# Construction Expert A1 PRO vs Site Se

The clearest difference is in-app purchases: Site Se at none against Construction Expert A1 PRO's 3. Site Se also leads on update cadence (every 4 days vs fortnightly). Construction Expert A1 PRO's advantage is device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Construction Expert A1 PRO sells 3 in-app purchases, starting at $2.99 per month. Site Se asks for nothing beyond the download.

Construction Expert A1 PRO ships an update fortnightly, Site Se every 4 days. The most recent releases landed on November 5, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Construction Expert A1 PRO | Site Se |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/construction-expert-a1-pro/id6757102187/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 48 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Binary And Bricks Pvt Ltd](https://appshunter.io/developer/1587170688) | [Civil Guruji Private Limited](https://appshunter.io/developer/1753272443) |

## What reviewers say

### Construction Expert A1 PRO

[App page](https://appshunter.io/ios/app/construction-expert-a1-pro/id6757102187)

This app is a comprehensive construction calculator designed for professionals. It offers advanced calculations for framing, stair layout, trade-specific needs, and material estimation, replacing the need for expensive hardware calculators.

**Highlights:** Feet-inch-fraction math, Right angle and roof framing, Stair layout calculations, Trade-specific calculators (Electrical, Plumbing, HVAC), Area and volume calculations for 57 shapes, Material estimation tools, Project management and export options

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Construction Expert Monthly Sub | $2.99 | per month |
| Construction Expert Yearly | $24.99 | per year |
| Construction Expert Lifetime Access | $39.99 | one-time |


### Site Se

[App page](https://appshunter.io/ios/app/site-se-construction-app/id6819395781)

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

**In-app purchases:** none


## Frequently asked questions

### Is Construction Expert A1 PRO free?

Construction Expert A1 PRO is free to download, with in-app purchases available.

### Is Site Se free?

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

### Do Construction Expert A1 PRO or Site Se have ads?

Neither Construction Expert A1 PRO nor Site Se shows ads.

### Which is updated more often, Construction Expert A1 PRO or Site Se?

Construction Expert A1 PRO ships an update fortnightly, and Site Se every 4 days. Most recently, Construction Expert A1 PRO was updated on November 5, 2026 and Site Se on October 24, 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.*