Comparison

Eos Tools Pro vs GRTech Beacon 4.0/5.0 NTRIP

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

Head to head
About

Eos Tools Pro

This utility app provides advanced GNSS information for high-precision receivers, crucial for GIS and surveying. It includes an NTRIP client for corrections, user-configurable alarms, and background operation with mapping software.

Highlights
  • Advanced GNSS information (RMS, PDOP, differential status)
  • Built-in NTRIP client for RTK/DGNSS corrections
  • User-configurable audible alarms
  • Background operation with mapping software
  • Satellite view for multiple constellations
  • Orthometric Height and Position Shift computation
Features
Read full description

Eos Tools Pro is a monitoring utility for the Arrow and Skadi series high precision GNSS receivers from Eos Positioning Systems. It provides advanced GNSS information such as RMS values, PDOP, differential status, satellites tracked and used, that are critical for submeter and centimeter GIS and surveying data collection. The app features a built-in end trip client to access RTK or DGNSS corrections from an RTK network. Eos Tools Pro also allows audible user configurable alarms and runs in the background of your mapping surveying software. Features: - Built-in NTRIP client to connect to an RTK Network - Displays GNSS and Tilt Compensation accuracy with quality control information - Select the Skadi Smart Handle mode: Extensible Virtual Range Pole™ or Invisible Range Pole™ - Satellite view for all constellations in use (GPS, GLONASS, BeiDou, QZSS and IRNSS) - User configurable alarms - Orthometric Height (Geoid models for vertical datum) - Compute and apply Position Shifts to accommodate different - Laser Offset Mapping for Esri ArcGIS® Field Maps - Locate and map underground utility assets directly in ArcGIS Field Maps - Terminal emulator to send configuration commands to the receiver - HTML5 built-in browser Disclaimer: "Continued use of Eos Tools Pro running in the background and connected to the GPS/GNSS receiver can dramatically decrease the battery life of your Apple device." Technical Support: For technical support, questions, feedback or bug reporting, please contact support@eos-gnss.com.

About

GRTech Beacon 4.0/5.0 NTRIP

This client app provides RTK corrections to compatible GPS receivers. It is designed for exclusive use with GRTech Beacon 4.0/5.0 devices. Be aware that continuous GPS use in the background can significantly impact battery life.

Highlights
  • RTK correction delivery
  • Compatible with GRTech Beacon 4.0/5.0
  • Background GPS usage management
  • Designed for GPS receivers
Read full description

GRTech Beacon 4.0/5.0 NTRIP Client is designed to deliver RTK corrections to GPS receivers capable of receiving them. This app is intended to be used exclusively with the GRTech Beacon 4.0/5.0 family of devices. Continued use of GPS running in the background can dramatically decrease battery life. Background GPS usage will end when you stop the data stream or the Beacon is no longer connected.

Screenshots

Eos Tools Pro4 screens
GRTech Beacon 4.0/5.0 NTRIP3 screens

Verdict

The call

The clearest difference is rating: GRTech Beacon 4.0/5.0 NTRIP at 5.0 against Eos Tools Pro's 4.6. GRTech Beacon 4.0/5.0 NTRIP also leads on iOS requirement (15.6 vs 17.0). Eos Tools Pro's advantage is update cadence (every 2 months vs every 9 months) and ratings volume (9 vs 1). On price, ads, in-app purchases and monetization model 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

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

ReceptionRating · Positive reviews · Number of ratings

GRTech Beacon 4.0/5.0 NTRIP holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Eos Tools Pro has 9 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Eos Tools Pro ships an update every 2 months, GRTech Beacon 4.0/5.0 NTRIP every 9 months. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

Scorecard4 real differences · 6 level
Eos Tools Pro versus GRTech Beacon 4.0/5.0 NTRIP: the parameters behind the verdict, then further details
ParameterEos Tools ProGRTech Beacon 4.0/5.0 NTRIP
PriceFreeFree
Rating4.6 (9 ratings)5.0 (1 ratings) — better
Positive reviews37.5% of reviews—
Number of ratings9 — better1
Update frequencyEvery 2 months — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.6 — better
Further details — not scored
Size36 MB5 MB
Age rating17+4+
DeveloperEos Positioning SystemsGlacial Ridge Technologies

Customer experience

Eos Tools Pro

All ratings9 ratings
Positive88.9%
Neutral11.1%
Negative0.0%
Written reviews8 reviews
Positive37.5%
Neutral12.5%
Negative50.0%

GRTech Beacon 4.0/5.0 NTRIP

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Eos Tools Pro

No in-app purchases

None

GRTech Beacon 4.0/5.0 NTRIP

No in-app purchases

Questions

Is Eos Tools Pro free?
Eos Tools Pro is free to download, with no in-app purchases.
Is GRTech Beacon 4.0/5.0 NTRIP free?
GRTech Beacon 4.0/5.0 NTRIP is free to download, with no in-app purchases.
Which has better reviews, Eos Tools Pro or GRTech Beacon 4.0/5.0 NTRIP?
GRTech Beacon 4.0/5.0 NTRIP is rated higher. Eos Tools Pro averages 4.6 out of 5 from 9 ratings, while GRTech Beacon 4.0/5.0 NTRIP averages 5.0 from 1 ratings.
Do Eos Tools Pro or GRTech Beacon 4.0/5.0 NTRIP have ads?
Neither Eos Tools Pro nor GRTech Beacon 4.0/5.0 NTRIP shows ads.
Which is updated more often, Eos Tools Pro or GRTech Beacon 4.0/5.0 NTRIP?
Eos Tools Pro ships an update every 2 months, and GRTech Beacon 4.0/5.0 NTRIP every 9 months. Most recently, Eos Tools Pro was updated on October 6, 2026 and GRTech Beacon 4.0/5.0 NTRIP on September 29, 2026.

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