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KakaoTalk vs imo: catalog facts
KakaoTalk	imo
Free Free to use for messaging and calls.	Free Free to download and use.
Windows	Windows, macOS, Android, iOS
Free messaging plus voice and video calls Chat folders and editable sent messages	Audio and video calls on mobile and desktop Built-in message translation
Official information is mostly in Korean Includes social and short-form video features beyond plain messaging	Proprietary and closed source Limited technical detail published about its encryption
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License: Proprietary
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 October 2, 2026

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