# proSmart vs SionAi

The clearest difference is in-app purchases: proSmart at none against SionAi's 5. SionAi's advantage is update cadence (daily vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SionAi sells 5 in-app purchases, starting at $6.99 per month. proSmart asks for nothing beyond the download.

proSmart ships an update every 4 months, SionAi daily. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | proSmart | SionAi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/prosmart/id1087882546/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free | — |
| Size | 104 MB | 97 MB |
| Requires iOS | **14.2** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pro Smart](https://appshunter.io/developer/1087882545) | [IdeaSynesthesia B.V.](https://appshunter.io/developer/6780067299) |

## What reviewers say

### proSmart

[App page](https://appshunter.io/ios/app/prosmart/id1087882546)

Control and monitor all your home's electrical devices remotely via the internet. Automate appliances, set custom schedules, and optimize energy usage to save up to 30% on electricity bills. Receive real-time status updates and temperature monitoring for a smarter home.

**Highlights:** Remote device control, Customizable schedules, Real-time temperature monitoring, Energy saving optimization, Device status monitoring, Scenario creation

**Features:** macOS Compatibility

**In-app purchases:** none


### SionAi

[App page](https://appshunter.io/ios/app/sionai/id6780067297)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Companion | $6.99 | per month |
| Companion Pro | $12.99 | per month |
| Companion | $62.99 | per year |
| Companion Pro | $116.99 | per year |
| Daily Celebration | $0.99 | one-time |


## Frequently asked questions

### Is proSmart free?

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

### Is SionAi free?

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

### Do proSmart or SionAi have ads?

Neither proSmart nor SionAi shows ads.

### Which is updated more often, proSmart or SionAi?

proSmart ships an update every 4 months, and SionAi daily. Most recently, proSmart was updated on September 29, 2026 and SionAi on October 7, 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.*