GP NOVA gas detector vs Jar Tech
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GP NOVA gas detector
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Mobile App with Bluetooth Communication With help of the Geopal App and Bluetooth wireless technology, real-time reading, configuring, and sending data via mobile devices are available. Reduces maintenance time, effort, and cost. Quick and easy way of configuring, monitoring, maintaining. • CONFIGURING allows authorized users to calibrate sensors, set alarms thresholds and analog output, setup communication • MONITORING allows users to get the real-time status of a gas detection system i.e. real-time reading of system voltages and currents, calibration parameters, inside temperature, thresholds settings, input/output settings • LOGGER provides users with the event log and data log. The current system information and the logs sending via email or other apps are available as well.
Jar Tech
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JAR Technician App - Your mobile solution for field service management. Download our app to configure your devices, either by scanning in the barcode or via search (both imei + site name).
Screenshots
Verdict
The clearest difference is update cadence: Jar Tech at monthly against GP NOVA gas detector'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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GP NOVA gas detector ships an update every 27 months, Jar Tech monthly. The most recent releases landed on October 4, 2026 and September 19, 2026 respectively.
| Parameter | GP NOVA gas detector | Jar Tech |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 27 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.2 | 13.4 — better |
| Further details — not scored | ||
| Size | 65 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Geopal | JAR Tracking Limited |
In-app purchases
GP NOVA gas detector
No in-app purchases
Jar Tech
No in-app purchases
Questions
Is GP NOVA gas detector free?
Is Jar Tech free?
Do GP NOVA gas detector or Jar Tech have ads?
Which is updated more often, GP NOVA gas detector or Jar Tech?
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