# Construction Expert A1 PRO vs Bimbit

The clearest difference is in-app purchases: Bimbit at none against Construction Expert A1 PRO's 3. Bimbit also leads on update cadence (daily vs fortnightly). On price, ads, device support 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. Bimbit asks for nothing beyond the download.

Construction Expert A1 PRO ships an update fortnightly, Bimbit daily. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Construction Expert A1 PRO | Bimbit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/construction-expert-a1-pro/id6757102187/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 259 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Binary And Bricks Pvt Ltd](https://appshunter.io/developer/1587170688) | [Owlio Inc](https://appshunter.io/developer/1448043412) |

## 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 | $14.99 | per year |
| Construction Expert Lifetime Access | $24.99 | one-time |


### Bimbit

[App page](https://appshunter.io/ios/app/bimbit/id6809234742)

**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 Bimbit free?

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

### Do Construction Expert A1 PRO or Bimbit have ads?

Neither Construction Expert A1 PRO nor Bimbit shows ads.

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

Construction Expert A1 PRO ships an update fortnightly, and Bimbit daily. Most recently, Construction Expert A1 PRO was updated on October 15, 2026 and Bimbit on October 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.*