DevCheck Device & System Info

CPU Monitor - temperature

Charge Meter

G-CPU:Monitor CPU, RAM, Widget

Accu​Battery

3DMark — The Gamer's Benchmark

Swift Backup

Storage Analyzer & Disk Usage

GlassWire Data Usage Monitor

AppDash: App Manager & Backup

GSMArena

Quick Settings app

F-Secure Mobile Security

Xiaomi Community

MacroDroid - Device Automation

Touch Screen Test

Anti Spy Detector - Spyware

Total Commander - file manager

1Tap Cleaner (clear cache)

CCleaner – Phone Cleaner

Device Care

Fing - Network Tools

WiFiman

NetSpeed Indicator

Xiaomi Home

Speedtest by Ookla

realme Community

Anti-virus Dr.Web Light

Automate

My Data Manager: Data Usage

Smart Tutor for SAMSUNG Mobile

Dr.Fone: Photo & Data Recovery

UserLAnd - Linux on Android

Wi-Fi Toolkit

Opensignal - 5G, 4G Speed Test

XOS Launcher -Cool Stylish

realme Link

Phone Clone Tool: Switch data

Bitdefender Antivirus

WiFi Analyzer (open-source)

Lenovo

HiOS Launcher - Fast

ASTRO File Manager & Cleaner

File Manager

WhatisRemoved+

PodsLink - AirPods Battery

Duplifix: Duplicate Photos

Weather - By Xiaomi

Battery Transfer / Receiver

Super File Manager Explorer