jarvisbox

GPS Formatter

Paste any GPS coordinate string — decimal degrees, DMS, or DDM — and get clean, normalised output instantly.

100% client-side · no upload

Accepts: DD (51.5074,-0.1278), DMS with direction (51 30 26 N, 0 7 40 W), or DDM.

How to use

  1. Paste or type any GPS coordinate string into the input box.
  2. Supported formats: decimal degrees ("51.5074, -0.1278"), DMS ("51°30'26"N 0°7'40"W"), or DDM.
  3. Click Parse & Format to see the normalised DD and DMS output.

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常见问题

Is this GPS formatter free?
Yes, completely free with no signup and no usage limits.
Does my data leave my device?
No. All parsing runs in JavaScript inside your browser. No data is sent to any server.
Does it work on mobile?
Yes. The formatter is mobile-first and works on iPhone Safari and Android Chrome.
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