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GPS coordinate converter (DD, DMS, DDM)

Convert GPS coordinates between decimal degrees (DD), DMS and DDM (latitude/longitude), in your browser.

Decimal degrees (DD)
48.85837, 2.294481
DMS (degrés minutes secondes)
48°51'30.13"N 2°17'40.13"E
DDM (degrés minutes décimales)
48° 51.5022'N 2° 17.6689'E
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100% local conversion. Enter latitude and longitude in decimal degrees.

🔒 100% client-side — no data sent

Convert GPS coordinates between decimal degrees (DD), degrees-minutes-seconds (DMS) and degrees-decimal-minutes (DDM). Enter a latitude and longitude, get every format and a map link. Everything runs in your browser: nothing is sent to a server.

What is it for?

  • Convert DMS coordinates from a map into decimal degrees
  • Prepare coordinates for a mapping API (DD)
  • Read geocaching or aviation coordinates (DMS)
  • Check a GPS point on a map before using it

FAQ

What is the difference between DD, DMS and DDM?

DD = decimal degrees (48.8584), DMS = degrees minutes seconds (48°51'30"N), DDM = degrees and decimal minutes (48° 51.51'N). They are three ways to write the same position.

Are my coordinates sent online?

No, the conversion runs entirely in your browser.

In which order do I enter latitude and longitude?

Latitude first (N/S, between -90 and 90), then longitude (E/W, between -180 and 180).