# Coordinate Calculator Ultra — Professional  Coordinate Tool

> Professional  Coordinate Tool (iPhone/iPad app by 丽丽 许.)

- Source: https://appshunter.io/ios/app/coordinate-calculator-ultra/id6749856825 (this page in markdown: same URL + `.md`)
- Developer: [丽丽 许](https://appshunter.io/developer/1832397570)
- Category: Navigation, Utilities
- Price: $0.99
- Age rating: 9+
- Requires: iOS 18.4 · 5 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2025-08-17
- Data updated: 2026-08-24
- User reviews in markdown: https://appshunter.io/ios/app/coordinate-calculator-ultra/id6749856825/reviews.md

## What is Coordinate Calculator Ultra?

Coordinate Calculator Ultra is a professional geographic coordinate calculation tool designed specifically for surveying engineers, GIS analysts, geographic researchers, and outdoor enthusiasts. Whether you're working in the field, conducting academic research, or exploring the outdoors, it provides accurate and reliable geographic calculation services.

**Core Features:**

 **Precise Distance Calculation**
• Supports both Haversine spherical model and Vincenty ellipsoidal model algorithms
• Calculation accuracy up to millimeter level for professional surveying needs
• Multiple distance units: meters, kilometers, miles, nautical miles, feet
• Real-time display of calculation methods and precision parameters

 **Smart Coordinate Conversion**
• Bidirectional conversion between decimal degrees and degrees-minutes-seconds
• Batch coordinate data processing support
• Automatic format recognition with intelligent error correction
• Precision preservation ensuring accurate conversion results

 **Complete History Management**
• Automatic saving of all calculation records
• Search, filter, and categorization management
• One-click export to CSV, Excel, and other formats
• Add notes for convenient project management

 **Professional Settings**
• Configurable calculation precision and display formats
• Multiple coordinate system settings support
• Personalized interface theme selection
• Detailed calculation parameter explanations

**Use Cases:**
• Field surveying and geological exploration
• GIS data analysis and processing
• Academic research and paper writing
• Outdoor activity route planning
• Navigation software development and testing
• Geographic education and learning

**Product Highlights:**
 Offline calculation, no network dependency
 Professional algorithms ensuring calculation accuracy
 Clean interface with intuitive operation
 Data security with local storage protecting privacy
 Continuous updates with ongoing feature improvements

Whether you're a professional or geography enthusiast, Coordinate Calculator Ultra can be your reliable geographic calculation companion. Download now and experience professional-grade geographic coordinate calculation services!


## Version history (last 2 releases)

### 1.1 — 2025-08-30

Launch of the Chinese version

### 1.0 — 2025-08-17

No release notes.

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All apps by 丽丽 许: https://appshunter.io/developer/1832397570

## Related topics

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*