Surveyor2 vs Polar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Surveyor2
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Live device states for IoT enabled Quantec systems using surveyor 2
Polar
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The Polar-ESS App uses an API and connects to your Polar-ESS Cloud Monitoring account. The APP provides basic information about your Home Energy Demand, Solar PV Generation, Grid import energy and Battery Usage To view the Privacy Policy and EULA please visit the links provided in the app, or visit https://givenergy.co.uk/website-privacy-policy/ and https://polar-ess.co.uk/terms/ respectively.
Screenshots
Verdict
The clearest difference is in-app purchases: Surveyor2 at none against Polar's 1. On price, update cadence, ads 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. Polar sells 1 in-app purchase, starting at $25.00 per year. Surveyor2 asks for nothing beyond the download.
Surveyor2 ships an update every 2 months, Polar every 5 weeks. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.
| Parameter | Surveyor2 | Polar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 17.4 — better |
| Further details — not scored | ||
| Size | 47 MB | 69 MB |
| Age rating | 4+ | 4+ |
| Developer | C-TEC (Computionics) | GivEnergy Software Limited |
In-app purchases
Surveyor2
No in-app purchases
Polar
- Yearly Subscription1 Year trial$25.001 Year
