SolarZero vs Swim Legion
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
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.
Swim Legion
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Swim Legion β Your Personal Swim Training Companion Swim Legion is the ultimate swim training app designed for swimmers of all levels. Whether you are preparing for competitions or simply want to improve your technique and fitness in the pool, Swim Legion gives you the tools to plan, track, and enhance your swimming journey. Key Features: Create and Customise Workouts: Design your own swim workouts or generate random sessions tailored to your swimming level and goals. Plan Your Training: Assign workouts to specific dates to create a personalised swim schedule and stay organised with your training plan. Workout Timer: Stay on track during your sessions with a built-in workout timer, helping you keep pace and measure your effort. Training Log: Keep a detailed record of your past workouts, monitor your progress over time, and stay motivated by seeing your achievements. Profile and Settings: Customise your profile and set key parameters such as swimming level, age, and preferences to make the app truly yours. Swim Legion is perfect for swimmers looking to bring structure to their swim training, stay consistent, and achieve their goals. Join the Swim Legion and make every swim count!
Screenshots
Verdict
The clearest difference is iOS requirement: Swim Legion at 15.0 against SolarZero's 17.0. On price, update cadence, ads and in-app purchases 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.
SolarZero ships an update monthly, Swim Legion every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | SolarZero | Swim Legion |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 35.7% of reviews | β |
| Update frequency | Monthly | Every 3 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 22 MB | 8 MB |
| Age rating | 4+ | 17+ |
| Developer | solarZero Limited | NZ Marketing Group Limited |
In-app purchases
SolarZero
No in-app purchases
Swim Legion
No in-app purchases
Questions
Is SolarZero free?
Is Swim Legion free?
Do SolarZero or Swim Legion have ads?
Which is updated more often, SolarZero or Swim Legion?
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