# Yukonstruct vs Stella33

The clearest difference is iOS requirement: Yukonstruct at 12.4 against Stella33's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 20, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Yukonstruct | Stella33 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 20 MB | 28 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yukonstruct Society](https://appshunter.io/developer/1557630939) | [Stella33 s.r.l.](https://appshunter.io/developer/1840454395) |

## What reviewers say

### Yukonstruct

[App page](https://appshunter.io/ios/app/yukonstruct/id1557630937)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stella33

[App page](https://appshunter.io/ios/app/stella33/id6752664217)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yukonstruct free?

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

### Is Stella33 free?

Stella33 is free to download, with no in-app purchases.

### Do Yukonstruct or Stella33 have ads?

Neither Yukonstruct nor Stella33 shows ads.

### Which is updated more often, Yukonstruct or Stella33?

Yukonstruct ships an update every 3 months, and Stella33 every 3 months. Most recently, Yukonstruct was updated on September 20, 2026 and Stella33 on September 15, 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.*