# Monitoring vs SolarZero

The clearest difference is review sentiment: Monitoring at 67% against SolarZero's 36%. Monitoring also leads on iOS requirement (15.6 vs 17.0). SolarZero's advantage is update cadence (monthly vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Monitoring ships an update every 3 months, SolarZero monthly. The most recent releases landed on June 11, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Monitoring | SolarZero |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **66.7% of reviews** | 35.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 9 MB | 22 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [New Zealand Computing Solutions](https://appshunter.io/developer/375256667) | [solarZero Limited](https://appshunter.io/developer/1283894275) |

## What reviewers say

### Monitoring

[App page](https://appshunter.io/ios/app/monitoring/id375256664)

Control and monitor your home or business alarm system remotely from your iPhone. View real-time events, manage user access, and receive instant notifications for alarm activations. Includes a mobile panic alarm feature with GPS location sharing.

**Highlights:** Remote alarm system status view, Real-time event logging, User access history, Set/Unset alarm functionality, Multiple system management, Direct communication with monitoring station, Mobile panic alarm with GPS

**In-app purchases:** none


### SolarZero

[App page](https://appshunter.io/ios/app/solarzero/id6504657190)

Monitor and optimize your home's solar energy system with real-time data on energy generation and usage. Track carbon savings, access energy-saving modes, and refer friends to the service.

**Highlights:** Real-time energy generation and usage data, Energy import/export status updates, Carbon savings and footprint tracking, Hot water energy saving mode, Refer-a-Friend program

**In-app purchases:** none


## Frequently asked questions

### Is Monitoring free?

Monitoring is free to download, with no in-app purchases.

### Is SolarZero free?

SolarZero is free to download, with no in-app purchases.

### Do Monitoring or SolarZero have ads?

Neither Monitoring nor SolarZero shows ads.

### Which is updated more often, Monitoring or SolarZero?

Monitoring ships an update every 3 months, and SolarZero monthly. Most recently, Monitoring was updated on June 11, 2026 and SolarZero on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*