GPS工具箱 for iPhone

App summary

GPS Toolbox for iPhone is a flexible navigation utility that uses your phone’s GPS to provide a bundle of practical mapping tools. It works with offline maps and can import or export common geodata formats. The app is designed to help you measure areas, log positions, and make the most of your device’s location hardware.

Core capabilities

• Area measurements for defined polygons and zones
• Continuous route recording and playback
• Recording and exporting location histories
• Real-time speed monitoring and summaries

Interface tools and useful functions

• Overspeed warnings to alert you when you exceed set limits
• Built-in compass for directional orientation
• Drag-and-drop editing for map annotations and waypoints
• Coordinate-based search with a radar-style view for quick locating
• Displays for distance, latitude/longitude, and elevation
• Live route visualization while you move

File types and mapping compatibility

• CSV, then KMZ, and KML file import/export support
• Offline map support for use without a data connection
• Works with multiple coordinate systems and a variety of map tile providers

Free alternative to consider: 点心云

If you want a no-cost option, 点心云 is a capable alternative. It offers a similar set of features—directional tools, speed and distance displays, precise location marking, coordinate searches, live route tracking, map annotations, and support for several map and coordinate formats—packaged as a free app.