# Smart Docx Toolkit vs US Calendar

The clearest difference is in-app purchases: US Calendar at none against Smart Docx Toolkit's 2. US Calendar also leads on update cadence (every 2 weeks vs every 2 months). Smart Docx Toolkit's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Smart Docx Toolkit sells 2 in-app purchases, starting at $3.99 per month. US Calendar asks for nothing beyond the download.

Smart Docx Toolkit ships an update every 2 months, US Calendar every 2 weeks. The most recent releases landed on October 25, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Smart Docx Toolkit | US Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 64 MB | 24 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quang Tran](https://appshunter.io/developer/1825037324) | [Poornima Arachchige](https://appshunter.io/developer/6789403973) |

## What reviewers say

### Smart Docx Toolkit

[App page](https://appshunter.io/ios/app/smart-docx-toolkit/id6749621195)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Yearly | $39.99 | per year |


### US Calendar

[App page](https://appshunter.io/ios/app/us-calendar/id6789895511)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Docx Toolkit free?

Smart Docx Toolkit is free to download, with in-app purchases available.

### Is US Calendar free?

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

### Do Smart Docx Toolkit or US Calendar have ads?

Both Smart Docx Toolkit and US Calendar show ads.

### Which is updated more often, Smart Docx Toolkit or US Calendar?

Smart Docx Toolkit ships an update every 2 months, and US Calendar every 2 weeks. Most recently, Smart Docx Toolkit was updated on October 25, 2026 and US Calendar on October 13, 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.*