# Theodolite HD vs Coordinates

The clearest difference is price: Coordinates at Free against Theodolite HD's $8.99. Coordinates also leads on update cadence (monthly vs every 4 months) and ratings volume (6.8K vs 136). Theodolite HD's advantage is ads (none vs shown) and review sentiment (91% vs 64%). On rating, in-app purchases, monetization model and iOS requirement there is nothing between them.

Coordinates is free to download; Theodolite HD costs $8.99 up front. Theodolite HD sells 8 one-off in-app purchases and Coordinates sells 6 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Theodolite HD against 4.6 for Coordinates. That said, the two scores are not equally well evidenced: Coordinates has 6.8K ratings behind it against 136, so its average is the more settled of the two. Written reviews are what separate them: 91% of Theodolite HD's written reviews are positive against 64% of Coordinates's.

Theodolite HD ships an update every 4 months, Coordinates monthly. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Theodolite HD | Coordinates |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.7 (136 ratings)](https://appshunter.io/ios/app/theodolite-hd/id425456242/reviews)** | [4.6 (6.8K ratings)](https://appshunter.io/ios/app/coordinates-gps-converter/id494286614/reviews) |
| Number of ratings | 136 | **6.8K** |
| Positive reviews | **91.4% of reviews** | 63.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 30 MB | 107 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Craig Hunter](https://appshunter.io/developer/286743884) | [Mapnitude Company Limited](https://appshunter.io/developer/473558784) |

## What reviewers say

### Theodolite HD

[App page](https://appshunter.io/ios/app/theodolite-hd/id425456242)

This app combines a compass, inclinometer, rangefinder, GPS, and map for augmented reality navigation. It allows users to capture data-overlay photos and videos, view positions on a map with offline options, and share location data with others. It's designed for professional use and outdoor activities.

**Highlights:** Augmented reality viewfinder, Compass and inclinometer, GPS and map with offline options, Data-overlay photo/video camera, Rangefinder and nav calculator, Location sharing and team tracking

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1,000 Outdoors Map Tiles | $0.99 | one-time |
| Team Tracking | $1.99 | one-time |
| World Datum Pack | $2.99 | one-time |
| US Mountain Summits AR Layer | $2.99 | one-time |
| 5,000 Outdoors Map Tiles | $4.99 | one-time |
| 10,000 Outdoors Map Tiles | $8.99 | one-time |
| 20,000 Outdoors Map Tiles | $17.99 | one-time |
| US State Plane Coordinates | $24.99 | one-time |

**What reviewers like**

- 🚀 Intuitive and easy to use
- 🔍 Accurate measurements and data
- 📷 Useful photo documentation features
- 🧭 Versatile for various applications
- 🏫 Great for educational and teaching purposes

**What reviewers complain about**

- 🔍 Occasional compass/sensor accuracy issues
- 💰 Expensive in-app purchases for maps and features
- 📱 Separate iPhone and iPad versions require double purchase
- 🔄 Lack of screen rotation support on some devices

**Reported bugs**

- Occasional crashes or freezes, especially on older devices
- Camera orientation issues on some devices

**Requested features**

- Add option to set elevation angle to 0 degrees horizontal
- Implement cross-device sync and data sharing
- Expand map coverage and reduce in-app purchase costs
- Add support for more camera features like video recording


### Coordinates

[App page](https://appshunter.io/ios/app/coordinates-gps-converter/id494286614)

This app is a versatile tool for converting and managing geographic coordinates. It supports numerous global formats and datums, allowing users to view, input, and save locations with rich details. Ideal for professionals and outdoor enthusiasts needing precise location data.

**Highlights:** Coordinate conversion (UTM, MGRS, Georef, etc.), Batch conversion of multiple coordinates, Add notes, photos, and media to saved locations, Datum conversion with PROJ.4 support, Real-time navigation and tracking, Offline map tile downloads, Import/export GPX, GeoJSON, KML files

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Upgrade | $1.99 | per month |
| Plus Upgrade | $2.99 | per month |
| Plus Upgrade | $9.99 | per 6 months |
| Plus Upgrade | $15.99 | per 6 months |
| Plus Upgrade | $17.99 | per year |
| Plus Upgrade | $28.99 | per year |

**What reviewers like**

- 🚀 Accurate location finding
- 👍 Simple and easy to use
- 💡 Supports multiple coordinate formats
- 🚀 Works well overseas
- 👍 Helpful for environmental research

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 💰 Expensive subscription to remove ads
- 🤔 Confusing or unintuitive user interface
- 🔍 Difficulty finding small locations
- 🙄 Ads covering important information

**Reported bugs**

- Coordinate display issues (e.g., UTM showing incorrect hemisphere)
- App crashing or freezing on launch
- Inability to delete drawn lines or markers
- Coordinate conversion not working as expected
- Compatibility issues with newer iPhone models

**Requested features**

- Navigation and routing functionality
- Support for What3Words coordinate system
- Option to set preferred coordinate format as default
- Ability to enter addresses or intersections to get coordinates
- Add altitude information to saved locations


## Frequently asked questions

### Is Theodolite HD free?

Theodolite HD costs $8.99, and also offers in-app purchases.

### Is Coordinates free?

Coordinates is free to download, with in-app purchases available.

### Which has better reviews, Theodolite HD or Coordinates?

Theodolite HD is rated higher. Theodolite HD averages 4.7 out of 5 from 136 ratings, while Coordinates averages 4.6 from 6.8K ratings.

### Do Theodolite HD or Coordinates have ads?

Coordinates shows ads; Theodolite HD does not.

### Which is updated more often, Theodolite HD or Coordinates?

Theodolite HD ships an update every 4 months, and Coordinates monthly. Most recently, Theodolite HD was updated on November 1, 2026 and Coordinates on November 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*