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imo vs LINE: catalog facts
imo	LINE
Free Free to download and use.	Free Messages and voice and video calls are free.
Windows, macOS, Android, iOS	Android, iOS
Audio and video calls on mobile and desktop Built-in message translation	Free messaging and voice and video calls Widely used in several Asian countries
Proprietary and closed source Limited technical detail published about its encryption	Closed source, centrally run service Mostly useful where contacts already use it
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.