# OnlyCat vs evcc.io

The clearest difference is ads: evcc.io at none against OnlyCat's shown. evcc.io also leads on monetization model (free vs ad-supported). On price, rating, review sentiment and ratings volume 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 OnlyCat against 5.0 for evcc.io. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 91% and 91% positive.

OnlyCat ships an update every 3 months, evcc.io every 2 months. The most recent releases landed on September 8, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | OnlyCat | evcc.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/onlycat-smart-cat-flap/id6476429489/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/evccio/id6478510176/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 90.9% of reviews | 90.9% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 61 MB | 46 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [VirtualV Trading Ltd](https://appshunter.io/developer/1726680557) | [Michael Geers](https://appshunter.io/developer/1732866325) |

## What reviewers say

### OnlyCat

[App page](https://appshunter.io/ios/app/onlycat-smart-cat-flap/id6476429489)

This advanced cat flap uses AI to detect and prevent prey from entering your home. It offers selective access control for each pet, real-time notifications, and allows for timed curfews. Manage multiple cats and track their activities with personalized profiles and video highlights.

**Highlights:** AI prey detection, Selective access control, Smart notifications, Multi-cat management, Timed curfews, Activity tracking, Personalized cat profiles

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is OnlyCat free?

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

### Is evcc.io free?

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

### Which has better reviews, OnlyCat or evcc.io?

OnlyCat and evcc.io are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

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

OnlyCat shows ads; evcc.io does not.

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

OnlyCat ships an update every 3 months, and evcc.io every 2 months. Most recently, OnlyCat was updated on September 8, 2026 and evcc.io on September 6, 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.*