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Last updated on: 2026-05-26
Android Apps > Trivia > 1A2B (a game like Mastermind)
1A2B (a game like Mastermind) icon

1A2B (a game like Mastermind)

4.6.1
YCY Dev
0.00
0 reviews
10,000+
Downloads
Free

Play guess the number with your device

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About 1A2B (a game like Mastermind)

1A2B (a game like Mastermind) is a trivia app developed by YCY Dev.

How many times has 1A2B (a game like Mastermind) been downloaded?

1A2B (a game like Mastermind) has been downloaded 15 thousand times. In the last 30 days, the app was downloaded 350 times.

What is the rating of 1A2B (a game like Mastermind)?

1A2B (a game like Mastermind) has no ratings yet.

Is 1A2B (a game like Mastermind) free?

1A2B (a game like Mastermind) is free to download. The APK download size is 1.18 MB. The latest version available is 4.6.1. The last update was on July 19, 2025.

What are the requirements for 1A2B (a game like Mastermind)?

The app has a content rating of Everyone. The app has been available on Google Play November 2022.

Description
1A2B is a game that requires thinking.

"A" means that a certain number you guess is the same as a certain number of the answer, and their position is also the same.

"B" means that a certain number you guess is the same as a certain number of the answer but the position of the number you guess is wrong.

The following content refers to "3, 4 or 5 unique numbers" as "Numbers".

[for Phone and Tablet]
1.User guess (3, 4 or 5 numbers)
2.Machine guess (3, 4 or 5 numbers)

[for Wear OS]
1.User guess (4 numbers)


Before starting the game, the app will randomly generate Numbers.
After the game starts, you need to enter Numbers. When you press Done icon, the app will send back the result (e.g. 1A3B).
Repeat the previous step until you successfully guess the answer.

The more you practice, the faster you will get!


Before the game starts, the app will enter a guessing state.
After the game starts, you need to enter the answer to the question (e.g. 1234) displayed by the app. When you press Done, the app will ask the next question.
Repeat the previous step until the app successfully guesses the answer.

PLEASE NOTE: If there is one wrong answer, the app will not be able to guess successfully, so please think carefully before answering!

Here you can feel the guesswork process in perfect condition!

Recent changes:
1.Fix bug
Show more Show less

More data about 1A2B (a game like Mastermind)

Price Free to download
Total downloads 15 thousand
Recent downloads 350
Rating No ratings
Ranking Not ranked
Version 4.6.1
APK size 1.18 MB
Number of libraries ?
Suitable for Everyone
Ads NO ads

App Performance Report

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Downloads over time

1A2B (a game like Mastermind) has been downloaded 15 thousand times. Over the past 30 days, it averaged 12 downloads per day.

Changelog of 1A2B (a game like Mastermind)

  • Jul 19, 2025UpdateVersion 4.6.1
  • Mar 12, 2025Installs10,000+ installs
  • Jul 21, 2023Installs5,000+ installs
  • Feb 12, 2023UpdateVersion 4.5.3
  • Dec 25, 2022UpdateVersion 4.5.2
  • Dec 19, 2022Installs1,000+ installs
  • Dec 10, 2022UpdateVersion 4.4.0
  • Nov 19, 2022New AppVersion 4.3.2 in TRIVIA for Free
Show more Show less

Developer information for YCY Dev

YCY Dev

app97204@gmail.com

Website

N/A

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Share 1A2B (a game like Mastermind)

Comments on 1A2B (a game like Mastermind) for Android

★★★★☆ Neville Harty · Aug 29, 2023
Always get one number only (b) correct in first guess. Suspicious.
★★☆☆☆ Nassim Games · Jan 31, 2023
Don't know how to play but has good potential

Google Play Rankings for 1A2B (a game like Mastermind)

This app is not ranked

Technologies used by 1A2B (a game like Mastermind)

1A2B (a game like Mastermind) is requesting 2 permissions and we don't have library information (yet).

Permissions

Network communication
Google Play license check
Extra
com.gmail.app97204.numbergame.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
We haven't collected library information for this app yet. You can use the AppBrain Ad Detector app to detect libraries in apps installed on your device.
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