Comparison

GeoID vs Benchmarks ∆

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

Head to head
About

GeoID

A professional tool for measuring and analyzing geological structures. It features a geological compass, stereographic projection, and instability analysis with wireless data sharing capabilities.

Highlights
  • Geological compass
  • Stereographic projection
  • Instability analysis
  • Wireless data sharing
  • Analysis reports
  • Manual data input
Features
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* Note : This app uses built-in magnetometer, so iPod Touch does not provides direction of structure/device. GeoID is a professional tool for measuring and analyzing geological structures. This application includes geological compass, stereographic projection, instability analysis and wireless data sharing. • Features - The clinometer works with all attitude of the device and enables user to measure any structure - A stability indicator in the clinometer maximizes its accuracy - Provides many options including notation type, measurement interval, avarage calculation, projection type, etc. - Can input data manually using several input methods - Immediate projection and analysis of selected project - Provides stereonet-based slope stability analysis - Supports zooming while plotting/analyzing - Wireless data transferring via Bluetooth and E-mail - Generates analysis reports with stereonet images and sends them by e-mail - Supports all iOS devices Developed by Engineering Geology & GIS Lab., Dept. of Energy Systems Engineering, Seoul National University, South Korea. Prof. Hyeong Dong Park wishes to express thanks to Prof. Edward Keller and other faculty members of the Earth Sciences Department of University of California Santa Barbara for the useful suggestions and discussions on the improvement of GeoID during Prof. Park's academic visit from 2011-2013.

About

Benchmarks ∆

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Easily locate current Survey Benchmarks and Benchmark data: Search by Address, PID, Lat/Lon, or CorsID NDE (NOAA's National Data Exchange) Datasheets and Beta Passive Map OPUS (NOAA's Online Positioning User Service) Datasheets, Shared Solution, and Beta Passive Map NCN (NOAA's CORS Network) Datasheets

Screenshots

GeoID4 screens
Benchmarks ∆3 screens

Verdict

The call

The clearest difference is price: GeoID at $5.99 against Benchmarks ∆'s $9.99. GeoID also leads on iOS requirement (7.1 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

GeoID costs $5.99 and Benchmarks ∆ $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

GeoID ships an update every 6 weeks, Benchmarks ∆ monthly. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

Scorecard2 real differences · 8 level
GeoID versus Benchmarks ∆: the parameters behind the verdict, then further details
ParameterGeoIDBenchmarks ∆
Price$5.99 — better$9.99
Rating5.0 (3 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 weeksMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.1 — better15.0
Further details — not scored
Size6 MB11 MB
Age rating4+17+
DeveloperSang Ho LeeMatthew DiGirolamo

In-app purchases

None

GeoID

No in-app purchases

None

Benchmarks ∆

No in-app purchases

Questions

Is GeoID free?
GeoID costs $5.99, with no in-app purchases.
Is Benchmarks ∆ free?
Benchmarks ∆ costs $9.99, with no in-app purchases.
Do GeoID or Benchmarks ∆ have ads?
Neither GeoID nor Benchmarks ∆ shows ads.
Which is updated more often, GeoID or Benchmarks ∆?
GeoID ships an update every 6 weeks, and Benchmarks ∆ monthly. Most recently, GeoID was updated on September 25, 2026 and Benchmarks ∆ on September 24, 2026.

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