VOI - puzzle game in IOS

1 + 1 = ?

Walkthrough, Guilds, Tips on this special game

The Game

USD 0.99

Version 1.1.4Wed Jul 14 2021

* bug fix


• • • Best Games on iPhone; Russia, South Africa, Turkey, Middle East • • •

Do you think 1 + 1 = 0 is correct? So what do you think about "black + black = white" statement? According to XOR logic, they are correct.

New, mind-bending, minimal puzzle game with dozens of levels and extra-ordinary design.

Features:

• 88 mind-bending levels

• 11 languages

• Exclusive for iOS and human brains

Follow me:

• https://www.facebook.com/gamebra.inGame

• https://twitter.com/gamebra_in


Requires iOS 9.0 or later. Compatible with iPhoneĀ 5S, iPhoneĀ 6, iPhoneĀ 6Ā Plus, iPhoneĀ 6S, iPhoneĀ 6SĀ Plus, iPhoneĀ SE (1stĀ generation), iPhoneĀ 7, iPhoneĀ 7Ā Plus, iPhoneĀ 8, iPhoneĀ 8 Plus, iPhoneĀ X, iPhoneĀ XS, iPhoneĀ XSĀ Max, iPhoneĀ XR, iPhoneĀ 11, iPhoneĀ 11Ā Pro, iPhoneĀ 11Ā ProĀ Max, iPhoneĀ SE (2ndĀ generation), iPhoneĀ 12Ā mini, iPhoneĀ 12, iPhoneĀ 12Ā Pro, iPhoneĀ 12Ā ProĀ Max, iPhoneĀ 13Ā Pro, iPhoneĀ 13Ā ProĀ Max, iPhoneĀ 13Ā mini, iPhoneĀ 13, iPhoneĀ SE (3rdĀ generation), iPhoneĀ 14, iPhoneĀ 14Ā Plus, iPhoneĀ 14Ā Pro, iPhoneĀ 14Ā ProĀ Max, iPhoneĀ 15, iPhoneĀ 15Ā Plus, iPhoneĀ 15Ā Pro, iPhoneĀ 15Ā ProĀ Max, iPhoneĀ 16, iPhoneĀ 16Ā Plus, iPhoneĀ 16Ā Pro, iPhoneĀ 16Ā ProĀ Max, iPhone 16e, iPhone 17 Pro, iPhone 17 Pro Max, iPhone 17, iPhone Air, iPadĀ Air, iPadĀ Air Wi‑FiĀ + Cellular, iPadĀ miniĀ 2, iPadĀ miniĀ 2 Wi‑FiĀ + Cellular, iPadĀ AirĀ 2, iPadĀ AirĀ 2 Wi‑FiĀ + Cellular, iPadĀ miniĀ 3, iPadĀ miniĀ 3 Wi‑FiĀ + Cellular, iPadĀ miniĀ 4, iPadĀ miniĀ 4 Wi‑FiĀ + Cellular, iPadĀ Pro (12.9‑inch), iPadĀ Pro (12.9‑inch) Wi-FiĀ + Cellular, iPadĀ Pro (9.7‑inch), iPadĀ Pro (9.7‑inch) Wi‑FiĀ + Cellular, iPadĀ (5thĀ generation), iPadĀ (5thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (12.9‑inch) (2ndĀ generation), iPadĀ Pro (12.9‑inch) (2ndĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (10.5‑inch), iPadĀ Pro (10.5‑inch) Wi‑FiĀ + Cellular, iPadĀ (6thĀ generation), iPadĀ (6thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (11‑inch), iPadĀ Pro (11‑inch) Wi‑FiĀ + Cellular, iPadĀ Pro (12.9‑inch) (3rdĀ generation), iPadĀ Pro (12.9‑inch) (3rdĀ generation) Wi‑FiĀ + Cellular, iPadĀ mini (5thĀ generation), iPadĀ mini (5thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Air (3rdĀ generation), iPadĀ Air (3rdĀ generation) Wi‑FiĀ + Cellular, iPadĀ (7thĀ generation), iPadĀ (7thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (11‑inch) (2ndĀ generation), iPadĀ Pro (11‑inch) (2ndĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (12.9‑inch) (4thĀ generation), iPadĀ Pro (12.9‑inch) (4thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Air (4thĀ generation), iPadĀ Air (4thĀ generation) Wi‑FiĀ + Cellular, iPadĀ (8thĀ generation), iPadĀ (8thĀ generation) Wi‑FiĀ + Cellular, iPadĀ ProĀ (11-inch) (3rdĀ generation), iPadĀ ProĀ (11-inch) (3rdĀ generation) Wi‑FiĀ + Cellular, iPadĀ ProĀ (12.9-inch) (5thĀ generation), iPadĀ ProĀ (12.9-inch) (5thĀ generation) Wi-FiĀ +Ā Cellular, iPadĀ mini (6thĀ generation), iPadĀ mini (6thĀ generation) Wi-Fi + Cellular, iPad (9thĀ generation), iPad (9thĀ generation) Wi-Fi + Cellular, iPadĀ Air (5thĀ generation), iPadĀ Air (5thĀ generation) Wi‑FiĀ + Cellular, iPad (10thĀ generation), iPad (10thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (11‑inch) (4thĀ generation), iPadĀ Pro (11‑inch) (4thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Pro (12.9‑inch) (6thĀ generation), iPadĀ Pro (12.9‑inch) (6thĀ generation) Wi‑FiĀ + Cellular, iPadĀ Air 11-inch (M2), iPadĀ Air 11-inch (M2) Wi-Fi + Cellular, iPadĀ Air 13-inch (M2), iPadĀ Air 13-inch (M2) Wi-Fi + Cellular, iPadĀ Pro 11-inch (M4), iPad Pro 11-inch (M4) Wi-Fi + Cellular, iPadĀ Pro 13-inch (M4), iPadĀ Pro 13-inch (M4) Wi-Fi + Cellular, iPadĀ miniĀ (A17Ā Pro), iPadĀ miniĀ (A17Ā Pro) Wi-Fi + Cellular, iPad (A16), iPad (A16) Wi-Fi + Cellular, iPad Air 11-inch (M3), iPad Air 11-inch (M3) Wi-Fi + Cellular, iPad Air 13-inch (M3), iPad Air 13-inch (M3) Wi-Fi + Cellular, iPad Pro 11-inch (M5), iPad Pro 11-inch (M5) Wi-Fi + Cellular, iPad Pro 13-inch (M5), iPad Pro 13-inch (M5) Wi-Fi + Cellular, iPodĀ touch (6thĀ generation), and iPodĀ touch (7thĀ generation).

Ratings & Reviews

4.6 out of 5 with 226 Counts
ā˜…ā˜…ā˜…ā˜…ā˜…
ā˜…ā˜…ā˜…ā˜…ā˜…
ā˜…ā˜…ā˜…ā˜…ā˜…
ā˜…ā˜…ā˜…ā˜…ā˜…
ā˜…ā˜…ā˜…ā˜…ā˜…
Age Rating 4+

Screenshots (Scroll Left & Right)

screenshot0screenshot1screenshot2screenshot3screenshot4screenshot5screenshot6screenshot7screenshot8screenshot9

Voi Puzzle Game is a thoughtfully designed mobile game that blends accessible mechanics with steadily increasing challenge. Players place and manipulate objects to influence in-game elements, solve levels, and progress through curated stages. The experience favors experimentation and polish, with simple controls and satisfying feedback.

Feature

News on this game

Turkish couple pursues the indie mobile game dream with Escher-like Hocus
Turkish couple pursues the indie mobile game dream with Escher-like Hocus

They started an indie mobile game studio called GameBra.in and came to town because their game Hocus had been nominated by Casual Connect as one of the best...

VentureBeat Fri Oct 13 2017

Question And Answer

More by Developer

hocus.
hocus.
Family ā˜…4.3
Last Update : Thu Jul 10 2025
rop
rop
Puzzle ā˜…4.2
Last Update : Sun Apr 07 2019
hocus 2
hocus 2
Puzzle ā˜…4.4
Last Update : Wed Feb 17 2021

You Might Also Like

Up Left Out
Up Left Out
Puzzle ā˜…4.9
Last Update : Fri Aug 15 2025
HOOK 2
HOOK 2
Puzzle ā˜…4.8
Last Update : Thu Jan 26 2023
Bardcard
Bardcard
Roleplaying ā˜…4.7
Last Update : Fri Dec 05 2025
Song of Bloom
Song of Bloom
Puzzle ā˜…4.8
Last Update : Thu Jan 04 2024
"HOOK"
"HOOK"
Puzzle ā˜…4.8
Last Update : Mon Apr 03 2023
sugar, sugar
sugar, sugar
Puzzle ā˜…4.6
Last Update : Thu Sep 11 2025
Sokobond
Sokobond
Puzzle ā˜…4.8
Last Update : Invalid Date
supertype
supertype
Puzzle ā˜…4.8
Last Update : Mon Apr 29 2024

All Categories

Casual Game

Simulation Game

Puzzle Game

Action Game

Adventure Game

Role Playing Game

Strategy Game

Board Game

Family Game

Card Game

Sports Game

Racing Game

Casino Game

Music Game

Word Game

Trivia Game