About this game
Number Sum is a casual math puzzle game where players fill a grid with numbers to match given sums. It offers a relaxing and accessible way to exercise basic arithmetic skills. The game provides an endless stream of puzzles suitable for quick mental breaks.
Depth Score
ReplayabilityHigh
StoryNo Story
SocialSolo
DifficultyCasual
GrindLow
Brain PowerLight
Story depthNone
Session Length
Short
Tags
✈️ Offline play👍 One-handed🔇 Mute-friendly⚡ No energy timers👶 Parent-friendly
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👍
One Thumb
The other hand is busy.
👶
New Parent Approved
The only 5 minutes that are yours.
✈️
Fully Offline
Works anywhere. Yes, anywhere.
⚡
No Energy Timers
Play as long as you want.
💨
Quick Fire
In and out. Like a pro.
🚫
No Grind
Progress without the treadmill.
🏁
Proper Endings
Games that actually finish.
📅
Daily Games
One puzzle. Every day. Done.
🧠
Brain Off
No thinking required.
👫
Play Together
Two players, one phone or two.
📖
Story First
Worth reading every word.