Comparison

GPS Units Converter vs FlowAnalyzer Viewer

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

Head to head
About

GPS Units Converter

This app converts GPS coordinates between over 4000 geographic and projected systems worldwide. It allows users to select a target system, locate points on a map, and view coordinates in both WGS84 and the target system. Current location can also be translated.

Highlights
  • Converts over 4000 coordinate systems
  • Supports projected and geographic systems
  • Map-based point location
  • Displays WGS84 and target coordinates
  • Uses GPS for current location
  • Saves and exports points to CSV
Features
Read full description

Convert gps coordinates to 4000+ different coordinate systems, both projected and geographic, covering the whole world ( local systems, deprecated systems, almost every system ever used anywhere ). Cassini-Soldner, used in Italy, are implemented too. SUPPORT FOR GAUSS-BOAGA NOT RELIABLE, i'm currently working to fix it Simple to use: Select your target coordinate system and locate point in the map, below you can read coordinates in wgs84 ( map default ) and target coordinate system too ; to locate and translate current position, use GPS button You can save points and then export them in a csv file ( warning: many coordinate systems are valid only in limited geographic zone, you will see dashes if translation is not possible for the current point )

About

FlowAnalyzer Viewer

Features
Read full description

FlowAnalyzer Viewer opens water network models (.inp files) on your iPhone or iPad, runs a hydraulic simulation with the EPANET 2.2 engine, and lets you inspect the results element by element. WHAT YOU CAN DO • Open .inp files from Files, Mail, AirDrop or cloud storage • Run a hydraulic simulation and step through the time periods • See the network on an interactive map: zoom, pan, touch and hold any node to see its data • Read pressure, head, demand, flow, velocity and headloss for junctions, pipes, pumps, tanks, reservoirs and valves • Review hydraulic and time options • Works offline. Your files stay on your device EDIT IN FLOWANALYZER Tap "Edit & simulate in FlowAnalyzer" on the network screen to send the network to FlowAnalyzer (if installed) to edit it. If FlowAnalyzer is not installed, its App Store page opens inside the viewer. The two apps are separate. They use different EPANET engine versions (2.2 and 2.3.5); results may differ. FREE FlowAnalyzer Viewer is free, with no limit on network size. To edit and create networks, there is FlowAnalyzer. PRIVACY No account, no ads, no tracking. The app collects no data. FlowAnalyzer Viewer uses the EPANET 2.2 engine to read and simulate .inp files. It is an independent app, not affiliated with, endorsed by or sponsored by the U.S. Environmental Protection Agency (EPA).

Screenshots

GPS Units Converter1 screens
FlowAnalyzer Viewer4 screens

Verdict

The call

The clearest difference is price: FlowAnalyzer Viewer at Free against GPS Units Converter's $0.99. GPS Units Converter's advantage is iOS requirement (11.0 vs 15.0). On update cadence, ads, in-app purchases 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

FlowAnalyzer Viewer is free to download; GPS Units Converter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

GPS Units Converter ships an update every 4 months, FlowAnalyzer Viewer every 2 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
GPS Units Converter versus FlowAnalyzer Viewer: the parameters behind the verdict, then further details
ParameterGPS Units ConverterFlowAnalyzer Viewer
Price$0.99Free — better
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size44 MB1 MB
Age rating4+4+
Developer3B Soft srlsTransparent Blue Water LLC

In-app purchases

None

GPS Units Converter

No in-app purchases

None

FlowAnalyzer Viewer

No in-app purchases

Questions

Is GPS Units Converter free?
GPS Units Converter costs $0.99, with no in-app purchases.
Is FlowAnalyzer Viewer free?
FlowAnalyzer Viewer is free to download, with no in-app purchases.
Do GPS Units Converter or FlowAnalyzer Viewer have ads?
Neither GPS Units Converter nor FlowAnalyzer Viewer shows ads.
Which is updated more often, GPS Units Converter or FlowAnalyzer Viewer?
GPS Units Converter ships an update every 4 months, and FlowAnalyzer Viewer every 2 months. Most recently, GPS Units Converter was updated on November 1, 2026 and FlowAnalyzer Viewer on October 30, 2026.

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