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Free boating & marine tools

Practical tools for real passages, bridge clearance, anchor scope, fuel range and more. Built by Pathr on the same marine charts, tides and routing that power the app. No account, no paywall.

Free on iPhone and Android

The tools are free. So is the chart.

Pathr puts official NOAA chart data, the tide and the wind on one chart, and the charts work offline.

Premium adds route planning, radar and AIS. New accounts get two months of Premium free.

Love the free tools? Back us as a Founding member.

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Did this tool help?

We build these for the boating community and keep them free, no signup and no ads. If it saved you some time, you can chip in toward the next one.

One-time, secure checkout by Stripe. No account, no subscription. It’s a tip to a small company, so it isn’t a tax-deductible donation. From $25 it becomes a Founding membership instead.

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Or pass it along

Sending this to one boater who needs it helps us more than a few dollars does.

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