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iNavX vs Seapilot: catalog facts
iNavX	Seapilot
Screenshots	Screenshots
Best for: Cruising boaters who want a handheld chartplotter on an iPhone or iPad	Best for: Recreational boaters who want chart navigation on a phone or tablet
Free + paid options Free NOAA US charts are included; other providers' charts and features may cost extra.	Free + paid options Basic is free, Premium costs $39.99, and charts are bought separately except free US charts.
Android, iOS	Android, iOS
Supports more than 25 chart providers in one app Live AIS, route planning and GRIB weather Instrument overlays for speed, heading and depth Free NOAA US charts	AIS and NMEA sensor support in Premium Weather routing with GRIB data GPX import and export
Commercial charts from other providers are bought separately Focused on phones and tablets rather than desktop use	Charts cost extra outside the US Most navigation features require Premium
Downloadable app	Downloadable app
Not open source	Not open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for iNavX inavx.com Catalog checked September 23, 2026	Official website Full listing and sources Sources for Seapilot seapilot.com apps.apple.com/us/app/seapilot/id915818783 Catalog checked September 23, 2026

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

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