# Calculator!! vs Construction Calculator

The clearest difference is price: Construction Calculator at Free against Calculator!!'s $0.99. Construction Calculator also leads on update cadence (every 6 days vs every 10 months) and rating (4.7 vs 4.4). Calculator!!'s advantage is in-app purchases (none vs 9) and review sentiment (75% vs 54%). On ads and device support there is nothing between them.

Construction Calculator is free to download; Calculator!! costs $0.99 up front. Construction Calculator sells 8 in-app purchases, starting at $4.99 per month. Calculator!! asks for nothing beyond the download.

Construction Calculator holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Construction Calculator has 625 ratings behind it against 56, so its average is the more settled of the two. Written reviews complicate that: 75% of Calculator!!'s written reviews are positive against 54% of Construction Calculator's, so the app with the better star average is not the one people write more warmly about.

Calculator!! ships an update every 10 months, Construction Calculator every 6 days. The most recent releases landed on September 24, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Calculator!! | Construction Calculator |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.4 (56 ratings)](https://appshunter.io/ios/app/calculator/id504198225/reviews) | **[4.7 (625 ratings)](https://appshunter.io/ios/app/construction-calculator/id1092417398/reviews)** |
| Number of ratings | 56 | **625** |
| Positive reviews | **75.0% of reviews** | 53.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 6 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 12 MB | 49 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dogahe](https://appshunter.io/developer/468657946) | [xNeat.com](https://appshunter.io/developer/327498295) |

## What reviewers say

### Calculator!!

[App page](https://appshunter.io/ios/app/calculator/id504198225)

This advanced calculator offers a comprehensive history of your calculations and supports complex functions like fraction manipulation, angle conversions, and equation solving. It also includes specialized tools for engineers and a dice roller.

**Highlights:** Calculation history, Fraction manipulation, Angle conversions (degrees, minutes, seconds), Permutation, combination, LCM, GCD, Quadratic and linear equation solver, Coordinate conversion, Dice roller

**Features:** Vision Pro support

**In-app purchases:** none


### Construction Calculator

[App page](https://appshunter.io/ios/app/construction-calculator/id1092417398)

This app is a powerful calculator designed for construction and woodworking professionals, as well as students. It simplifies calculations involving feet, inches, and fractions, offering conversions between various measurement units and displaying equations and results simultaneously. Advanced features are available through optional in-app purchases.

**Highlights:** Decimal to fraction converter, Fraction to decimal conversion, Simultaneous equation and result display, Advanced editing capabilities, Today Screen integration, Support for multiple dimensional formats

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Construction Calculator | $4.99 | per month |
| Construction Calculator | $39.99 | per year |
| Themes | $1.99 | one-time |
| Calculator Plus | $3.99 | one-time |
| Rafter | $4.99 | one-time |
| Stair Calculator | $4.99 | one-time |
| Fraction Calculator | $9.99 | one-time |
| Construction Calculator | $14.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and accurate calculations
- 💡 Helpful for construction work
- 🎨 Customizable colors

**What reviewers complain about**

- 💰 Subscription model is too expensive
- 🔒 Paywall locks out useful features
- 🔄 Forced updates break existing functionality
- 🤯 Confusing and difficult to navigate

**Reported bugs**

- Calculation errors and incorrect results
- Freezing and crashing on certain devices
- Compatibility issues with newer OS versions

**Requested features**

- Bring back fraction display in results
- Allow offline use without subscription
- Add more construction-specific tools
- Improve user interface and usability


## Frequently asked questions

### Is Calculator!! free?

Calculator!! costs $0.99, with no in-app purchases.

### Is Construction Calculator free?

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

### Which has better reviews, Calculator!! or Construction Calculator?

Construction Calculator is rated higher. Calculator!! averages 4.4 out of 5 from 56 ratings, while Construction Calculator averages 4.7 from 625 ratings.

### Do Calculator!! or Construction Calculator have ads?

Neither Calculator!! nor Construction Calculator shows ads.

### Which is updated more often, Calculator!! or Construction Calculator?

Calculator!! ships an update every 10 months, and Construction Calculator every 6 days. Most recently, Calculator!! was updated on September 24, 2026 and Construction Calculator on September 27, 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.*