# Tchonic SmartPDF vs AgentOS

The clearest difference is in-app purchases: Tchonic SmartPDF at none against AgentOS's 2. Tchonic SmartPDF also leads on iOS requirement (15.5 vs 17.0). AgentOS's advantage is ads (none vs shown) and update cadence (weekly vs every 5 months). On price and device support there is nothing between them.

Both are free to download. AgentOS sells 2 in-app purchases, starting at $5.99 per month. Tchonic SmartPDF asks for nothing beyond the download.

Tchonic SmartPDF ships an update every 5 months, AgentOS weekly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Tchonic SmartPDF | AgentOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Weekly** |
| Size | 63 MB | 43 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Murshid Abu madi](https://appshunter.io/developer/1842810827) | [Wang LongWei](https://appshunter.io/developer/1870321205) |

## What reviewers say

### Tchonic SmartPDF

[App page](https://appshunter.io/ios/app/tchonic-smartpdf/id6753644025)

**In-app purchases:** none


### AgentOS

[App page](https://appshunter.io/ios/app/agentos-ai-agent-host/id6759534004)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AgentOS Premium | $5.99 | per month |
| AgentOS Premium — Yearly | $39.99 | per year |


## Frequently asked questions

### Is Tchonic SmartPDF free?

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

### Is AgentOS free?

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

### Do Tchonic SmartPDF or AgentOS have ads?

Tchonic SmartPDF shows ads; AgentOS does not.

### Which is updated more often, Tchonic SmartPDF or AgentOS?

Tchonic SmartPDF ships an update every 5 months, and AgentOS weekly. Most recently, Tchonic SmartPDF was updated on October 20, 2026 and AgentOS on October 24, 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.*