# WordCalc Pro vs 시그노

The clearest difference is ads: 시그노 at none against WordCalc Pro's shown. 시그노 also leads on update cadence (every 4 days vs every 10 days). WordCalc Pro's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

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

WordCalc Pro ships an update every 10 days, 시그노 every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | WordCalc Pro | 시그노 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Every 4 days** |
| Size | 24 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zena Korea, LLC](https://appshunter.io/developer/1891689134) | [Signo Co., Ltd.](https://appshunter.io/developer/1896329422) |

## What reviewers say

### WordCalc Pro

[App page](https://appshunter.io/ios/app/wordcalc-pro/id6761828901)

**Features:** macOS Compatibility

**In-app purchases:** none


### 시그노

[App page](https://appshunter.io/ios/app/ai/id6766830238)

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

**In-app purchases:** none


## Frequently asked questions

### Is WordCalc Pro free?

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

### Is 시그노 free?

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

### Do WordCalc Pro or 시그노 have ads?

WordCalc Pro shows ads; 시그노 does not.

### Which is updated more often, WordCalc Pro or 시그노?

WordCalc Pro ships an update every 10 days, and 시그노 every 4 days. Most recently, WordCalc Pro was updated on October 24, 2026 and 시그노 on October 25, 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.*