Gear Combination

Name: Gear Combination
Rating: 3.1666667 (84 reviews)
Author: ao-system, Inc.

By: ao-system, Inc.

A puzzle game where you combine gears to complete various quests.

Features & Capabilities

Gear Combination is a puzzle game where you connect gears to solve challenges. How to play: Select a quest and a spinning gear will appear in the upper-left corner. Your goal is to connect the gears provided on the right to the main spinning gear to complete the quest. Gears can be placed freely in any position.

Features include 40 unique quests, non-linear progression, and replayability—play completed quests as many times as you want. Technical note: clockwise rotation is positive speed, and counterclockwise rotation is negative speed.

User Growth & Download Statistics

Game Games Education Entertainment

By:

Downloads:

Rating:

Version:

2.11.0 Last updated: 2026-06-27

Version code:

Creation date:

2021-10-23

Publisher country:

Permissions:

com.google.android.gms.permission.AD_ID Moderate risk
android.permission.ACCESS_ADSERVICES_AD_ID Low risk
android.permission.ACCESS_ADSERVICES_ATTRIBUTION Low risk
android.permission.ACCESS_ADSERVICES_TOPICS Low risk
android.permission.FOREGROUND_SERVICE Low risk
android.permission.INTERNET Low risk
android.permission.WAKE_LOCK Low risk
com.android.vending.BILLING Low risk
android.permission.ACCESS_NETWORK_STATE Safe
com.android.vending.CHECK_LICENSE Safe

Size:

26.51MB

Email:

in*****@ao-system.net

URLs:

Website ,Privacy policy

Full description:

Source:

Google Play Store

Data ingested on:

2026-07-02

Compare stats and ranking:

Ranking

# 360,490 ▼ 471

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Android app. Please use these information below to contact the Android app developer.

Developed by:

ao-system, Inc.

Google Play Store

https://play.google.com/store/apps/details?id=jp.aosystem.gearcombination

Email:

in*****@ao-system.net

Website:

https://www.aosystem.co.jp/

User Reviews

Users find the app fun and realistic and see strong educational potential, but multiple reviewers complain about missing instructions, gear-connection/accuracy problems, no free/sandbox mode, and limited depth. Repeated feature requests include a sandbox/free-play, torque/gear-ratio readouts, and more challenging or educational puzzles.

Pros

Generally well-liked—multiple users call it fun/interesting or give positive ratings
Gears visually/behaviorally realistic—users note gears operate as expected
Clear potential as an educational tool—several reviewers ask for deeper gear/ratio/torque features

Cons

No free/sandbox mode or editable/free-play—requested in several reviews
Missing or unclear instructions/quests—users say it’s not obvious how to play
Accuracy and control problems—gears can connect incorrectly or feel sloppy
Limited depth/challenge—reviewers want more meaningful puzzles or targets (ratios, torque)