# Zen Logic Pro vs WORLDSTACK

The clearest difference is ads: Zen Logic Pro at none against WORLDSTACK's shown. On price, update cadence, 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.

Zen Logic Pro ships an update every 3 weeks, WORLDSTACK every 2 weeks. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Zen Logic Pro | WORLDSTACK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 271 MB | 39 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [老三 刘](https://appshunter.io/developer/6783382679) | [MEHMET FATIH AKARCA](https://appshunter.io/developer/6781705107) |

## What reviewers say

### Zen Logic Pro

[App page](https://appshunter.io/ios/app/zen-logic-pro/id6787879971)

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

**In-app purchases:** none


### WORLDSTACK

[App page](https://appshunter.io/ios/app/worldstack-the-last-star/id6797546809)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zen Logic Pro free?

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

### Is WORLDSTACK free?

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

### Do Zen Logic Pro or WORLDSTACK have ads?

WORLDSTACK shows ads; Zen Logic Pro does not.

### Which is updated more often, Zen Logic Pro or WORLDSTACK?

Zen Logic Pro ships an update every 3 weeks, and WORLDSTACK every 2 weeks. Most recently, Zen Logic Pro was updated on October 6, 2026 and WORLDSTACK on September 29, 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.*