# Construction Calculator A1 vs Reedio

The clearest difference is in-app purchases: Construction Calculator A1 at none against Reedio's 2. Construction Calculator A1 also leads on ratings volume (29 vs 1) and iOS requirement (15.0 vs 17.0). Reedio's advantage is ads (none vs shown) and review sentiment (100% vs 67%). On price and device support there is nothing between them.

Both are free to download. Reedio sells 2 in-app purchases, starting at $2.99 per month. Construction Calculator A1 asks for nothing beyond the download.

Reedio holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Construction Calculator A1 has 29 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of Construction Calculator A1's written reviews are positive against 100% of Reedio's.

Construction Calculator A1 ships an update every 4 weeks, Reedio every 2 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Construction Calculator A1 | Reedio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (29 ratings)](https://appshunter.io/ios/app/construction-calculator-a1/id1589484051/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reedio/id6754535686/reviews)** |
| Number of ratings | **29** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | **Ad-supported** | Freemium |
| Size | 161 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Binary And Bricks Pvt Ltd](https://appshunter.io/developer/1587170688) | [Eugene Ohu](https://appshunter.io/developer/1844487525) |

## What reviewers say

### Construction Calculator A1

[App page](https://appshunter.io/ios/app/construction-calculator-a1/id1589484051)

This app provides specialized calculators for construction professionals, including concrete, rebar, and area/volume calculations. It offers material quantity estimation, unit conversion, and professional features like BOQ export and project organization. Designed for contractors, builders, and engineers on job sites worldwide.

**Highlights:** Concrete material quantity calculation, Rebar bending schedule and weight calculation, Feet-inch arithmetic without decimal conversion, Area and volume calculations for 15+ shapes, Construction-specific unit conversions, Bill of Quantities (BOQ) export to PDF/Excel, Save and organize calculations by project

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

**In-app purchases:** none


### Reedio

[App page](https://appshunter.io/ios/app/reedio/id6754535686)

This app allows users to read, annotate, edit, and organize PDF documents. It offers tools for highlighting, drawing, adding text, and managing pages. Advanced features include redaction, OCR, and measurement capabilities for professional document handling.

**Highlights:** PDF viewing and annotation, Insert images and text boxes, Redact sensitive information, Organize and reorder pages, Fill and sign forms, Scan documents with OCR, Measure distances and areas

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reedio Premium | $2.99 | per month |
| Reedio Premium | $29.99 | per year |


## Frequently asked questions

### Is Construction Calculator A1 free?

Construction Calculator A1 is free to download, with no in-app purchases.

### Is Reedio free?

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

### Which has better reviews, Construction Calculator A1 or Reedio?

Reedio is rated higher. Construction Calculator A1 averages 4.7 out of 5 from 29 ratings, while Reedio averages 5.0 from 1 ratings.

### Do Construction Calculator A1 or Reedio have ads?

Construction Calculator A1 shows ads; Reedio does not.

### Which is updated more often, Construction Calculator A1 or Reedio?

Construction Calculator A1 ships an update every 4 weeks, and Reedio every 2 weeks. Most recently, Construction Calculator A1 was updated on October 27, 2026 and Reedio 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.*