1+1=？
A casual arithmetic quiz with anime girls and streak bonuses
Easy S Studio · Released Mar 4, 2025
- Reviews
- Very Positive
- 92% of 63
- Recent reviews
- Not enough recent
- Players
- 0
- daily peak, Oct 28, 2026
- Steam Deck
- Untested
- Last update on Steam
- 1 year ago
- Feb 26, 2025
What is 1+1=？?
In this single-player, 2D game, you choose answers to addition and multiplication problems while trying to win over six characters. Consecutive correct answers trigger a mode where every input counts as correct.
For you if...
- +you enjoy collecting stickers and arranging your own decorations
- +you like math challenges that gradually increase in difficulty
Not for you if...
- −you prefer untimed puzzles with time to think
- −you avoid suggestive images used as gameplay rewards
What players say
92% of 63 reviews are positive
Players like the math-and-character premise, but ask for more achievements and say the characters unlock too quickly.
Screenshots and trailer
1+1=？ system requirements
Minimum: 750, 1 GB RAM, 1 GB of disk space.
As published by the developer.
Can my PC run 1+1=？?
The published requirements do not name a graphics card we can compare.
Set up my PC →Minimum
- OS
- window7/8/10
- Processor
- i5/i6/i7 or above
- Graphics
- 750 or above
- Memory
- 1 GB RAM
- Storage
- 1 GB available space
Recommended
Requires a 64-bit processor and operating system
Does 1+1=？ have co-op or multiplayer?
No: single-player only, no multiplayer modes declared.
Does 1+1=？ run on Steam Deck?
Untested Not yet tested by Valve on Steam Deck.
PC version details
- DRM
- None declared on Steam
- Controller
- Keyboard and mouse
- Platforms
- Windows
- Achievements
- 7
- Steam features
- Family Sharing
- Languages
- Text only: English, French, Italian, German, Russian, Japanese, Simplified Chinese, Spanish - Spain, Danish, Ukrainian, Bulgarian, Hungarian, Turkish, Greek, Norwegian, Czech, Polish, Swedish, Traditional Chinese, Romanian, Finnish, Dutch, Vietnamese, Arabic, Portuguese - Brazil.
Does 1+1=？ use AI-generated content?
No AI-generated content is disclosed on the game's Steam page.
Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 28, 2026. How to filter AI games on Steam
