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IGdm vs Rambox: catalog facts
IGdm	Rambox
Free Free and open source under the MIT licence.	Freemium A free plan is available. Additional features require a paid subscription.
Windows	Windows, macOS, Linux
Dedicated desktop window for Instagram DMs Open source under the MIT licence	Several accounts of the same service signed in side by side Workspaces and unified notifications across hundreds of services
Unofficial client not affiliated with Instagram Covers direct messages only, not the full Instagram feed	The open-source community edition is end of life; the current product is closed source Running many web apps in one Electron window uses a lot of memory
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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