# SundialEV vs ampee

The clearest difference is ratings volume: SundialEV at 11 against ampee's 3. On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for SundialEV against 5.0 for ampee. Both are backed by a comparable volume of ratings — 11 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

SundialEV ships an update every 6 days, ampee every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | SundialEV | ampee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (11 ratings)](https://appshunter.io/ios/app/sundialev/id6782257870/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/ampee-smart-ev-charging/id6787160832/reviews) |
| Number of ratings | **11** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 42 MB | 55 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [AppAhead](https://appshunter.io/developer/379575025) | [Ampee LLC](https://appshunter.io/developer/6787160834) |

## What reviewers say

### SundialEV

[App page](https://appshunter.io/ios/app/sundialev/id6782257870)

This app intelligently directs surplus solar energy to charge your electric vehicle instead of sending it back to the grid. It helps users save money by avoiding high electricity buy-back rates and utilizing cheaper off-peak charging times. The system is designed for a set-and-forget experience, integrating with existing EV and solar hardware.

**Highlights:** Charges EV with surplus solar, Avoids grid export for low rates, Set charging floor and battery reserve, Works with all Tesla models, Coordinates with Powerwall, Utilizes off-peak charging

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### ampee

[App page](https://appshunter.io/ios/app/ampee-smart-ev-charging/id6787160832)

This app intelligently charges your electric vehicle using your home's solar power. It automatically adjusts charging speed to match surplus solar energy, ensuring your car uses your own sunshine instead of grid power.

**Highlights:** Automatic solar charging, Real-time surplus matching, Vehicle and solar system integration, Departure and boost charging, Home battery priority, Live dashboard and history, In-app assistant

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SundialEV free?

SundialEV is free to download, with no in-app purchases.

### Is ampee free?

ampee is free to download, with no in-app purchases.

### Which has better reviews, SundialEV or ampee?

SundialEV and ampee are both rated 5.0 out of 5 on the App Store, from 11 and 3 ratings respectively.

### Do SundialEV or ampee have ads?

Neither SundialEV nor ampee shows ads.

### Which is updated more often, SundialEV or ampee?

SundialEV ships an update every 6 days, and ampee every 2 weeks. Most recently, SundialEV was updated on October 24, 2026 and ampee on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*