这个网站主要是做什么的？

本站是一个综合导航平台，内置经纬度查询、海拔天气、坐标系转换等地理工具，以及常用在线小工具。

经纬度查询支持哪些坐标系？

支持GCJ02（火星坐标，用于国内地图）、WGS84（GPS原始坐标）、BD09（百度坐标）、CGCS2000（国家大地坐标系），并提供实时互转。

为什么我搜索的地址在中国地图上有偏移？

因为中国法律规定电子地图必须使用GCJ02加密坐标，而GPS输出WGS84坐标。本工具已自动转换，偏移量在100~500米内属正常。

What GPS coordinate formats are supported?

Our GPS coordinate converter supports three major formats: Decimal Degrees (DD, e.g., 40.7128, -74.0060), Degrees Decimal Minutes (DDM, e.g., 40° 42.768' N, 74° 0.360' W), and Degrees Minutes Seconds (DMS, e.g., 40°42'46.1"N, 74°00'21.6"W). All formats can be converted to any other format seamlessly.

How accurate is the coordinate conversion?

Our conversion uses double-precision arithmetic maintaining sub-meter accuracy. The tool preserves full precision of input coordinates without rounding, ensuring professional-grade accuracy for surveying, navigation, and GIS applications.

Can I convert multiple coordinates at once?

Yes, the tool supports batch conversion. You can paste multiple coordinates (one per line) into the input field, select your desired output format, and convert them all at once. Results can be copied individually or exported as a CSV file for use in spreadsheets or GIS software.

Is this GPS coordinate converter free to use?

Yes, this GPS coordinate converter is completely free for both personal and professional use. There are no hidden fees, no registration required, and no usage limits for standard conversion tasks.

What's the difference between DD, DDM, and DMS?

DD (Decimal Degrees) uses a single decimal number for each coordinate, easiest for calculations. DDM (Degrees Decimal Minutes) shows degrees with minutes expressed as decimals. DMS (Degrees Minutes Seconds) shows degrees, minutes, and seconds separately, most common for navigation charts. Our converter handles all three formats accurately.

GPS Tool: Coordinates & Address Geocoding

1 km

3000 ft

Leaflet © OSM contributors © CARTO, Nominatim geocoding | GPS coordinates

📍 GPS Point Details | WGS84 · DMS · Web Mercator

🌐 GPS WGS84 (Decimal)

48.8566000°, 2.3522000°

🧭 GPS DMS (Deg/Min/Sec)

48° 51' 23.8" N, 2° 21' 7.9" E

📐 Web Mercator (meters)

X: 261845.71 m | Y: 6250564.35 m

📋 Full GPS Decimal

48.8566000, 2.3522000

🏠 Address (Nominatim)

6, City Hall Plaza, Quartier Saint-Merri, 4th Arrondissement, Paris, Ile-de-France, Metropolitan France, 75004, France

📍 GPS Data © OpenStreetMap contributors | Reverse geocoding via Nominatim

🏠 GPS Address -> Coordinates:

✨ Click map → Reverse GPS geocoding | Search address → Forward geocoding | All coordinates in WGS84 GPS datum

✅ ✅ Copied!

🌐 Professional GPS Geocoding Tool with Nominatim (OSM)

Forward Geocoding (Address to GPS): Type any global address, click "Search & Locate" — we fetch precise GPS coordinates (latitude/longitude) via Nominatim API, drop a marker, and display full address details in English.

Reverse Geocoding (GPS to Address): Click anywhere on the map OR use any coordinate input / "My Location" — the system automatically queries Nominatim to get the street address, city, country from GPS coordinates.

GPS Coordinate Systems: WGS84 decimal degrees, DMS (Degrees/Minutes/Seconds), Web Mercator (meters) with one-click copy. Ideal for GIS, fieldwork, asset tracking, and GPS navigation.

📍 GPS Address to Lat/Lng🧭 GPS Lat/Lng to Address📐 Reverse Geocoding API demo🗺️ Global OSM GPS coverage📊 English results & GPS UI🛰️ WGS84 GPS datum support

✅ Powered by OpenStreetMap & Nominatim. Respects usage policy — User-Agent set. All GPS results in English.

Free Online GPS Tool – Convert Coordinates & Geocode Addresses

Welcome to the most straightforward GPS tool for instant coordinate conversion, address geocoding, and reverse geocoding. Whether you are a developer, surveyor, traveler, or GIS enthusiast, this tool helps you transform between latitude/longitude and physical addresses with high accuracy.

The tool supports multiple coordinate formats including decimal degrees (DD), degrees decimal minutes (DDM), and degrees minutes seconds (DMS). You can also search for any location by address and get precise GPS coordinates powered by high‑resolution maps.

Key Features of This GPS Tool

Geocoding – Convert any street address to latitude/longitude.
Reverse Geocoding – Get a human‑readable address from GPS coordinates.
Coordinate Converter – Seamlessly switch between DD, DDM, DMS formats.
Interactive Map – Click anywhere on the map to fetch coordinates or addresses.
Batch Conversion – Process multiple coordinates or addresses at once (coming soon).
Export Data – Copy results to clipboard or save as CSV/GeoJSON.

How to Use This GPS Locator & Coordinate Tool

Enter an address or GPS coordinates in the input field above.
Click the "Search & Locate" button to see the result on the map.
Alternatively, click or drag the map marker to get coordinates of any location.
Switch between coordinate formats using the format dropdown.
Copy the generated data with one click for your own projects or reports.

All conversions are performed in real‑time using reliable geocoding APIs. The tool respects your privacy: no input data is stored permanently on our servers.

Frequently Asked Questions (FAQ)

What is geocoding and reverse geocoding?

Geocoding transforms a textual address (e.g., "1600 Amphitheatre Parkway, Mountain View, CA") into geographic coordinates (latitude, longitude). Reverse geocoding does the opposite – it takes latitude/longitude numbers and returns the nearest street address or place name.

Which coordinate systems do you support?

Our GPS tool supports WGS‑84, the standard used by GPS devices and most mapping platforms like Google Maps, Bing Maps, and OpenStreetMap. We also display coordinates in decimal degrees (e.g., 40.7128, -74.0060) and degrees/minutes/seconds (e.g., 40°42'46.1"N 74°00'21.6"W).

Is this GPS tool free for commercial use?

Yes, the basic geocoding and coordinate conversion features are completely free for both personal and commercial projects. We may introduce rate limits for extremely high‑volume usage to ensure fair access for everyone.

Why should I use this tool instead of Google Maps?

While Google Maps is great for navigation, our tool focuses on precise coordinate manipulation, batch processing, and multiple output formats. It is lightweight, privacy‑friendly, and designed specifically for developers and GIS workflows.

Why Accurate GPS Coordinates Matter

From autonomous vehicle navigation to drone flight planning and property surveying, reliable coordinate conversion is essential. Even a small rounding error can shift a location by several meters. Our tool uses double‑precision arithmetic and direct API connections to authoritative mapping sources to maintain sub‑meter accuracy where available.

The interactive map is rendered using professional mapping libraries, ensuring smooth zooming and panning. Every click or search gives you instant feedback without page reloads.

🗺️ GeoCoord Pro GPS · Coordinates · Geocoding