128+ iOS apps curated and reviewed
Out of 128+ kilowatt apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | Jul 2026 |
| 2 |  | Free | 4.8★ (44) | No | No | Jul 2026 |
| 3 |  | Free | 4.7★ (273) | No | No | May 2026 |
| 4 |  | Free | 4.0★ (1) | Yes | No | Jul 2026 |
| 5 |  | Free | 4.6★ (570) | Yes | Yes | Jul 2026 |
| 6 |  | $2.99 | 4.4★ (18) | No | No | Jul 2026 |
| 7 |  | Free | 4.1★ (9) | No | Yes | Jul 2026 |
| 8 |  | Free | 4.3★ (48) | No | No | Jul 2026 |
Manage your electricity consumption at home or work with this app. It's tailored to Cuba's electricity company rates and includes consumption estimates, a currency converter, and support for multiple meters. Save money by understanding your usage.
Manage and track your home's electric meter readings. Monitor daily kWh consumption and calculate average expenses with a built-in calculator. Keep a close eye on your household's energy usage.
This platform offers comprehensive information and tools for electric vehicle owners in Hong Kong. It features a charging station map, EV coupons, community forums, and detailed EV and parking intelligence. Users can also manage charging expenses and access exclusive owner discounts.
This comprehensive tool offers over 60 calculators and 16 converters for electrical engineering, wiring, and circuit analysis. It supports engineers, electricians, students, and hobbyists with calculations ranging from basic Ohm's Law to complex RLC circuits and power conversions.
Estimate electric car charging times accurately by selecting your vehicle, charger, and desired battery percentage. Get notifications when your goal is reached and view estimated range. Supports custom vehicles and chargers.
Optimize your solar energy usage with accurate forecasts for the next 7 days. Plan appliance use based on predicted production and weather to reduce consumption and lower your energy bills. Get personalized insights by entering your solar panel details.
This platform connects electric vehicle chargers in Hong Kong and Macau. It offers free membership for EV charging, charger reservations, and finding nearby available chargers. The app provides a stable charging experience with ongoing improvements based on user feedback.
Engage in a series of fun games to unlock cards and build your virtual house and background. Learn about energy conservation, safety, and products while playing. This app is designed to complement an in-school energy education program.
Easily convert between 76 measurement units across eight common types, including length, weight, temperature, and volume. Features a built-in calculator and optional currency conversion with daily exchange rate updates.
Monitor and control your smart charging station with real-time data on voltage, amperage, and power. Schedule charging sessions, adjust settings, and track energy consumption to optimize costs and vehicle battery health.
Easily convert between various units for distance, area, volume, weight, speed, temperature, and more. Supports conversions between different regional systems like Europe, the US, and the UK.
Calculate the cost of running electrical devices over time. This simple tool helps you understand your energy consumption expenses.
Estimate your annual electricity costs easily. Input power consumption, energy price, and usage time to get precise daily and annual cost calculations. Discover potential savings by switching to more efficient appliances.
Manage your electricity usage and electric vehicle charging. Monitor daily expenses, view hourly spot prices, and optimize charging for the cheapest electricity rates. Seamlessly switch providers and track all charging costs.
Monitor your home energy usage remotely and view real-time renewable energy contributions. See how wind and solar power an island community and reduce diesel reliance. Get notifications on energy status and project news.
Monitor your energy consumption across multiple meters in Pakistan. Track daily and monthly usage, stay informed about load shedding schedules, and receive alerts for exceeding consumption thresholds. Manage electricity bills and automate power sector service requests.
Monitor live electricity prices in your region and understand the energy sources powering your consumption. Stay informed about your energy usage and production.