座標コンバーター
GPS座標を十進度（DD）・度分秒（DMS）・DDM形式で相互変換。
100% client-side · no upload
DMS (degrees minutes seconds)
DDM (degrees decimal minutes)
Decimal degrees (original)
How to use
- Enter your latitude in decimal degrees (e.g. 51.5074 for London).
- Enter your longitude in decimal degrees (e.g. -0.1278 for London).
- Click Convert Coordinates to see DMS and DDM equivalents.
Related geography tools
- Distance Calculator — Haversine great-circle distance between two points
- GPS Formatter — parse free-form GPS strings into clean decimal output
- Area Calculator — compute area of rectangles, circles, and triangles
- Country Info — capital, currency, and ISO code for any country
よくある質問
- Is this coordinate converter free?
- Yes, completely free with no signup and no usage limits.
- Does my data leave my device?
- No. All conversions run in JavaScript inside your browser. No data is sent to any server.
- Does it work on mobile?
- Yes. The converter is mobile-first and works on iPhone Safari and Android Chrome.
Last updated: By jarvisbox