Signed DD
Best for APIs, databases, and most map apps.
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📍 DMS Converter
Local latitude/longitude format converter: smart `DD / DMS / DDM` parsing with `N/S/E/W`, sign handling, Chinese/English degree-minute-second symbols, order switching, and batch text conversion. Outputs signed DD, DMS, DDM, and GeoJSON Point side by side.
V1 focuses on local latitude/longitude format round-tripping: smart parsing, explicit validation, batch text workflows, and mobile-friendly input. It does not include map preview, address search, GCJ/BD09/UTM/MGRS, or CRS conversion.
Coordinate Roundtrip
DMS / Coordinate Format Converter
Coordinate Order
Output Precision
Accepts DD / DMS / DDM, N/S/E/W as prefix or suffix, signs, Chinese/English degree-minute-second symbols, and space/comma/semicolon/colon separators. For a single numeric value ≤ 90, use the single-value axis control above.
Status Initial
Parsed As —
Detected Format —
Notes —
Free online DMS Converter. Parse latitude/longitude locally in your browser with DD / DMS / DDM, N/S/E/W, sign handling, Chinese/English degree-minute-second symbols, order switching, and batch text conversion. Outputs signed DD, DMS, DDM, and GeoJSON Point side by side. No map dependency and no upload.