# Construction Calculator Pro  2 vs RulerBasic

The clearest difference is price: RulerBasic at Free against Construction Calculator Pro  2's $0.99. RulerBasic also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (16.0 vs 18.4). Construction Calculator Pro  2's advantage is in-app purchases (none vs 4). On ads and device support there is nothing between them.

RulerBasic is free to download; Construction Calculator Pro  2 costs $0.99 up front. RulerBasic sells 4 in-app purchases, starting at $2.99 per month. Construction Calculator Pro  2 asks for nothing beyond the download.

Construction Calculator Pro  2 ships an update every 3 months, RulerBasic fortnightly. The most recent releases landed on September 9, 2026 and August 2, 2026 respectively.

## The numbers

| Metric | Construction Calculator Pro  2 | RulerBasic |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/construction-calculator-pro-2/id6746385492/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 4 MB | 15 MB |
| Requires iOS | 18.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Grzegorz Rakoca](https://appshunter.io/developer/1778459428) | [Hakan Kaba](https://appshunter.io/developer/1830840381) |

## What reviewers say

### Construction Calculator Pro  2

[App page](https://appshunter.io/ios/app/construction-calculator-pro-2/id6746385492)

This app provides a comprehensive suite of 10 professional construction calculators for tradespeople and builders. It offers offline functionality, supports US and European standards, and allows for saving calculations and generating PDF reports. Get all the tools you need for the job site with a one-time purchase.

**Highlights:** 10 Professional Calculators, Offline Functionality, US & European Standards, Save Calculations, PDF Reports, Material Lists, Cost Estimation

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

**In-app purchases:** none


### RulerBasic

[App page](https://appshunter.io/ios/app/rulerbasic/id6752628913)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Room Scan Pro | $2.99 | per month |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |


## Frequently asked questions

### Is Construction Calculator Pro  2 free?

Construction Calculator Pro  2 costs $0.99, with no in-app purchases.

### Is RulerBasic free?

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

### Do Construction Calculator Pro  2 or RulerBasic have ads?

Neither Construction Calculator Pro  2 nor RulerBasic shows ads.

### Which is updated more often, Construction Calculator Pro  2 or RulerBasic?

Construction Calculator Pro  2 ships an update every 3 months, and RulerBasic fortnightly. Most recently, Construction Calculator Pro  2 was updated on September 9, 2026 and RulerBasic on August 2, 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.*