# Kadû Pro vs Cost AI

The clearest difference is in-app purchases: Kadû Pro at none against Cost AI's 3. Kadû Pro also leads on iOS requirement (13.0 vs 15.6). Cost AI's advantage is update cadence (every 3 days vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Cost AI sells 3 in-app purchases, starting at $8.99 per 7 days. Kadû Pro asks for nothing beyond the download.

Kadû Pro ships an update every 7 months, Cost AI every 3 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Kadû Pro | Cost AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (31 ratings)](https://appshunter.io/ios/app/cost-ai-construction-estimate/id6808638746/reviews)** |
| Number of ratings | — | **31** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 94 MB | 149 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Kadu Inc.](https://appshunter.io/developer/1881452021) | [APPNATION YAZILIM HIZMETLERI TICARET ANONIM SIRKETI](https://appshunter.io/developer/1560806519) |

## What reviewers say

### Kadû Pro

[App page](https://appshunter.io/ios/app/kadu-pro/id6760098437)

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

**In-app purchases:** none


### Cost AI

[App page](https://appshunter.io/ios/app/cost-ai-construction-estimate/id6808638746)

Quickly generate professional construction cost estimates from photos or descriptions. AI assists in detailing the scope, and you can track quoted versus actual job costs. Seamlessly convert estimates to invoices with payment collection.

**Highlights:** AI-generated cost estimates, Photo/blueprint/text job input, Editable AI scope with review, Quoted vs. actual cost tracking, Estimate to invoice conversion, In-app payment collection, Project management

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $8.99 | per 7 days |
| Pro Features | $8.99 | per 7 days |
| One Year Premium | $98.99 | per year |


## Frequently asked questions

### Is Kadû Pro free?

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

### Is Cost AI free?

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

### Do Kadû Pro or Cost AI have ads?

Neither Kadû Pro nor Cost AI shows ads.

### Which is updated more often, Kadû Pro or Cost AI?

Kadû Pro ships an update every 7 months, and Cost AI every 3 days. Most recently, Kadû Pro was updated on November 9, 2026 and Cost AI on November 10, 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.*