Gadgetbridge - A free and cloudless replacement for your gadget vendors' closed source Android applications.

Gadgets 360 - Gadgets 360 is a shopping app by NDTV that allows users to get products review, in-depth features videos, and users’ reviews so you can easily choose the best for you.

fitbit - The Fitbit mobile app is for people who use Fitbit fitness trackers to keep track of their activity goals, food plans, and other fitness related things. Read more about fitbit.

Gadget Controller – Arduino - Gadget Controller – Arduino app assists users in controlling their gadgets through wireless connections such as Bluetooth, WiFi, or the internet.

Strava - The #1 app for runners and cyclists

CAFAGO-Cool Electronic Gadgets - CAFAGO-Cool Electronic Gadgets app through which you can search for items and sales.