# Construction Calculator A1 Pro vs Quick PDF Scanner

The clearest difference is price: Quick PDF Scanner at Free against Construction Calculator A1 Pro's $39.99. Quick PDF Scanner also leads on rating (5.0 vs 4.1) and update cadence (every 2 weeks vs monthly). Construction Calculator A1 Pro's advantage is in-app purchases (none vs 1) and ratings volume (8 vs 1). On ads there is nothing between them.

Quick PDF Scanner is free to download; Construction Calculator A1 Pro costs $39.99 up front. Quick PDF Scanner sells 1 one-off in-app purchase. Construction Calculator A1 Pro asks for nothing beyond the download.

Quick PDF Scanner holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Construction Calculator A1 Pro has 8 ratings behind it against 1, so its average is the more settled of the two.

Construction Calculator A1 Pro ships an update monthly, Quick PDF Scanner every 2 weeks. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Construction Calculator A1 Pro | Quick PDF Scanner |
| --- | --- | --- |
| Price | $39.99 | **Free** |
| Rating | [4.1 (8 ratings)](https://appshunter.io/ios/app/construction-calculator-a1-pro/id1587368490/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/quick-pdf-scanner/id6757770482/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 76.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 126 MB | 19 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Binary And Bricks Pvt Ltd](https://appshunter.io/developer/1587170688) | [Ye Tao](https://appshunter.io/developer/1868859498) |

## What reviewers say

### Construction Calculator A1 Pro

[App page](https://appshunter.io/ios/app/construction-calculator-a1-pro/id1587368490)

This app provides specialized calculators for construction professionals, including concrete, rebar, and area/volume calculations. It helps estimate material quantities, steel tonnage, and perform complex measurements with ease. Users can also generate Bills of Quantities and export reports for clients.

**Highlights:** Concrete quantity estimation, Rebar bending schedule (BBS), Feet-inches calculator, Area and volume calculations, Bill of Quantities (BOQ) export, Project organization and sharing

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

**In-app purchases:** none


### Quick PDF Scanner

[App page](https://appshunter.io/ios/app/quick-pdf-scanner/id6757770482)

Easily scan documents, receipts, and notes using your device's camera. Convert them into clear PDF files and share them effortlessly. Designed for daily use with a simple interface.

**Highlights:** Scan documents with camera, Create PDF files, Save scans locally, Share PDFs, Simple interface, Designed for daily use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Construction Calculator A1 Pro free?

Construction Calculator A1 Pro costs $39.99, with no in-app purchases.

### Is Quick PDF Scanner free?

Quick PDF Scanner is free to download, with in-app purchases available.

### Which has better reviews, Construction Calculator A1 Pro or Quick PDF Scanner?

Quick PDF Scanner is rated higher. Construction Calculator A1 Pro averages 4.1 out of 5 from 8 ratings, while Quick PDF Scanner averages 5.0 from 1 ratings.

### Do Construction Calculator A1 Pro or Quick PDF Scanner have ads?

Neither Construction Calculator A1 Pro nor Quick PDF Scanner shows ads.

### Which is updated more often, Construction Calculator A1 Pro or Quick PDF Scanner?

Construction Calculator A1 Pro ships an update monthly, and Quick PDF Scanner every 2 weeks. Most recently, Construction Calculator A1 Pro was updated on October 15, 2026 and Quick PDF Scanner on October 8, 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.*