# Circlebrix vs Flight Constructor

The clearest difference is in-app purchases: Flight Constructor at none against Circlebrix's 1. Flight Constructor also leads on update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Circlebrix sells 1 one-off in-app purchase. Flight Constructor asks for nothing beyond the download.

Circlebrix ships an update every 2 months, Flight Constructor every 9 days. The most recent releases landed on September 7, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Circlebrix | Flight Constructor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 93 MB | 166 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ammonite Design Studios Ltd](https://appshunter.io/developer/460176444) | [Playcus Limited](https://appshunter.io/developer/1451803459) |

## What reviewers say

### Circlebrix

[App page](https://appshunter.io/ios/app/circlebrix-falling-bricks/id6470126521)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Flight Constructor

[App page](https://appshunter.io/ios/app/flight-constructor/id6473088092)

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

**In-app purchases:** none


## Frequently asked questions

### Is Circlebrix free?

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

### Is Flight Constructor free?

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

### Do Circlebrix or Flight Constructor have ads?

Both Circlebrix and Flight Constructor show ads.

### Which is updated more often, Circlebrix or Flight Constructor?

Circlebrix ships an update every 2 months, and Flight Constructor every 9 days. Most recently, Circlebrix was updated on September 7, 2026 and Flight Constructor 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.*