# Yukonstruct vs Flex at Mosaic

The clearest difference is update cadence: Yukonstruct at every 3 months against Flex at Mosaic's every 7 months. Yukonstruct also leads on iOS requirement (12.4 vs 17.0). On price, ads, 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.

Yukonstruct ships an update every 3 months, Flex at Mosaic every 7 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Yukonstruct | Flex at Mosaic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 20 MB | 31 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yukonstruct Society](https://appshunter.io/developer/1557630939) | [Jones Lang LaSalle Incorporated](https://appshunter.io/developer/429518140) |

## What reviewers say

### Yukonstruct

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Flex at Mosaic

[App page](https://appshunter.io/ios/app/flex-at-mosaic/id6757492308)

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

**In-app purchases:** none


## Frequently asked questions

### Is Yukonstruct free?

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

### Is Flex at Mosaic free?

Flex at Mosaic is free to download, with no in-app purchases.

### Do Yukonstruct or Flex at Mosaic have ads?

Neither Yukonstruct nor Flex at Mosaic shows ads.

### Which is updated more often, Yukonstruct or Flex at Mosaic?

Yukonstruct ships an update every 3 months, and Flex at Mosaic every 7 months. Most recently, Yukonstruct was updated on October 27, 2026 and Flex at Mosaic on October 28, 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.*