Comparison

GNSS Analyzer vs Pet Kahu

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

Head to head
About

GNSS Analyzer

Record and analyze positioning data from QZSS-supported receivers. View satellite radar, signal strength, and current location on a map. Import logs to review past data and receive disaster management reports.

Highlights
  • Record NMEA positioning data
  • View satellite radar and signal level
  • Display current position on map
  • Import and preview recorded NMEA logs
  • Receive QZSS DC Reports
  • Share NMEA log files via email
Features
Read full description

This application enables you to record positioning data by the Quasi-Zenith Satellite System (QZSS) supported receiver. ●What is GNSS Analyzer? GNSS Analyzer enables you to record positioning data (NMEA log) by the QZSS supported receiver. It is provided satellites radar and signal level (C/N). You can also see the current position on the map. In addition, you can import the recorded NMEA log and display on the radar and the map. Furthermore, you can receive messages of Satellite Report for Disaster and Crisis Management "DC Report" that is known as QZSS services. ※You need QZSS supported receiver that is leased for free in the website below. URL: https://qzss.go.jp/appli-demo/appli01_info.html ●GNSS Analyzer main functions 【NMEA】 ・It shows positioning data as NMEA log by the receiver that are connected to your device (BLE connection). ・You can record output NMEA log in your device. ・Those recorded NMEA log file can be shared by e-mail. 【MapSky】 ・It is provided satellites radar and signal level (C/N). ・You can also see the current position on the map. 【Preview】 ・You can import the recorded NMEA log and display satellites radar, signal level and map position of time that you select. 【DC Report】 ・It shows messages of "DC Report" from QZSS. ・You can select display language (English or Japanese) and filter massages by current location. ●Support version -iOS 26 -iOS 18 -iOS 17 -iOS 16 -iOS 15 -iOS 14

About

Pet Kahu

Features
Read full description

Pet Kahu is your pet’s daily companion for care, health, activities, and memories. Create profiles for your pets, track daily routines like walks and feeding, monitor happiness and activity, and keep important health details organized in one place. Pet Kahu also helps you find pet-friendly places nearby, including parks, vets, stores, and services. With Pet Kahu, you can: Manage pet profiles and care details Track daily walks, feeding, play, grooming, and health visits Keep vaccination, medication, weight, and vet visit records Discover nearby pet-friendly places on the map Save weekly pet moments and photos Share care with co-parents Request bookings with pet service providers Pet Kahu helps pet parents stay organized, connected, and closer to their pets every day.

Screenshots

GNSS Analyzer3 screens
Pet Kahu4 screens

Verdict

The call

The clearest difference is update cadence: Pet Kahu at every 4 days against GNSS Analyzer's every 12 months. On price, 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

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

UpkeepUpdate frequency

GNSS Analyzer ships an update every 12 months, Pet Kahu every 4 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
GNSS Analyzer versus Pet Kahu: the parameters behind the verdict, then further details
ParameterGNSS AnalyzerPet Kahu
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 12 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size24 MB17 MB
Age rating4+4+
DeveloperNEC CorporationAdailton Silva

In-app purchases

None

GNSS Analyzer

No in-app purchases

None

Pet Kahu

No in-app purchases

Questions

Is GNSS Analyzer free?
GNSS Analyzer is free to download, with no in-app purchases.
Is Pet Kahu free?
Pet Kahu is free to download, with no in-app purchases.
Do GNSS Analyzer or Pet Kahu have ads?
Neither GNSS Analyzer nor Pet Kahu shows ads.
Which is updated more often, GNSS Analyzer or Pet Kahu?
GNSS Analyzer ships an update every 12 months, and Pet Kahu every 4 days. Most recently, GNSS Analyzer was updated on November 2, 2026 and Pet Kahu on November 5, 2026.

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