# Construction Calculator vs ConcreteDNA

The clearest difference is rating: Construction Calculator at 4.7 against ConcreteDNA's 4.0. Construction Calculator also leads on ratings volume (625 vs 4) and update cadence (every 6 days vs fortnightly). ConcreteDNA's advantage is in-app purchases (none vs 9). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Construction Calculator sells 8 in-app purchases, starting at $4.99 per month. ConcreteDNA asks for nothing beyond the download.

Construction Calculator holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Construction Calculator has 625 ratings behind it against 4, so its average is the more settled of the two.

Construction Calculator ships an update every 6 days, ConcreteDNA fortnightly. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Construction Calculator | ConcreteDNA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (625 ratings)](https://appshunter.io/ios/app/construction-calculator/id1092417398/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/concretedna/id1457340144/reviews) |
| Number of ratings | **625** | 4 |
| Positive reviews | 53.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 49 MB | 34 MB |
| Requires iOS | **16.4** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [xNeat.com](https://appshunter.io/developer/327498295) | [Converge](https://appshunter.io/developer/1457340143) |

## What reviewers say

### 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


### ConcreteDNA

[App page](https://appshunter.io/ios/app/concretedna/id1457340144)

Monitor concrete strength and temperature in real-time with sensor data sent directly to the cloud. Access live site data from anywhere, receive instant alerts, and generate QA reports for simplified paperwork. Supports collection from Converge Signal sensors.

**Highlights:** Live concrete strength feedback, Instant action alerts, Cloud access for teams, Temperature monitoring, QA report generation, Converge Signal sensor support

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

**In-app purchases:** none


## Frequently asked questions

### Is Construction Calculator free?

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

### Is ConcreteDNA free?

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

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

Construction Calculator is rated higher. Construction Calculator averages 4.7 out of 5 from 625 ratings, while ConcreteDNA averages 4.0 from 4 ratings.

### Do Construction Calculator or ConcreteDNA have ads?

Neither Construction Calculator nor ConcreteDNA shows ads.

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

Construction Calculator ships an update every 6 days, and ConcreteDNA fortnightly. Most recently, Construction Calculator was updated on October 16, 2026 and ConcreteDNA on October 6, 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.*