Privacy Policy for UnknownProjectX using Google Game Service

Effective Date: October 2, 2026

1. Introduction

Welcome to UnknownProjectX ("we," "our," or "us"). We respect your privacy and are committed to protecting the personal information of our users ("you"). This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our application and related services, including features integrated with Google Play Games Services and Google OAuth.

2. Information We Collect and Receive

When you authenticate using your Google Account or utilize Google Services within UnknownProjectX, we may access or store the following information based on the permissions you explicitly grant:

• Basic Profile Information: Your Google display name, profile picture URL, and public user ID.

• Gaming Data: Game achievements, leaderboard scores, and player IDs generated via Google Play Games Services.

• Google Account Email Address: Used solely to uniquely identify your game account and provide customer support.

We do not collect or access sensitive user data, financial details, contact lists, or precise location data.

3. How We Use Your Information

We use the collected information strictly to provide and improve the core functionality of UnknownProjectX. Specifically, we use your data to:

• Authenticate your identity and sign you into your game profile.

• Save, sync, and display your game progress, achievements, and leaderboard ranks.

• Provide developer support and process account-related requests.

We do not use Google user data for advertising, marketing profiling, commercial monetization, or sale to third parties.

4. Data Sharing and Disclosure

We do not sell, trade, rent, or share your personal information or Google user data with any third parties, advertising networks, or data brokers.

Your data is only processed locally on your device or transmitted securely to official Google Play Games Services servers to support leaderboards and cloud saves.

5. Data Retention and Security

• Retention: We retain your account data only for as long as your account remains active or as needed to provide you with game services.

• Protection: We implement industry-standard security measures, including HTTPS encryption for all network traffic, to protect your data against unauthorized access, alteration, or destruction.

7. Data Deletion and Revoking Access

You have full control over your data and access permissions:

• Revoking Permissions: You can revoke UnknownProjectX's access to your Google Account at any time by visiting your Google Account Permissions Settings.

6. Contact Us

If you have any questions or concerns regarding this Privacy Policy or our privacy practices, please contact us at:

Email: unknownprojectx@outlook.com

Website: https://unknownprojectx.blogspot.com/

Privacy Policy of UnknownProjectX

Email                : unknownprojectx@outlook.com

Android             :  https://play.google.com/store/apps/dev?id=7353729039261808634

iOS and macOS  : https://apps.apple.com/developer/id416987065

Please read our privacy policy before using our services or submitting and personal data. By using UnknownProjectX app, you are accepting the practices described in this privacy policy. You are encouraged to review the privacy policy whenever you visit the site to make sure that you understand how any personal information you provide will be used.

Collection of Data

All your data are used for displaying Ad or for anonymous game performance analysis, and it will directly send to our service providers. We are not storage any data of yours.

You data may send to the below organizations:

Google, Admob, Vungle, Chartboost, Unity, Facebook, Apple, IronSource, Tapjoy.

Privacy Contact Information

If you have any questions, concerns, or comments about our privacy policy you may contact us at:

unknownprojectx@outlook.com

myDream Universe

myDream Universe - Freely build your dream planet

myDream Universe is a sandbox space simulation game. You can make your own dream galaxy any time, any way.

Start from a small asteroid absorbing other asteroids to form a solar system.

Roaming sandbox universe and discover wandering planets or solars, your solar system can earn GP and mass. GP is important to build your system. It is very easy to earn, simply roaming the universe and near other planets you will receive a GP.

Mass is everything in the universe. Biggest mass planet alway can destroy other smaller mass planets. So, find smaller mass planets and absorb them, and away from heavy mass planet is the survival rule in the universe.

Also mass is available on everywhere, roaming the universe. It is easy to find asteroids, absorb them to develop your planets.

This game is mainly focus on develop and growth the solar system. Absorbing mass is slow and long term. Once your sun has enough mass, it can be transform to neutron star or blackhole.

In order to let you freely build your dream solar system, we provide a 100 save area. So you can build up to 100 different solar system.

Grow you solar, enjoy to build the galaxy.

Discover Sandbox Planets, create your own solar system, galaxy, universe, space



Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.mydream.universe
DirectDownload : https://apkpure.com/mydream-universe-freely-build-your-dream-planet/com.unknownprojectx.mydream.universe/versions
iOS : https://apps.apple.com/app/mydream-universe/id1447861806
macOS : https://apps.apple.com/us/app/mydream-universe/id1447861778

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我的梦幻宇宙 - 轻松上手模拟星际沙盒创造星球人气单机游戏

我的梦幻宇宙 (myDream Universe) 是一个沙盒太空模拟游戏。

由小行星开始，吸收其他小行星，形成太阳系。

漫游沙盒宇宙并发现流浪的行星或星系，您的星系便可以获得神点(GP)和质量。神点对于构建星系系统非常重要。赚取神点很容易，只需漫游宇宙，在接近其他星球就可以获得神点。

质量是宇宙中的一切。大质量的星球总是可以摧毁其他质量较小的星球。因此，寻找到较小质量的星球并吸收它们，远离重质量星球是沙盒宇宙中的生存法规。

此外，质量在沙盒宇宙中无处不在。你很容易找到小行星，去吸收它们的质量来发展你的行星。

在游戏中主要目标是发展星系和成长倒不同星球的型态。吸收质量是慢长的。一旦你的太阳有足够的质量，它就可以变成中子星或黑洞。

为了让您自由地构建造您的梦幻星系，我们提供100个保存区域。因此，您可以建立多达100个不同的星系。

有人评论这是个大鱼吃小鱼游戏，又说像大阳系2。大鱼吃小鱼只是拿游戏点数的过程, 制作不同星系才是这游戏的重点。你可自由制作不同的行星、恒星，增加卫星、光环，放置在不同的轨道上。

游戏的重点 ： 自由制作不同星系，发挥你的想像空间。所以游戏设有100个保存点，你可以制作100个不同星系。

Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.mydream.universe
DirectDownload : https://apkpure.com/mydream-universe-freely-build-your-dream-planet/com.unknownprojectx.mydream.universe/versions
iOS : https://apps.apple.com/app/mydream-universe/id1447861806
macOS : https://apps.apple.com/us/app/mydream-universe/id1447861778

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我的夢幻宇宙 - 輕鬆上手模擬星際沙盒創造星球人氣單機遊戲

我的夢幻宇宙 (myDream Universe) 是一個沙盒太空模擬遊戲。

由小行星開始，吸收其他小行星，形成太陽系。

漫遊沙盒宇宙並發現流浪的行星或星系，您的星系便可以獲得神點(GP)和質量。 神點對於構建星系系統非常重要。賺取神點很容易，只需漫遊宇宙，在接近其他星球就可以獲得神點。

質量是宇宙中的一切。大質量的星球總是可以摧毀其他質量較小的星球。因此，尋找到較小質量的星球並吸收它們，遠離重質量星球是沙盒宇宙中的生存法規。

此外，質量在沙盒宇宙中無處不在。你很容易找到小行星，去吸收它們的質量來發展你的行星。

在遊戲中主要目標是發展星系和成長倒不同星球的型態。吸收質量是慢長的。一旦你的太陽有足夠的質量，它就可以變成中子星或黑洞。

為了讓您自由地構建造您的夢幻星系，我們提供100個保存區域。因此，您可以建立多達100個不同的星系。

有人評論這是個大魚吃小魚遊戲，又說像大陽系2。 大魚吃小魚只是拿遊戲點數的過程,  製作不同星系才是這遊戲的重點。你可自由製作不同的行星、恆星，增加衛星、光環，放置在不同的軌道上。

遊戲的重點 ： 自由製作不同星系，發揮你的想像空間。所以遊戲設有100個保存點，你可以製作100個不同星系。

Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.mydream.universe
DirectDownload : https://apkpure.com/mydream-universe-freely-build-your-dream-planet/com.unknownprojectx.mydream.universe/versions
iOS : https://apps.apple.com/app/mydream-universe/id1447861806
macOS : https://apps.apple.com/us/app/mydream-universe/id1447861778

Incredible Box (WebGL)

Incredible Box

Incredible Box is a very traditional puzzle game. Roll the box to the target position, nothing more.

It looks simple, but this game is hard, very hard.

In order to help all of you can finish all of the levels. We have provided the solution of all levels.

The control is simple. Simply touch the box and roll it. And the game is completely 3D with very beautiful water effect.

P.S. This game will frequency update to provide more and more level for you to challenge. So please don't uninstall it after finished the game. 

We provide many levels for you.

大木箱

大木箱: 这游戏的类型十分古老，差不多没有人未玩过。

玩法十分简单，翻动木箱去到目的地。看似简单但有时让你尽出脑汁也想不出答案。为了你的健康考虑，我们每一关都付上答案。当然还未到心力交瘁也不应看答案。

多个难关等你来破！

讲多无谓，快来下载亲身体验一下吧!

大木箱

大木箱 : 這遊戲的類型十分古老，差不多沒有人未玩過。

玩法十分簡單，翻動木箱去到目的地。看似簡單但有時讓你盡出腦汁也想不出答案。為了你的健康考慮，我們每一關都付上答案。當然還未到心力交瘁也不應看答案。

多個難關等你來破!

講多無謂，快來下載親身體驗一下吧!

WebGL Demo :

https://www.crazygames.com/game/incredible-box

Video Demo:

Download:

iOS : https://itunes.apple.com/app/incredible-box/id997582467

macOS : https://itunes.apple.com/app/incredible-box/id1217340215

Android : https://play.google.com/store/apps/details?id=com.unknownporjectx.cube.rolling

mySolar - Build your Planets (WebGL)

mySolar - Build your Planets

Build your own Universe

Play as a God, build your own solar.

Roaming the universe to collect GP (God point) and MP (Mass point) to grow your solar.

Defeat all emery solars, absorb their resources.

mySolar - 我的宇宙

自由创建你的梦想星系

扮演上帝，建立自己的星系。

漫游宇宙，收集GP（神力）和MP（质量），来发展你的星系。

击败所有敌人，吸收它们资源。

mySolar - 我的宇宙

自由創建你的夢想星系

扮演上帝，建立自己的星系。

漫遊宇宙，收集GP(神力)和MP(質量)，來發展你的星系。

擊敗所有敵人，吸收它們資源。

Free Play Online

WebGL : https://www.crazygames.com/game/mysolar-build-your-planets

Download

iOS : https://itunes.apple.com/app/mysolar-build-your-planets/id1237470522

Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.mysolar

macOS : https://itunes.apple.com/app/mysolar-build-your-planets/id1237471116

Direct : https://mysolar.en.aptoide.com/

Super Tank Battle

Super Tank Battle

Modern mobile BattleCity,  it is upgraded version of Battle City game since 90s

On Console Tank Battle is very Classical game.

Super Tank Battle is a modern style Tank Battle Game with new attractive elements and 500 build-in maps, you no longer need to play on Emulator anymore.

This is the game of modern war, please boom the map, summon your alliance, and strike the Enemy! Clash It!
Prepare the tank battle, prepare the tank modern city war!

There are 5 different difficulty levels (from easy to crazy). It should meet different people need.

Play Tank Battle at anytime, anywhere!

Game Rule 101:
- Defence your base, and destroy all enemy tanks
- If your tank or your base is destroyed, it will be game over.

Features:
- have 500 Maps can be played
- helper tank (summon alliance), it is like a 2nd player to help you (Computer AI control)
- special items in game
- classical tank battle game's style
- 20 enemy tanks per map

Super Tank Battle is also available on:

iPhone: https://itunes.apple.com/app/super-tank-battle/id507828762
iPad: https://itunes.apple.com/app/super-tank-battle-hd/id526064033
Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.tank.free

超级坦克大战 - 90年代经典游戏

怀旧游戏推荐！经典游戏，手机上复刻再现！

超级坦克大战 (Super Tank Battle)是经典的小霸王坦克战争游戏。
旧的风格,加上新的元素。

5种不同的难度级别(从易到疯狂)。它应该满足不同人的需要。

防御你的基地,并摧毁所有敌方坦克。如果你的坦克或基地被摧毁,游戏就会结束。

这游戏有500张地图。

iPhone: https://itunes.apple.com/cn/app/super-tank-battle/id507828762
iPad: https://itunes.apple.com/cn/app/super-tank-battle-hd/id526064033
Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.tank.free&hl=zh

超級坦克大戰 - 90年代經典遊戲

超級坦克大戰 (Super Tank Battle)是紅白機經典中的經典坦克大戰 (坦克戰爭遊戲) 改版。
舊的風格,加上新的元素。

5種不同的難度級別(從易到瘋狂)。它應該滿足不同人的需要。

防禦你的基地,並摧毀所有敵方坦克。如果你的坦克或基地被摧毀,遊戲就會結束。

這遊戲有500張地圖。

iPhone: https://itunes.apple.com/tw/app/super-tank-battle/id507828762?l=zh
iPad: https://itunes.apple.com/tw/app/super-tank-battle-hd/id526064033?l=zh
Android : https://play.google.com/store/apps/details?id=com.unknownprojectx.tank.free&hl=zh_tw

Chinese Checkers Master (WebGL)

Chinese Checkers Master
AI Player is very powerful. Up to 6 players

Chinese Checkers is a traditional board game, some people call it "Chinese chequers" or "Hop Ching Checker Game".

This game named Chinese Checkers Master, because we have develop a powerful and intelligent AI player. You can play with it or other friends.

This game is very flexible, you can config 0 to 6 human players to play the game.

Why 0? You can set AI players only, it will demo to you how to play the game!

For more detail of the game rule, you can find it on:
Wikipedia : https://en.wikipedia.org/wiki/Chinese_checkers

FEATURES:

- Flexible to place the balls
- Powerful computer players
- Up to 6 players
- 3D game board

跳棋大师

"跳棋" 或叫"波子棋"、"中国跳棋" 是一种传统游戏，差不多人人小时候都一定玩过。

这个游戏名为“跳棋大师”，因为我们开发出一个非常强劲的电脑玩家。
有多强？ 强对你不相信！ 你可以和它或其他朋友一起玩。

这个游戏设计得很灵活，你可以自由配置0到6个真人玩家来玩游戏。

为什么可以没有真人？因你可以只设置电脑玩家，它会演示给你看这个游戏如何玩！

有关游戏规则的更多细则，你可以看看百度百科
百度百科：http://baike.baidu.com/item/%E8%B7%B3%E6%A3%8B

特点：
- 灵活放置棋子
- 强大的电脑玩家
- 最多六人同时玩
- 全立体3D设计

波子棋大師

"波子棋" 或叫 "中國跳棋" 是一種傳統遊戲，差不多人人小時候都一定玩過。

這個遊戲名為"波子棋大師"，因為我們開發出一個非常強勁的電腦玩家。
有多強? 強對你不相信! 你可以和它或其他朋友一起玩。

這個遊戲設計得很靈活，你可以自由配置0到6個真人玩家來玩遊戲。

為什麼可以沒有真人？ 因你可以只設置電腦玩家，它會演示給你看這遊戲如何玩！

有關遊戲規則的更多細則，你可以看看維基百科：
維基百科：https://zh.wikipedia.org/wiki/%E4%B8%AD%E5%9C%8B%E8%B7%B3%E6%A3%8B

特點：
- 靈活放置棋子
- 強大的電腦玩家
- 最多六人同時玩
- 全立體3D設計


Support : https://www.facebook.com/UnknownProjectX/
Available on iOS, macOS, Google Play

Demo :

Break Brick Out (WebGL)

Break Brick Out

It is one of the best Brick breaking game. You need to control the reflect bar to hit the ball and destroy all the color bricks.

Features:

- polygon brick or square brick shape
- three type of different bar
- many levels you can play.
- multi-platform

Unlike traditional game, the polygon brick is very hard to predict where the ball will go. It is very challenging.

打砖风暴 - 弹珠打砖块
经典快速弹射打爆砖块

打砖风暴, 可能是世上最好的打砖游戏之一. 你只需要控制反射板把球打回去并摧毁所有颜色的砖块.

特征:

- 有多边形砖块或方形砖块可以选择
- 有三种不同的反射板
- 有很多关卡可以玩
- 多平台支持

与传统打砖游戏不同, 多边形砖块是很难预测球落点. 这是非常具有挑战性, 你肯定没有玩过.

打磚風暴 - 彈珠打磚塊

經典快速彈射打爆磚塊

打磚風暴 (Break Brick Out) 可能是世上最好的打磚遊戲之一. 你只需要控制反射板把球打回去並摧毀所有顏色的磚塊.

特徵:

- 有多邊形磚塊或方形磚塊可以選擇

- 有三種不同的反射板

- 有很多關卡可以玩

- 多平台支持

與傳統打磚遊戲不同, 多邊形磚塊是很難預測球落點.  這是非常具有挑戰性, 你肯定沒有玩過.

Support : https://www.facebook.com/UnknownProjectX/
Available on iOS, macOS, Google Play

Demo:

Crash the Comet (WebGL)

Crash the Comet

Challenge Your Brain! Think how to control 2 hands action

Basically you need to control the comet, and keep it flying on the track.
Look easy, but the comet will continue speed up. It is not easy!

Specially on two hands mode, you may crash immediately.

Remember, this game is challenging your brain.

碰毁彗星 - 虐心游戏

玩"一个都不能死", 你只需要反应快, 不用思考. 但现在你随了要反应快, 你还要判断"左", "中", "右"三个方向, 手脑不协调, 玩单轨已很难玩.

如你挑战双手一心二用模式更难上加难, 左眼右眼左手右手, 快速运转, 能坚持几十秒也是很不错了.

碰毀彗星 - 虐心遊戲

玩"一個都不能死", 你只需要反應快, 不用思考. 但現在你隨了要反應快, 你還要判斷"左", "中", "右"三個方向, 手腦不協調, 玩單軌已很難玩. 曲折飛行 - 超虐心遊戲

如你挑戰雙手一心二用模式更難上加難, 左眼右眼左手右手, 快速運轉, 能堅持幾十秒也是很不錯了.

Support : https://www.facebook.com/UnknownProjectX/
Available on iOS, macOS, Google Play

Demo :

Privacy policy

Email                : unknownprojectx@outlook.com

Android             :  https://play.google.com/store/apps/dev?id=7353729039261808634

iOS and macOS  : https://apps.apple.com/developer/id416987065

Please read our privacy policy before using our services or submitting and personal data. By using UnknownProjectX app, you are accepting the practices described in this privacy policy. You are encouraged to review the privacy policy whenever you visit the site to make sure that you understand how any personal information you provide will be used.

Collection of Data

All your data are used for displaying Ad or for anonymous game performance analysis, and it will directly send to our service providers. We are not storage any data of yours.

You data may send to the below organizations:

Google, Admob, Vungle, Chartboost, Unity, Facebook, Apple, IronSource, Tapjoy.

Privacy Contact Information

If you have any questions, concerns, or comments about our privacy policy you may contact us at:

unknownprojectx@outlook.com