# Kai vs SMAC App

The clearest difference is in-app purchases: Kai at none against SMAC App's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SMAC App sells 2 in-app purchases, starting at $40.00 per month. Kai asks for nothing beyond the download.

Kai ships an update every 3 days, SMAC App every 5 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Kai | SMAC App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/kai-ai/id6758148023/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free | — |
| Size | 127 MB | 94 MB |
| Requires iOS | 15.3 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Simon Schubert](https://appshunter.io/developer/1219649975) | [SMAC FOR SMART MOBILIZATION AND CONSULTANCY](https://appshunter.io/developer/6789066790) |

## What reviewers say

### Kai

[App page](https://appshunter.io/ios/app/kai-ai/id6758148023)

This open-source AI companion offers fast, simple, and private chat experiences powered by models like Llama and Gemini. It's designed for quick answers, brainstorming, writing, and learning with a minimalist interface.

**Highlights:** Blazing fast AI responses, Minimalist and intuitive interface, Open-source and transparent code, Choice of AI models (Llama, Gemini), Context-aware multi-turn conversations, Privacy-focused, no user tracking

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

**In-app purchases:** none


### SMAC App

[App page](https://appshunter.io/ios/app/smac-app/id6789066788)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SMAC Pro Monthly | $40.00 | per month |
| SMAC Pro Annual | $400.00 | per year |


## Frequently asked questions

### Is Kai free?

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

### Is SMAC App free?

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

### Do Kai or SMAC App have ads?

Neither Kai nor SMAC App shows ads.

### Which is updated more often, Kai or SMAC App?

Kai ships an update every 3 days, and SMAC App every 5 days. Most recently, Kai was updated on November 3, 2026 and SMAC App on October 31, 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.*