Surveying, Coordinates, GIS & CAD Calculators
Survey reductions, coordinate conversions, geodesy, drone and GIS tools.
61 tools · 100% Free · Works Offline
Popular Calculators
DMS to Decimal Degrees Converter
Coordinate converters and field maths
Use CalculatorMGA94 to MGA2020 Coordinate Converter
Geodesy & datums
Use CalculatorBritish National Grid (OSGB36) Converter
Projected grids
Use CalculatorRGF93 / Lambert-93 Converter (France)
Projected grids
Use CalculatorSwiss LV95 / LV03 Converter
Projected grids
Use CalculatorIrish Grid / ITM Converter
Projected grids
Use CalculatorAll Surveying, Coordinates, GIS & CAD Calculators (61)
- DMS to Decimal Degrees ConverterCoordinate converters and field maths
- MGA94 to MGA2020 Coordinate ConverterGeodesy & datums
- British National Grid (OSGB36) ConverterProjected grids
- RGF93 / Lambert-93 Converter (France)Projected grids
- Swiss LV95 / LV03 ConverterProjected grids
- Irish Grid / ITM ConverterProjected grids
- MGA2020 / GDA2020 Converter (Australia)Projected grids
- Geohash Encoder / DecoderGrid references
- Maidenhead Grid Locator ConverterGrid references
- DDM to DMS ConverterCoordinate formats
- DDM to Decimal Degrees ConverterCoordinate formats
- Decimal Degrees to DDM ConverterCoordinate formats
- DMS to DDM ConverterCoordinate formats
- Signed vs Cardinal Coordinate Notation ConverterCoordinate formats
- Latitude/Longitude Validator (Range & Format)Coordinate formats
- Lat/Long to UTM Converter (WGS84)Geodesy & datums
- UTM to Lat/Long ConverterGeodesy & datums
- UTM Zone Finder from CoordinatesGeodesy & datums
- Lat/Long/Height to ECEF ConverterGeodesy & datums
- ECEF X/Y/Z to Lat/Long/Height ConverterGeodesy & datums
- ENU (East/North/Up) to ECEF ConverterGeodesy & datums
- AER (Azimuth/Elevation/Range) to ECEF ConverterGeodesy & datums
- Easting/Northing Distance CalculatorCoordinate geometry
- Drone Battery Count CalculatorDrone & photogrammetry
- Survey Area Coverage CalculatorDrone & photogrammetry
- Photogrammetry Accuracy Estimate CalculatorDrone & photogrammetry
- Prism Constant Check CalculatorSurvey checks
- Survey Tolerance CheckerSurvey checks
- Grid Convergence Angle CalculatorGeodesy & datums
- Reduced Latitude CalculatorGeodesy & datums
- Geocentric vs Geodetic Latitude ConverterGeodesy & datums
- Vincenty Ellipsoidal Distance CalculatorGeodesy & datums
- Great-Circle vs Rhumb Line Distance ComparisonGeodesy & datums
- UTM Scale Factor CalculatorGeodesy & datums
- Combined Scale Factor HelperGeodesy & datums
- Coordinate Precision Estimator (Decimal Places to Metres)Geodesy & datums
- Datum Shift Magnitude CalculatorGeodesy & datums
- Ellipsoidal to Orthometric Height ConverterGeodesy & datums
- Bearing & Distance to Coordinates CalculatorCoordinate geometry
- Coordinates to Bearing & Distance CalculatorCoordinate geometry
- Coordinate Offset CalculatorCoordinate geometry
- Coordinate Difference CalculatorCoordinate geometry
- Grade & Fall CalculatorLevelling & traverse
- Vertical Difference CalculatorLevelling & traverse
- Station Chainage & Offset CalculatorCoordinate geometry
- Traverse Misclose CalculatorLevelling & traverse
- Traverse Closure Ratio CalculatorLevelling & traverse
- Angular Misclose CalculatorLevelling & traverse
- Two-Peg Test CalculatorLevelling & traverse
- RL Difference CalculatorLevelling & traverse
- Drone GSD CalculatorDrone & photogrammetry
- Flight Altitude from GSD CalculatorDrone & photogrammetry
- Photo Overlap CalculatorDrone & photogrammetry
- Drone Flight Line Spacing CalculatorDrone & photogrammetry
- Image Footprint CalculatorDrone & photogrammetry
- Azimuth to Bearing ConverterCoordinate geometry
- Horizontal Distance from Slope Distance CalculatorCoordinate geometry
- Haversine Great-Circle Distance CalculatorCoordinate geometry
- Drone Image Count CalculatorDrone & photogrammetry
- Ground Control Density CalculatorDrone & photogrammetry
- Latitude and Longitude ConverterCoordinate converters and field maths