# Air Demand Analysis vs iStructly

The clearest difference is update cadence: iStructly at daily against Air Demand Analysis's every 3 weeks. Air Demand Analysis's advantage is iOS requirement (15.6 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.

Air Demand Analysis ships an update every 3 weeks, iStructly daily. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Air Demand Analysis | iStructly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Size | 52 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Kaeser Kompressoren SE](https://appshunter.io/developer/1647141870) | [Basel AbuTaleb](https://appshunter.io/developer/1604005525) |

## What reviewers say

### Air Demand Analysis

[App page](https://appshunter.io/ios/app/air-demand-analysis/id6464595229)

**In-app purchases:** none


### iStructly

[App page](https://appshunter.io/ios/app/istructly/id6754259424)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Air Demand Analysis free?

Air Demand Analysis is free to download, with no in-app purchases.

### Is iStructly free?

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

### Do Air Demand Analysis or iStructly have ads?

Neither Air Demand Analysis nor iStructly shows ads.

### Which is updated more often, Air Demand Analysis or iStructly?

Air Demand Analysis ships an update every 3 weeks, and iStructly daily. Most recently, Air Demand Analysis was updated on October 5, 2026 and iStructly on October 7, 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.*