# Site Diary vs Construction Calculator A1 Pro

The clearest difference is price: Site Diary at Free against Construction Calculator A1 Pro's $39.99. Site Diary also leads on update cadence (weekly vs monthly) and review sentiment (88% vs 77%). On rating, ads, in-app purchases and device support there is nothing between them.

Site Diary is free to download; Construction Calculator A1 Pro costs $39.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Construction Calculator A1 Pro holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Site Diary has 45 ratings behind it against 7, so its average is the more settled of the two. Written reviews complicate that: 88% of Site Diary's written reviews are positive against 77% of Construction Calculator A1 Pro's, so the app with the better star average is not the one people write more warmly about.

Site Diary ships an update weekly, Construction Calculator A1 Pro monthly. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Site Diary | Construction Calculator A1 Pro |
| --- | --- | --- |
| Price | **Free** | $39.99 |
| Rating | [4.4 (45 ratings)](https://appshunter.io/ios/app/site-diary-construction/id1453370618/reviews) | **[4.6 (7 ratings)](https://appshunter.io/ios/app/construction-calculator-a1-pro/id1587368490/reviews)** |
| Number of ratings | **45** | 7 |
| Positive reviews | **87.5% of reviews** | 76.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | **Ad-supported** | Paid |
| Size | 68 MB | 124 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Script&Go](https://appshunter.io/developer/963715575) | [Binary And Bricks Pvt Ltd](https://appshunter.io/developer/1587170688) |

## What reviewers say

### Site Diary

[App page](https://appshunter.io/ios/app/site-diary-construction/id1453370618)

Streamline construction daily reporting with this app. It replaces paper logs with digital entries, integrates task management, and automatically includes weather data and photos. Supports offline use and various export formats for seamless project tracking.

**Highlights:** Digital daily reports, Integrated task management, Real-time progress monitoring, Automatic local weather reports, Image attachments, Offline support, PDF, Excel, CSV export

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Site Diary free?

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

### Is Construction Calculator A1 Pro free?

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

### Which has better reviews, Site Diary or Construction Calculator A1 Pro?

Construction Calculator A1 Pro is rated higher. Site Diary averages 4.4 out of 5 from 45 ratings, while Construction Calculator A1 Pro averages 4.6 from 7 ratings.

### Do Site Diary or Construction Calculator A1 Pro have ads?

Neither Site Diary nor Construction Calculator A1 Pro shows ads.

### Which is updated more often, Site Diary or Construction Calculator A1 Pro?

Site Diary ships an update weekly, and Construction Calculator A1 Pro monthly. Most recently, Site Diary was updated on September 19, 2026 and Construction Calculator A1 Pro on September 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.*