# evcc.io vs SleepWarning

The clearest difference is in-app purchases: evcc.io at none against SleepWarning's 1. SleepWarning's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SleepWarning sells 1 one-off in-app purchase. evcc.io asks for nothing beyond the download.

evcc.io ships an update every 2 months, SleepWarning every 4 days. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | evcc.io | SleepWarning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/evccio/id6478510176/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 46 MB | 7 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Michael Geers](https://appshunter.io/developer/1732866325) | [Tilo Greiner](https://appshunter.io/developer/1740838965) |

## What reviewers say

### evcc.io

[App page](https://appshunter.io/ios/app/evccio/id6478510176)

Control your home's electric vehicle charging based on solar energy availability or off-peak electricity rates. This app provides remote access to your local evcc server for seamless integration with your EV charger and compatible solar or battery systems.

**Highlights:** Automatic evcc server detection, Interaction with evcc UI, Demo instance for testing, Light/Dark mode, Supports various EV chargers, Integrates with smart plugs and battery systems

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

**In-app purchases:** none


### SleepWarning

[App page](https://appshunter.io/ios/app/sleepwarning/id6758070039)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SleepWarning | $1.99 | one-time |


## Frequently asked questions

### Is evcc.io free?

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

### Is SleepWarning free?

SleepWarning is free to download, with in-app purchases available.

### Do evcc.io or SleepWarning have ads?

Neither evcc.io nor SleepWarning shows ads.

### Which is updated more often, evcc.io or SleepWarning?

evcc.io ships an update every 2 months, and SleepWarning every 4 days. Most recently, evcc.io was updated on October 7, 2026 and SleepWarning on October 4, 2026.

---

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