WaRadar

The app for discovering if your WhatsApp contacts are online

WhatsApp Spy

Spy on your WhatsApp contacts to know when they've been online

Whats Web

Backup all your files received by WhatsApp

Whats Tracker

Check who's viewed your WhatsApp profile

Status Saver

Download the statuses of your favoriate chat and messaging app

Tools for WhatsApp

A toolbox with resources to enhance WhatsApp

WaStat

How much time do you spend hooked up to WhatsApp?

Yansa

Messenger app tracker

WAPunch

Add new features to WhatsApp

Whats Tracker: Who Viewed My Profile?

App to spy on who visits your WhatsApp profile

GBStickers - Stickers for GBWhatsApp

Exclusive pack of stickers for GBWhatsApp

WT Hub

Set of additional tools for WhatsApp

Labalabi for WhatsApp

Send bulk messages on WhatsApp

Whats Dual

Sync one of more WhatsApp accounts on one or more devices

WhatsDog

Monitor your contacts' WhatsApp status

WhatsBot

Schedule automatic replies with this WhatsApp bot

Squid

Take hand-written notes

DroidEdit

Code editor for Android

Notewise

Reinventing notetaking

Google Keep

Google's notes application

Otter

App for taking voice notes

AIDE

Learn how to code on your Android

anWriter

A simple and complete HTML editor

Goodnotes

A digital notepad for handwriting

Evernote

Organize your ideas and notes

Jamboard

The Google collaborative whiteboard

Explain Everything

Interactive whiteboard for remote collaboration

PyDroid

Write Python code on your smartphone

ColorNote

Improve the organization of your notes

QuickEdit

Easy-to-use app for editing code

Samsung Notes

Samsung's notes application