# MultiChat AI vs DeepSync

The clearest difference is in-app purchases: DeepSync at none against MultiChat AI's 1. DeepSync also leads on update cadence (every 5 months vs every 17 months). MultiChat AI's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. MultiChat AI sells 1 in-app purchase, starting at $12.99 per month. DeepSync asks for nothing beyond the download.

MultiChat AI ships an update every 17 months, DeepSync every 5 months. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | MultiChat AI | DeepSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/deepsync-multi-ai-assistant/id6760448998/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Every 5 months** |
| Monetization | — | Ad-supported |
| Size | 63 MB | 37 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Fardosa Ahmed](https://appshunter.io/developer/1802568843) | [HOYONG NA](https://appshunter.io/developer/1745515994) |

## What reviewers say

### MultiChat AI

[App page](https://appshunter.io/ios/app/multichat-ai/id6745743618)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan | $12.99 | per month |


### DeepSync

[App page](https://appshunter.io/ios/app/deepsync-multi-ai-assistant/id6760448998)

This app uses multiple AI models to debate and synthesize answers to your questions, providing a more accurate and reliable response. It offers real-time transparency into the AI's thought process and applies advanced text intelligence for optimized output.

**Highlights:** Multi-agent AI synthesis, Fact-checking by consensus, Real-time agent panel, Advanced text intelligence, Chat history and sessions

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

**In-app purchases:** none


## Frequently asked questions

### Is MultiChat AI free?

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

### Is DeepSync free?

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

### Do MultiChat AI or DeepSync have ads?

DeepSync shows ads; MultiChat AI does not.

### Which is updated more often, MultiChat AI or DeepSync?

MultiChat AI ships an update every 17 months, and DeepSync every 5 months. Most recently, MultiChat AI was updated on October 17, 2026 and DeepSync on October 19, 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.*