# Onassis Smart vs Polytron EV

The clearest difference is update cadence: Polytron EV at monthly against Onassis Smart's every 19 months. Onassis Smart's advantage is iOS requirement (13.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

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

Onassis Smart ships an update every 19 months, Polytron EV monthly. The most recent releases landed on June 1, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | Onassis Smart | Polytron EV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/onassis-smart/id1560931303/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 64.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Monthly** |
| Monetization | Free | — |
| Size | 234 MB | 58 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [PT. KARYA MEGAH GUNUNGMAS](https://appshunter.io/developer/1560931305) | [PT. HARTONO ISTANA TEKNOLOGI](https://appshunter.io/developer/1685816257) |

## What reviewers say

### Onassis Smart

[App page](https://appshunter.io/ios/app/onassis-smart/id1560931303)

Control and manage smart home devices from Onassis with this user-friendly application. Automate household appliances like lights, locks, and climate control for a more comfortable and efficient living space. Integrate with popular voice assistants for seamless control.

**Highlights:** Control smart home devices, Manage household appliances, Energy usage saving, Voice assistant integration (Google Home, Alexa, Siri), Comprehensive automation system, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Polytron EV

[App page](https://appshunter.io/ios/app/polytron-ev/id6448721169)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Onassis Smart free?

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

### Is Polytron EV free?

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

### Do Onassis Smart or Polytron EV have ads?

Neither Onassis Smart nor Polytron EV shows ads.

### Which is updated more often, Onassis Smart or Polytron EV?

Onassis Smart ships an update every 19 months, and Polytron EV monthly. Most recently, Onassis Smart was updated on June 1, 2026 and Polytron EV on May 18, 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.*