solve puzzles and uncover clues. Switch between rooms to progress. Find hidden objects and use environmental hints to unlock doors and advance through the game.


Royal Romance - The Chosen One
DO GAMES LIMITED
Play, solve, and explore stories
Explore a fantasy world through story-driven quests and choices. Solve puzzles, complete hidden object challenges, and progress through branching storylines.

Bio Inc. Platinum - Biomedical Plague
9262-9518 QUEBEC INC.
Simulate diseases and create lethal viruses
Create and manage biological pathogens to infect players. Research and develop diseases with various symptoms and effects. Customize outbreaks with different transmission rates and severity levels. Compete in global leaderboards.



Mystical Riddles: Ghost F2P
DO GAMES LIMITED
Solve puzzles, find objects, stop the darkness
Solve puzzles to uncover secrets and stop possessed entities. Search for hidden objects and decode clues. Navigate an eerie amusement park to investigate puzzling deaths and occult phenomena.

Prison Escape・Unsolved Mystery
Vembarasi Mariyappan
Play levels, solve puzzles, escape rooms
Play a free escape room game with 50 levels. Solve puzzles to progress through each level. Explore crime scenes and uncover clues. Choose between murder and escape themes. Complete challenges to advance to the next level.




HOOK 2
Maciej Targoni
Unhook pieces and clear boards
Remove hooks from a grid using puzzle mechanics. Navigate through levels with minimalistic design. Avoid ads and scoring. Focus on solving challenges without text or distractions.



Unblock 2 Escape
Mana Battery ApS
Slide blocks to escape the puzzle.
The app presents a sliding block puzzle game with 8639 free puzzles across five difficulty levels. Users can play in challenge mode to earn stars or relax mode to progress through puzzles.


The secret of halloween
元林 何
Escape rooms with puzzles and atmosphere
Solve escape room puzzles with 2D hand-painted visuals. Navigate through bizarre environments to find clues and unlock exits. Adjust difficulty settings to suit all player skill levels.

Block Merger - One Hexa Puzzle
Aljosa Pavsic
Fill grids with colored blocks
Play by dragging and dropping colored blocks to fill the grid. Solve puzzles with no time limit. Access over 100 levels. Track progress through increasing difficulty. Share achievements with friends.
How we rank alternatives
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