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Little Navmap vs SimBrief: catalog facts
Little Navmap	SimBrief
No screenshots available	No screenshots available
Best for: Flight simulator pilots planning flights and following a moving map	Best for: Flight simulator pilots who want realistic flight plans and briefings
Free Free and open source.	Free + paid options Free to use; a Navigraph subscription adds current navigation data and charts.
Windows, macOS, Linux	Web
Supports MSFS 2020 and 2024, X-Plane and Prepar3D Uses simulator data with no third-party data needed All 4 strengths for Little Navmap Supports MSFS 2020 and 2024, X-Plane and Prepar3D Uses simulator data with no third-party data needed Runs on Windows, macOS and Linux Detailed manuals and map legend	Detailed fuel planning and dispatch packages Includes weather, NOTAMs and ETOPS calculations All 3 strengths for SimBrief Detailed fuel planning and dispatch packages Includes weather, NOTAMs and ETOPS calculations Free to use with a Navigraph account
Only useful with a supported flight simulator Up-to-date navigation data requires Navigraph	Requires a Navigraph account Free tier uses an outdated navigation database
Downloadable app	Web application
Open source	Not open source
License not stated	License not stated
No account needed	Account needed
Offline features available	Needs internet
Official website Full listing and sources Sources for Little Navmap albar965.github.io/littlenavmap.html Catalog checked September 23, 2026	Official website Full listing and sources Sources for SimBrief simbrief.com Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.