ADB Master, https://play.google.com/store/apps/details?id=com.adrionics.android.adbmaster.installer.free, "Manage and monitor multiple Android devices using ADB (Android debug bridge)." DiskUsage, https://play.google.com/store/apps/details?id=com.google.android.diskusage, "DiskUsage provides a way to find files and directories on storage card which consume a lot of space." MathStudio Express, https://play.google.com/store/apps/details?id=com.PomegranateApps.MathStudioExpress, "MathStudio Express is a full featured scientific calculator with hundreds of mathematical functions that cover Basic Math, Pre-Algebra, Algebra, Trigonometry, Precalculus, Calculus, Statistics, Finite Math, Linear Algebra and Statistics." Electrodroid, https://play.google.com/store/apps/details?id=it.android.demi.elettronica, "ElectroDroid 是一个简单而强大的应用，包含了大量电子类工具和参考资料" jOnePlus Tools [adb/root], https://play.google.com/store/apps/details?id=net.jroot3d.joneplustools, "Application allows to edit quick tiles count without root" Script Manager - SManager, https://play.google.com/store/apps/details?id=os.tools.scriptmanager, "執行腳本和可執行文件，根探險家，文件管理器，多標籤瀏覽器和終端仿真器。" Data Science 101 - Machine Learning Tutorials, https://play.google.com/store/apps/details?id=com.successcrazzy.datascience101, "Data Science 101 is an educational app to learn machine learning algorithms." About Machine Learning, https://play.google.com/store/apps/details?id=com.aml.com, "This app provides informations,updates,regarding machine learning,tools and softwares for accessing machine learning,tutorials etc" Objects Detection Machine Learning TensorFlow Demo, https://play.google.com/store/apps/details?id=org.tensorflow.detect, "Objects Detection Machine Learning TensorFlow Demo." Data Science, Machine Learning and PM communities, https://play.google.com/store/apps/details?id=com.cohortplus.clientTest, "Join Product Management / Data Science and Machine Learning groups that are tailored to your profile" Learning Machine Learning, https://play.google.com/store/apps/details?id=com.cristivlad.machinelearning, "A series of text and video lessons that will teach you about different machine learning algorithms and how they can be used in the widely popular Python library scikit-learn" Google Play 图书, https://play.google.com/store/apps/details?id=com.google.android.apps.books, "通过 Google Play 图书应用聆听或阅读从 Google Play 购买的有声读物和电子书，轻松享受读书乐趣。" 编程算法, https://play.google.com/store/apps/details?id=free.programming.programming, "编程与算法" 数学技巧, https://play.google.com/store/apps/details?id=example.matharithmetics, "数学技巧" Math | Riddles and Puzzles Math Game, https://play.google.com/store/apps/details?id=com.BlackGames.MathRiddles, "Math Riddles tests your IQ with mathematical puzzles" Photomath, https://play.google.com/store/apps/details?id=com.microblink.photomath, "只需将您的摄像头对准数学问题，Photomath 将神奇地显示结果，并附带详细的分步指导。" Math Games, https://play.google.com/store/apps/details?id=com.miniklerogreniyor.quiz.kids.math, "Free math games for everyone. Best math practice. Improve your mathematics." [root] FlashFire, https://play.google.com/store/apps/details?id=eu.chainfire.flash, "FlashFire is the most advanced on-device firmware flasher available for rooted Android devices" SuperSU, https://play.google.com/store/apps/details?id=eu.chainfire.supersu, "SuperSU is the Superuser access management tool of the future " 自动点击器, https://play.google.com/store/apps/details?id=com.autoclicker.clicker, "自动点击器帮你自动点击屏幕，无需ROOT权限。让它去做所有的重复工作！" JS Run (Javascript editor), https://play.google.com/store/apps/details?id=com.mia.jsrun, "JS Run - JavaScript editor to write and run simple programs." 猎豹清理大师国际版, https://play.google.com/store/apps/details?id=com.cleanmaster.mguard, "清理垃圾、加速手机、应用锁、专业杀毒" Clean My Android, https://play.google.com/store/apps/details?id=com.clean.security.memory.booster.battery, "Clean My Android is a light phone cleaner, app manager for your Android phones or tablet." MAX Cleaner - Antivirus, Booster, Phone Cleaner, https://play.google.com/store/apps/details?id=com.oneapp.max.cleaner.booster&showAllReviews=true, "Phone Cleaner & Antivirus & Speed Boost is the top rated " SoloLearn: Learn to Code for Free, https://play.google.com/store/apps/details?id=com.sololearn, "SoloLearn has the largest collection of FREE code learning content, from beginner to pro" 算法动画图解, https://play.google.com/store/apps/details?id=wiki.algorithm.algorithms, "享受观看，尝试和学习的算法动画图解" C语言教程, https://play.google.com/store/apps/details?id=com.learn.cadd.study, "云集c/c++基础知识，c语言标准库相关知识" Termux, https://play.google.com/store/apps/details?id=com.termux, "Termux combines powerful terminal emulation with an extensive Linux package collection." Linux Deploy, https://play.google.com/store/apps/details?id=ru.meefik.linuxdeploy, "This application is open source software for quick and easy installation of the operating system (OS) GNU/Linux on your Android device." Linux Command Library, https://play.google.com/store/apps/details?id=com.inspiredandroid.linuxcommandbibliotheca, "The app currently has 2378 manual pages, 1351 one-line scripts and a bunch of general terminal tips. Learn how to work with the CLI(Command Line Interface)." Linux Admin Tutorial, https://play.google.com/store/apps/details?id=com.mindgame.linux.admin.tutorial, "Linux Admin Tutorial" Advance Linux tutorial, https://play.google.com/store/apps/details?id=com.mayur.advancelinuxtoutorial, "Advance Linux tutorial" ABC Kids - Tracing & Phonics, https://play.google.com/store/apps/details?id=com.rvappstudios.abc_kids_toddler_tracing_phonics, "Looking for a fun, free, and simple educational app to help your toddler learn phonics and trace letters of the alphabet? Look no further than ABC Kids." 幼儿园学习活动：学前乐趣学习游戏, https://play.google.com/store/apps/details?id=com.greysprings.kindergarten8, "学习游戏/益智活动，为幼儿园和学龄前儿童（ 2-5岁岁）" Kids Educational :All in One, https://play.google.com/store/apps/details?id=com.geniusgames.allinone&hl=en_US, "Implementation Alphabets with picture and presentation. Numbers . Shapes . Colors . Animals . Transportation vehicle Days in a week and Months Activities. -Body parts -Sports -Professions" Baby Log (Stash, Nurse, Growth, Sleep, Feed), https://play.google.com/store/apps/details?id=com.compass.babylog, "Baby Log is an extremely easy to use app for parents to monitor their baby's progress and for moms to track their milk output and stash" kinder education - Free kids educational app, https://play.google.com/store/apps/details?id=com.nayemuzzaman.education.learning, "Looking for Kids Educational :All in One free educational fun apps" Kids Education - Free, https://play.google.com/store/apps/details?id=forqan.tech.iq_brain_trainer_ads, "Educational app for kids as well as adults who want to learn basics of foreign languages." Math Kids - Add, Subtract, Count, and Learn, https://play.google.com/store/apps/details?id=com.rvappstudios.math.kids.counting, "Math Kids is a free learning game designed to teach young children numbers and mathematics"