# Synto vs Chatmark

Synto and Chatmark are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Synto ships an update every 3 weeks, Chatmark every 6 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Synto | Chatmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/synto/id6757703408/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 78 MB | 27 MB |
| Requires iOS | 16.4 | **16** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [DJP TECHNOLOGY LTDA](https://appshunter.io/developer/1673757667) | [Taeeun Kim](https://appshunter.io/developer/1580920574) |

## What reviewers say

### Synto

[App page](https://appshunter.io/ios/app/synto/id6757703408)

Access leading AI models for specialized assistance in education, career, business, and personal organization. Engage in natural conversations with AI tailored to your needs, all within a user-friendly interface that prioritizes your data privacy.

**Highlights:** Access multiple advanced AI models, Specialized AI assistants, Natural language conversation, Data privacy and security, User-friendly interface, Free to try

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

**In-app purchases:** none


### Chatmark

[App page](https://appshunter.io/ios/app/chatmark/id6768804618)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Synto free?

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

### Is Chatmark free?

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

### Do Synto or Chatmark have ads?

Neither Synto nor Chatmark shows ads.

### Which is updated more often, Synto or Chatmark?

Synto ships an update every 3 weeks, and Chatmark every 6 weeks. Most recently, Synto was updated on October 25, 2026 and Chatmark on October 18, 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.*