# AI PEN Pro vs Zonic

AI PEN Pro and Zonic 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.

AI PEN Pro ships an update every 11 days, Zonic fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI PEN Pro | Zonic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Size | 93 MB | 125 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [伟才 韦](https://appshunter.io/developer/1638023194) | [东莞市赞歌声学科技有限公司](https://appshunter.io/developer/1887183247) |

## What reviewers say

### AI PEN Pro

[App page](https://appshunter.io/ios/app/ai-pen-pro/id6745867900)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zonic

[App page](https://appshunter.io/ios/app/zonic/id6760993440)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI PEN Pro free?

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

### Is Zonic free?

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

### Do AI PEN Pro or Zonic have ads?

Neither AI PEN Pro nor Zonic shows ads.

### Which is updated more often, AI PEN Pro or Zonic?

AI PEN Pro ships an update every 11 days, and Zonic fortnightly. Most recently, AI PEN Pro was updated on October 30, 2026 and Zonic on October 31, 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.*