# NTI Verta vs Construction Calculator

The clearest difference is in-app purchases: NTI Verta at none against Construction Calculator's 12. NTI Verta also leads on iOS requirement (13.0 vs 18.0). Construction Calculator's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Construction Calculator sells 12 in-app purchases, starting at $2.99 per 7 days. NTI Verta asks for nothing beyond the download.

NTI Verta ships an update every 2 months, Construction Calculator fortnightly. Both last shipped on October 12, 2026.

## The numbers

| Metric | NTI Verta | Construction Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (22 ratings)](https://appshunter.io/ios/app/construction-calculator-pro/id6753908597/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 69 MB | 49 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ariston SpA](https://appshunter.io/developer/549126466) | [Shapkin Dev](https://appshunter.io/developer/1845645309) |

## What reviewers say

### NTI Verta

[App page](https://appshunter.io/ios/app/nti-verta/id6747012535)

**Features:** macOS Compatibility

**In-app purchases:** none


### Construction Calculator

[App page](https://appshunter.io/ios/app/construction-calculator-pro/id6753908597)

This app provides a comprehensive suite of tools for construction professionals and DIY enthusiasts. It offers precise calculations for decking, roofing, stairs, concrete, and more, with support for both metric and imperial units. Designed for jobsite use, it works offline and provides clear visuals for accurate on-site measurements.

**Highlights:** Decking and flooring calculations, Roofing material and coverage estimators, Stair and stringer rise/run calculations, Concrete, asphalt, and gravel volume estimators, Slope, pitch, and angle framing helpers, Unit converter with mixed-unit support, Offline functionality

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carpenter PRO - Weekly | $2.99 | per 7 days |
| Carpenter PRO — Annual | $19.99 | per year |
| RL Level & Benchmark Calculator | $3.99 | one-time |
| Gravel Volume Calculator | $3.99 | one-time |
| Stair Stringer & Rise Run Calc | $3.99 | one-time |
| Soil Excavation Volume Calculator | $3.99 | one-time |
| Asphalt Tonnage Calculator | $3.99 | one-time |
| Right Triangle & Pitch Calculator | $3.99 | one-time |
| Running Measurements Calculator | $3.99 | one-time |
| Unit Converter: Feet & Metric | $3.99 | one-time |
| Paint Area Coverage Estimator | $3.99 | one-time |
| Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is NTI Verta free?

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

### Is Construction Calculator free?

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

### Do NTI Verta or Construction Calculator have ads?

Neither NTI Verta nor Construction Calculator shows ads.

### Which is updated more often, NTI Verta or Construction Calculator?

NTI Verta ships an update every 2 months, and Construction Calculator fortnightly. Most recently, NTI Verta was updated on October 12, 2026 and Construction Calculator on October 12, 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.*