# Solair AI vs DeepSync

The clearest difference is review sentiment: Solair AI at 81% against DeepSync's 0%. Solair AI also leads on rating (4.4 vs 1.0) and ads (none vs shown). DeepSync's advantage is in-app purchases (none vs 3) and iOS requirement (15.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Solair AI sells 3 one-off in-app purchases. DeepSync asks for nothing beyond the download.

Solair AI holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: Solair AI has 41 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 81% of Solair AI's written reviews are positive against 0% of DeepSync's.

Solair AI ships an update weekly, DeepSync every 5 months. The most recent releases landed on November 13, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Solair AI | DeepSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (41 ratings)](https://appshunter.io/ios/app/solair-ai/id6758450823/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/deepsync-multi-ai-assistant/id6760448998/reviews) |
| Number of ratings | **41** | 1 |
| Positive reviews | **81.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 5 months |
| Monetization | **Free** | Ad-supported |
| Size | 123 MB | 37 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Simon Majar](https://appshunter.io/developer/1866135449) | [HOYONG NA](https://appshunter.io/developer/1745515994) |

## What reviewers say

### Solair AI

[App page](https://appshunter.io/ios/app/solair-ai/id6758450823)

This app provides powerful AI capabilities directly on your device, ensuring complete privacy for your conversations, health data, and documents. It offers various AI models for different tasks, including image analysis and document summarization, with optional web search for up-to-date information.

**Highlights:** 100% On-Device AI Processing, Auto Mode for Task-Specific Models, Complete Privacy and No Data Collection, Health Intelligence with Apple Health Integration, Voice Mode for Spoken Conversations, Personal Memory and Document Analysis, Multiple AI Models and Vision Capabilities

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee tip | $3.99 | one-time |
| Pizza | $9.99 | one-time |
| Thank you | $19.99 | one-time |


### 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 Solair AI free?

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

### Is DeepSync free?

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

### Which has better reviews, Solair AI or DeepSync?

Solair AI is rated higher. Solair AI averages 4.4 out of 5 from 41 ratings, while DeepSync averages 1.0 from 1 ratings.

### Do Solair AI or DeepSync have ads?

DeepSync shows ads; Solair AI does not.

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

Solair AI ships an update weekly, and DeepSync every 5 months. Most recently, Solair AI was updated on November 13, 2026 and DeepSync on November 2, 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.*