# SIMI vs Siaaic

The clearest difference is update cadence: Siaaic at every 9 days against SIMI's every 6 months. 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.

SIMI ships an update every 6 months, Siaaic every 9 days. The most recent releases landed on September 30, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SIMI | Siaaic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Size | 11 MB | 155 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [AntWorks](https://appshunter.io/developer/582664209) | [INFOMED SRL](https://appshunter.io/developer/1708401845) |

## What reviewers say

### SIMI

[App page](https://appshunter.io/ios/app/simi-con/id6677023374)

**Features:** macOS Compatibility

**In-app purchases:** none


### Siaaic

[App page](https://appshunter.io/ios/app/siaaic/id6741202575)

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

**In-app purchases:** none


## Frequently asked questions

### Is SIMI free?

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

### Is Siaaic free?

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

### Do SIMI or Siaaic have ads?

Neither SIMI nor Siaaic shows ads.

### Which is updated more often, SIMI or Siaaic?

SIMI ships an update every 6 months, and Siaaic every 9 days. Most recently, SIMI was updated on September 30, 2026 and Siaaic on October 4, 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.*