⚡ ToolJolt · Free Web Story

GPS Coordinates Decoded: DMS, UTM & Distance

Why 40°26′46″ and 40.4461 are the same place, how far a degree really is, and the area inside your fence — free geo tools.

Swipe to explore →
1 / 8

Distance Between Coordinates Calculator (Haversine)

Great-circle distance between any two lat/long points — km, miles and nautical miles, with the initial bearing thrown in.

Open this free tool →
2 / 8

DMS ↔ Decimal Degrees Converter

40°26′46″N to 40.4461 and back — both directions of the coordinate-format conversion every GPS, map and dataset eventually demands.

Open this free tool →
3 / 8

Lat/Long → UTM Converter

Latitude/longitude into UTM zone, easting and northing — the metre-gridded coordinates surveyors, soldiers and field scientists actually measure in.

Open this free tool →
4 / 8

Compass Bearing Calculator (Point to Point)

Initial and final bearings between two coordinates — why they differ on a round Earth, plus the compass-rose name of your heading.

Open this free tool →
5 / 8

GPS Polygon Area Calculator

Paste a list of lat/long corners → field area in hectares, acres and m² by spherical polygon math, plus the perimeter walked.

Open this free tool →
6 / 8

Length of a Degree Calculator

How many kilometres is one degree — of latitude (almost constant) and longitude (shrinks to zero) — at any latitude on Earth.

Open this free tool →
7 / 8

Geofence Radius Calculator

Centre + radius → the circle's area, the lat/long bounding box for your database query, and the degree-deltas that make radius search fast.

Open this free tool →
8 / 8

Destination Point Calculator (Start + Bearing + Distance)

Where do you end up? Start coordinates, a bearing and a distance → the destination lat/long, by exact great-circle math.

Open this free tool →

1,000+ more free tools

Every tool on ToolJolt is free, runs in your browser and needs no sign-up.

Browse all free tools →