# Kukulcan vs Siboo

The clearest difference is price: Kukulcan at Free against Siboo's $1.99. Kukulcan also leads on update cadence (monthly vs every 8 months) and iOS requirement (12.0 vs 15.6). Siboo's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Kukulcan is free to download; Siboo costs $1.99 up front. Kukulcan sells 1 one-off in-app purchase. Siboo asks for nothing beyond the download.

Kukulcan ships an update monthly, Siboo every 8 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Kukulcan | Siboo |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kukulcan/id1547283070/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 333 MB | 743 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Andres Bucher](https://appshunter.io/developer/1477834877) | [David Anthony MARY](https://appshunter.io/developer/1720018855) |

## What reviewers say

### Kukulcan

[App page](https://appshunter.io/ios/app/kukulcan/id1547283070)

Assume the role of a mythical serpent to solve over 70 unique puzzles. Manipulate your body to create pathways and overcome environmental challenges. Restore balance to the human realm and end a devastating drought.

**Highlights:** Unique body-part puzzle mechanics, Over 70 challenging puzzles, Five diverse chapters, Atmospheric world design, Original soundtrack, Unlockable cosmetic skins

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kukulcan Premium | $3.99 | one-time |


### Siboo

[App page](https://appshunter.io/ios/app/siboo-boosh/id6473841498)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kukulcan free?

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

### Is Siboo free?

Siboo costs $1.99, with no in-app purchases.

### Do Kukulcan or Siboo have ads?

Neither Kukulcan nor Siboo shows ads.

### Which is updated more often, Kukulcan or Siboo?

Kukulcan ships an update monthly, and Siboo every 8 months. Most recently, Kukulcan was updated on November 3, 2026 and Siboo on November 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*