WattDesk vs ampee
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WattDesk
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WattDesk is a smart energy management platform designed for modern energy storage systems. Designed to support end users, installers, distributors, and service partners, WattDesk enables efficient monitoring, management, and operation of complex energy systems from a single interface. The platform provides real-time visibility into system status and energy flows, helping different user roles better understand system performance and respond efficiently. Key capabilities include: • Real-time monitoring of inverters, batteries, grid, and loads • Clear visualization of system data and operational status • Historical data and trends for performance analysis • Remote system access and configuration support • Centralized management for multiple sites and systems Whether you are a system owner managing daily operations, or a professional partner responsible for installation, commissioning, or maintenance, WattDesk helps simplify system management and improve operational efficiency.
ampee
This app automatically charges your electric vehicle using your home's solar power surplus. It intelligently adjusts charging speed to maximize solar energy usage and minimize reliance on grid power. Connect your EV and solar system to start charging with sunshine.
- Automatic solar charging
- Real-time surplus monitoring
- EV and solar system integration
- Departure and battery priority modes
- Live charging dashboard
- Session history and savings tracking
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ampee charges your electric car with your own solar power - automatically. If you have solar panels and an EV, ampee makes sure your car soaks up your surplus sunshine instead of exporting it cheaply to the grid or charging from expensive grid power. It watches your solar production in real time and continuously adjusts your car's charging speed to match the surplus - no manual tweaking, no schedules to babysit. HOW IT WORKS - Connect your vehicle: Tesla, plus Rivian, Polestar, Ford, Volvo, and Lucid - Connect your solar system or energy monitor: Enphase, SolarEdge, Fronius, Solarman, Growatt, Tesla, Sense, or Emporia - Plug in - ampee reads your surplus every 30 seconds and sets the charge rate to use it FEATURES - Solar mode: charge only on excess solar, automatically - Boost, Overnight, and Charge-to-% commands for a quick or full top-up - Departure charging: reach the level you want by the time you leave - Home-battery priority: fill your home battery first, then the car - Charge and battery limits, schedules, and export-limit awareness - Live dashboard of solar, house, car, and available power - Session history and savings: see how much solar you captured - Notifications that explain why charging started, paused, or resumed - "Ask ampee" in-app assistant for instant help ampee is free during beta. Charge on sunshine. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: WattDesk at none against ampee's 10. WattDesk also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement 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. ampee sells 10 in-app purchases, starting at $4.99 per month. WattDesk asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.
| Parameter | WattDesk | ampee |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 121 MB | 55 MB |
| Age rating | 4+ | 17+ |
| Developer | 旭浦能源 | Ampee LLC |
In-app purchases
WattDesk
No in-app purchases
ampee
- ampee Founding 1 car3 Days trial$4.991 Month
- ampee Founding 2 cars3 Days trial$9.991 Month
- 2 cars (monthly)1 Month trial$11.991 Month
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- ampee Founding 3 cars3 Days trial$14.991 Month
- ampee Founding 1 car yr3 Days trial$49.901 Year
- 1 car (yearly)1 Month trial$69.901 Year
- ampee Founding 2 cars yr3 Days trial$99.901 Year
- 2 cars (yearly)1 Month trial$119.991 Year
- ampee Founding 3 cars yr3 Days trial$149.991 Year
- 3 cars (yearly)1 Month trial$169.991 Year









