VOI
Do you think 1 + 1 = 0 is correct? So what do you think about "black + black = white" statement?
Offers
What are keyshops?Multipacks (1)
About VOI
VOI is relaxing minimal puzzle game based on XOR logic;
0+0=0
1+0=1
0+1=1
1+1=0
VOI gives you a few draggable geometric shapes (triangle, square, rhombus, parallelogram etc.) to reach target shape. That's all. Do you think that the easy?
* One page game (no start button, no exit button)
* Cool music and fx
* Use mouse wheel to scroll levels
Game details
Game details
Age ratings
Game modes
Languages
VOI price history
Lowest tracked price: $0.99 (Jul 7, 2026) · current best: $0.99.
VOI player count & reviews
94% positive reviews all-time · 49 peak players in the last 30 days.
VOI — frequently asked questions
Where can I buy VOI at the cheapest price?
Right now the cheapest offer for VOI is $0.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price VOI has ever been?
The lowest price KingsPrice has tracked for VOI is $0.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
How many people play VOI?
VOI peaked at 49 concurrent players on Steam in the last 30 days (highest on Jul 16, 2026). The player chart on this page updates daily.
How can I get VOI at a discount?
Create a free price alert on this page and KingsPrice will email you when VOI drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- OS *: Windows XP/Vista/7/8/10
- Processor: Any
- Memory: 512 MB RAM
- Graphics: Any
- Storage: 100 MB available space
