Comparison

Grid Ref CH1903 vs Coordinates Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Grid Ref CH1903

This app helps you find your precise location within the Swiss Coordinate System (CH1903). It displays your Swiss Grid Reference and WGS84 Latitude/Longitude, along with accuracy readings. Share your location easily via text or email.

Highlights
  • Swiss Grid Reference display
  • WGS84 Latitude and Longitude
  • Location accuracy readings
  • Share location via text/email
  • Operates internationally
  • Graphical guide to Swiss Coordinate System
Features
Read full description

For use with mapping / topology using the Swiss Coordinate System (CH1903/LV03/SwissGrid) Find out where you are on the CH1903 system, immediately, and accurately. App Provides: Swiss Grid Ref, and WGS84 Latitude and Longitude values. The Accuracy of Readings, as indicated by your device, will also be shown. Share your Location via Text, Email, Tweet etc, or Copy to the Clipboard. (Sharing options and services will vary, depending on the device setup). Though aimed at use in Switzerland, the app will operate internationally. App includes a graphical guide to the Swiss Coordinate System. Ideally suited for use by walkers, hikers and outdoor sports enthusiasts. It is recommended that you should always carry a map and physical compass when on outdoor pursuits. For best results, use in an open space, where possible, away from trees, buildings and sources of interference. For continued on-screen display of Grid Reference information, please set your Auto-Lock preference in the 'Settings' App. (Settings -> General -> Auto-Lock) Compatible with handsets that feature GPS hardware. You may have to grant the app permission to use this information. -- Ad Supported.

About

Coordinates Pro

Features
Read full description

Coordinates Pro: Professional Precision at Your Fingertips Coordinates Pro is engineered for those who demand absolute accuracy in their geospatial work. Whether you're a professional navigator, surveyor, or explorer, this app transforms your device into a precision tool for managing, analyzing, and sharing coordinates—without compromise. Why Choose Coordinates Pro? - Instantly pinpoint and control any location on the globe with a single touch—no cumbersome map navigation or guesswork. - Experience seamless, real-time feedback as you adjust latitude and longitude values independently, ensuring you never miss your mark. - Identify the precise country, ocean, or city beneath your fingertip, empowering you with immediate geographic context for every coordinate. - Bookmark and organize critical locations in a streamlined list, making it easy to revisit and manage your essential waypoints. - Effortlessly geolocate your current position and visualize it on the integrated map for situational awareness wherever you are. Professional-Grade Export and Sharing - Export coordinates in industry-standard formats: WGS84, UTM, and MGRS. - Instantly share locations via clipboard, email, or open them directly in compatible apps—ensuring your data is always actionable and accessible. - Choose from the three main coordinate notations to match your workflow and requirements. Engineered for Serious Users Coordinates Pro is not just another mapping app—it's a precision instrument designed for those who rely on accurate geolocation. Take control of your coordinates and elevate your fieldwork, planning, and reporting with confidence. Experience the difference that true precision makes. Download this app and put professional-grade geolocation in your hands.

Screenshots

Grid Ref CH19033 screens
Coordinates Pro4 screens

Verdict

The call

The clearest difference is price: Grid Ref CH1903 at Free against Coordinates Pro's $0.99. Grid Ref CH1903 also leads on update cadence (every 12 months vs every 49 months) and iOS requirement (11.0 vs 15.6). Coordinates Pro's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Grid Ref CH1903 is free to download; Coordinates Pro costs $0.99 up front. Grid Ref CH1903 sells 1 one-off in-app purchase. Coordinates Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Grid Ref CH1903 ships an update every 12 months, Coordinates Pro every 49 months. The most recent releases landed on September 22, 2026 and October 4, 2026 respectively.

Scorecard4 real differences · 5 level
Grid Ref CH1903 versus Coordinates Pro: the parameters behind the verdict, then further details
ParameterGrid Ref CH1903Coordinates Pro
PriceFree — better$0.99
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 12 months — betterEvery 49 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.6
Further details — not scored
Size5 MB1 MB
Age rating4+4+
DeveloperMike Irvingappdoctors UG

In-app purchases

1 purchases

Grid Ref CH1903

One-time1
  • Go Ad Free$0.99
None

Coordinates Pro

No in-app purchases

Questions

Is Grid Ref CH1903 free?
Grid Ref CH1903 is free to download, with in-app purchases available.
Is Coordinates Pro free?
Coordinates Pro costs $0.99, with no in-app purchases.
Do Grid Ref CH1903 or Coordinates Pro have ads?
Neither Grid Ref CH1903 nor Coordinates Pro shows ads.
Which is updated more often, Grid Ref CH1903 or Coordinates Pro?
Grid Ref CH1903 ships an update every 12 months, and Coordinates Pro every 49 months. Most recently, Grid Ref CH1903 was updated on September 22, 2026 and Coordinates Pro on October 4, 2026.

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