iGPSGIS II vs GNSS Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iGPSGIS II
Record GPS points, lines, and areas with descriptions. Digitize features on a background map or create points using angles and distances. Organize data in topic layers and easily import/export shapefiles. Ideal for field data collection and productivity in various professional applications.
- Record Points, Lines, and Areas
- Digitize Features on Background Map
- Create Points by Angle/Distance
- View Distances and Areas
- Organize Data in Topic Layers
- Import/Export Shapefiles
- Cloud Storage and FTP/Email Transfer
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A powerful GPS/GIS mapping app to record Points, Lines and Areas with descriptions. When GPS is unavailable, you could digitize Features on top of a background map, or create points by entering angles and distances. View distances and areas on the spot. Record your track. Organize data in Topic layers showing colorful symbols and text labels. Easily import/export shapefiles, send/receive files via ftp or email, and store files in the cloud. Effectively collect data and increase productivity for utilities, natural resources, land management, archeology and other applications. This app can re-orient the CMTINC .pim background map so your direction of motion will point up on the screen while you are moving. Please note: Location data depends on the GPS receiver used. Also, continued use of GPS running in the background can dramatically decrease battery life. iGPSGIS II will let you easily toggle the built-in GPS on or off. This app comes with a built-in help file.
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.
- 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
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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
Screenshots
Verdict
The clearest difference is review sentiment: iGPSGIS II at 67% against GNSS Analyzer's 0%. iGPSGIS II also leads on rating (5.0 vs 1.0) and ratings volume (3 vs 1). GNSS Analyzer's advantage is price (Free vs $44.99). 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
GNSS Analyzer is free to download; iGPSGIS II costs $44.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iGPSGIS II holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 67% of iGPSGIS II's written reviews are positive against 0% of GNSS Analyzer's.
iGPSGIS II ships an update every 7 months, GNSS Analyzer every 12 months. The most recent releases landed on October 19, 2026 and October 3, 2026 respectively.
| Parameter | iGPSGIS II | GNSS Analyzer |
|---|---|---|
| Price | $44.99 | Free — better |
| Rating | 5.0 (3 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 66.7% of reviews — better | 0.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 7 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 9 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | CORVALLIS MICROTECHNOLOGY, INC. | NEC Corporation |
Customer experience
iGPSGIS II
GNSS Analyzer
In-app purchases
iGPSGIS II
No in-app purchases
GNSS Analyzer
No in-app purchases
Questions
Is iGPSGIS II free?
Is GNSS Analyzer free?
Which has better reviews, iGPSGIS II or GNSS Analyzer?
Do iGPSGIS II or GNSS Analyzer have ads?
Which is updated more often, iGPSGIS II or GNSS Analyzer?
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