NZ Sika vs SolarZero
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
NZ Sika
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The Central North Island Sika Foundation app allows hunters to submit data on Sika Deer numbers in the Central North Island. This data is used for conservation purposes to better understand and monitor the herd.
SolarZero
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.
- 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
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Get visibility of your solar energy system If youβre a SolarZero customer, our new SolarZero App gives you access to a personalised dashboard where you can monitor and optimise your solar energy system, including: β’ See up-to-date data on how much energy your home is using and generating β’ Get energy status updates showing how much energy youβre importing and exporting from and to the grid β’ Track your carbon savings and footprint β’ Access to your hot water energy saving mode that allows you to save money on your power bill β’ Refer-a-Friend: Share your unique referral code with your friends and family Note - The SolarZero App is available for solar energy systems installed after November, 2018. If your system was installed prior to this date, it wonβt be compatible unless youβve been upgraded since, and youβll need to continue using your MySolarZero dashboard for all your monitoring needs. Unsure? No worries. Contact us on 0800 11 66 55 and one of our friendly energy experts will be happy to help.
Screenshots
Verdict
The clearest difference is update cadence: SolarZero at monthly against NZ Sika's every 2 months. NZ Sika's advantage is iOS requirement (10.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NZ Sika ships an update every 2 months, SolarZero monthly. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.
| Parameter | NZ Sika | SolarZero |
|---|---|---|
| Price | Free | Free |
| Positive reviews | β | 35.7% of reviews |
| Update frequency | Every 2 months | Monthly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | β | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 10.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 58 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Ben Robertson | solarZero Limited |
In-app purchases
NZ Sika
No in-app purchases
SolarZero
No in-app purchases









