Common App URL Schemes

App Store
Open App Store
itms-apps://itunes.apple.com
Open account settings
itms-ui://
Example
WhatsApp
Open App
whatsapp://
Example
Open tabs or pages
whatsapp://send
Example
1.
start chat to phone number
2.
start chat and prefill the text field
Instagram
Open App
instagram://app
Example
2.
Open Instagram Camera
3.
Open Instagram TAG
5.
Open Instagram User page
6.
Open Instagram Location
Telegram
Open App
tg://
Example
1.
Open tabs or pages

What is an app scheme URL

This specification defines the app: URL scheme. The app: URL scheme can be used by packaged applications to obtain resources that are inside a container. These resources can then be used with web platform features that accept URLs.  Click https://www.w3.org/TR/app-uri/ to view more details.

How to define a custom URL Scheme

Define custom URL Scheme for iOS apps
Define custom URL Scheme for Android apps