Comparison

GNSS Analyzer vs ISATRACKING

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
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

ISATRACKING

Features
Read full description

GPS Tracking is a mobile application to manage GPS tracking devices. It requires a Traccar server instance to work. Features * Live Tracking * Custom Info Windows * Playback * Report * Push Notification

Screenshots

GNSS Analyzer3 screens
ISATRACKING4 screens

Verdict

The call

The clearest difference is update cadence: GNSS Analyzer at every 12 months against ISATRACKING's every 27 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, ISATRACKING every 27 months. The most recent releases landed on September 18, 2026 and June 11, 2026 respectively.

Scorecard1 real difference · 9 level
GNSS Analyzer versus ISATRACKING: the parameters behind the verdict, then further details
ParameterGNSS AnalyzerISATRACKING
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 12 months — betterEvery 27 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size24 MB88 MB
Age rating4+4+
DeveloperNEC CorporationTamilarasan Kannan

In-app purchases

None

GNSS Analyzer

No in-app purchases

None

ISATRACKING

No in-app purchases

Questions

Is GNSS Analyzer free?
GNSS Analyzer is free to download, with no in-app purchases.
Is ISATRACKING free?
ISATRACKING is free to download, with no in-app purchases.
Do GNSS Analyzer or ISATRACKING have ads?
Neither GNSS Analyzer nor ISATRACKING shows ads.
Which is updated more often, GNSS Analyzer or ISATRACKING?
GNSS Analyzer ships an update every 12 months, and ISATRACKING every 27 months. Most recently, GNSS Analyzer was updated on September 18, 2026 and ISATRACKING on June 11, 2026.

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