Netzero for Powerwall vs Wave Spa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Netzero for Powerwall
Automate your home energy system to maximize savings and monitor your Powerwall's health. Integrate with utility providers for dynamic pricing and receive alerts for solar or battery issues. Gain insights into energy production and use your device as a home energy dashboard.
- Powerwall automation and scheduling
- Utility tariff integration
- Solar production monitoring
- Powerwall health alerts
- Home energy dashboard
- Advanced diagnostics
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Increase savings with Powerwall automation and utility integrations. Connect your energy devices, monitor Powerwall health, and detect solar issues early. Advanced features require a subscription after a 30-day free trial. - Take charge of your Powerwall. Schedule charging, discharging, and backup settings. Export stored energy to the grid when export prices are highest, or before a period of cheap or free electricity. Prevent unnecessary discharge during EV charging and improve efficiency. Automate your home energy with device integrations. - Connect your EV charger, EV, and heating/cooling devices. Pre-heat or pre-cool your home when electricity is cheap, or pause EV charging and heating/cooling during outages. Supports 500+ devices across 50+ brands. - Octopus Energy users benefit from automatic Powerwall charging during Intelligent Octopus Go sessions. Supports Agile Octopus, Tibber, Amber Electric, ComEd Hourly Pricing, and Ameren Power Smart Pricing. Netzero configures Powerwall with live pricing to help cut your bills. - Receive automatic alerts for solar or battery issues. Track Powerwall capacity and degradation to stay within warranty limits. - Get daily, monthly, and yearly production estimates. Spot solar performance issues early. Use the app on your tablet or phone as an always-on home energy dashboard. - Download detailed data, view string-level solar performance, access weather data and developer tools, and enjoy ongoing feature updates. Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Wave Spa
Manage your Wi-Fi enabled hot tub remotely. Schedule heating, set up maintenance routines, and optimize energy usage by maintaining idle temperatures. Enjoy a perfectly prepared spa experience anytime, anywhere.
- Remote Wi-Fi spa management
- Heating and maintenance scheduling
- Energy saving idle temperature
- Customizable heating programs
- Seamless integration with Wi-Fi spas
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Revolutionise your hot tub experience with our spa management app! Control your Wi-Fi enabled spa from anywhere with easy scheduling for heating and maintenance. Compatible with IOS 12.3 (or later) and operating seamlessly on 2.4GHz bandwidth for extended range, the app allows you to program the heater, create maintenance schedules to fit your routine, and save energy by maintaining an idle water temperature during non-use. Enjoy the ultimate spa experience as you program the heater to turn on automatically, making your relaxation experience just a tap away – no matter where you are!
Screenshots
Verdict
The clearest difference is review sentiment: Netzero for Powerwall at 90% against Wave Spa's 39%. Netzero for Powerwall also leads on rating (4.8 vs 2.0) and update cadence (weekly vs every 3 months). Wave Spa's advantage is in-app purchases (none vs 2) and iOS requirement (12.4 vs 16.4). On price, 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. Netzero for Powerwall sells 2 in-app purchases, starting at $6.99 per month. Wave Spa asks for nothing beyond the download.
Netzero for Powerwall holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Netzero for Powerwall has 763 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 90% of Netzero for Powerwall's written reviews are positive against 39% of Wave Spa's.
Netzero for Powerwall ships an update weekly, Wave Spa every 3 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.
| Parameter | Netzero for Powerwall | Wave Spa |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (763 ratings) — better | 2.0 (8 ratings) |
| Positive reviews | 90.3% of reviews — better | 39.3% of reviews |
| Number of ratings | 763 — better | 8 |
| Update frequency | Weekly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 12.4 — better |
| Further details — not scored | ||
| Size | 60 MB | 50 MB |
| Age rating | 4+ | 17+ |
| Developer | Netzero Labs, Inc | Wave Direct Limited |
Customer experience
Netzero for Powerwall
Wave Spa
Bugs and requests
Netzero for Powerwall
Reported bugs
2 issues- May not be compatible with PW3
- Diagnostic screen stays black
Requested features
2 requests- stop battery charging?
- AND function on the conditionality
Wave Spa
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Netzero for Powerwall
- Netzero Pro - Monthly$6.991 Month
- Netzero Pro - Annual$69.991 Year
Wave Spa
No in-app purchases
Questions
Is Netzero for Powerwall free?
Is Wave Spa free?
Which has better reviews, Netzero for Powerwall or Wave Spa?
Do Netzero for Powerwall or Wave Spa have ads?
Which is updated more often, Netzero for Powerwall or Wave Spa?
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