# DMS Calc vs ArcGIS Field Maps

The clearest difference is update cadence: ArcGIS Field Maps at monthly against DMS Calc's every 16 months. DMS Calc's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 18.5). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DMS Calc ships an update every 16 months, ArcGIS Field Maps monthly. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | DMS Calc | ArcGIS Field Maps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.1 (57 ratings)](https://appshunter.io/ios/app/arcgis-field-maps/id1515671684/reviews)** |
| Number of ratings | — | **57** |
| Positive reviews | — | 11.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Monthly** |
| Monetization | — | Free |
| Size | 1 MB | 161 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stephen Beitzel](https://appshunter.io/developer/1461185925) | [ESRI](https://appshunter.io/developer/379687933) |

## What reviewers say

### DMS Calc

[App page](https://appshunter.io/ios/app/dms-calc/id1484017432)

**In-app purchases:** none


### ArcGIS Field Maps

[App page](https://appshunter.io/ios/app/arcgis-field-maps/id1515671684)

This app provides mobile workers with interactive digital maps to understand their surroundings, locate assets, and collect data. It features smart forms for efficient data entry, offline capabilities, and location sharing for coordination and safety. Designed for organizational use, it supports fieldwork for various teams.

**Highlights:** Interactive digital maps, Smart forms for data collection, Offline map capabilities, Location sharing and tracking, Geofence alerts, Asset scanning and annotation, Data editing and syncing

**Features:** macOS Compatibility, Vision Pro support, SharePlay

**In-app purchases:** none

**What reviewers like**

- 🗺️ Comprehensive mapping capabilities when functioning
- 📊 Powerful data collection features for field work
- 🔄 Integration with ArcGIS ecosystem
- 📍 Useful for basic map information and POI lookup
- 🎯 Improved form calculations and contingent values

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- ⚠️ Unreliable offline map functionality
- 🔄 Constant need to delete and reinstall app
- 📥 Offline download failures and incomplete syncing
- ⏱️ Slow performance and lag

**Reported bugs**

- App crashes on startup and during use
- Layers fail to load intermittently
- Offline map downloads fail or hang indefinitely
- Authentication errors and keyboard not appearing on login
- Maps load only 30% of the time

**Requested features**

- Stylus support for drawing features
- Landscape mode for iPhone devices
- Apple Watch integration and capabilities
- Export functionality (GPX, KMZ formats)
- Improved offline area size and quality selection


## Frequently asked questions

### Is DMS Calc free?

DMS Calc is free to download, with no in-app purchases.

### Is ArcGIS Field Maps free?

ArcGIS Field Maps is free to download, with no in-app purchases.

### Do DMS Calc or ArcGIS Field Maps have ads?

Neither DMS Calc nor ArcGIS Field Maps shows ads.

### Which is updated more often, DMS Calc or ArcGIS Field Maps?

DMS Calc ships an update every 16 months, and ArcGIS Field Maps monthly. Most recently, DMS Calc was updated on October 18, 2026 and ArcGIS Field Maps on October 30, 2026.

---

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