During development, it's best to have a developer environment to test
rather than using the KakaoTalk Business Channel in production. This is
a guide to show you how to create a developer channel for test. Step 1:
Log into KakaoTalk Channel Manager a...
Once you have created a LINE Official Account, you can access the LINE
Official Account Manager: The LINE official Account Manager allows you
to access the various features of the LINE Official Account, including
user permissions, Messaging API, and ...
It is free for users to send social messages between friends and
business channels when using LINE. For a business to use a LINE official
account to reach LINE users, a fee will be charged according to a
monthly plan. The fee differs between countrie...
When you create a LINE Official account, you are assigned a basic ID
(consisting of a random string), which is free of charge. This basic ID
will appear in the messages you send as Sender ID. If you want to use a
branded or a customised sender ID the...