# ConstruCalc Pro vs Thetis Tools

The clearest difference is price: Thetis Tools at Free against ConstruCalc Pro's $2.99. ConstruCalc Pro's advantage is update cadence (every 6 weeks vs every 7 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Thetis Tools is free to download; ConstruCalc Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ConstruCalc Pro ships an update every 6 weeks, Thetis Tools every 7 months. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | ConstruCalc Pro | Thetis Tools |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 80.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Paid | — |
| Size | 39 MB | 50 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Borges](https://appshunter.io/developer/1241654572) | [Thetis srl](https://appshunter.io/developer/397584184) |

## What reviewers say

### ConstruCalc Pro

[App page](https://appshunter.io/ios/app/construcalc-pro/id1245410055)

Accurately estimate building materials and quantities for construction and renovation projects. Avoid waste, improve budgets, and reduce costs by precisely calculating needs for concrete, walls, floors, tiles, and more.

**Highlights:** Material quantity estimation, Budget management, Cost reduction, Concrete calculation, Wall and floor material calculation, Tile and flooring estimation, Staircase and plaster calculation

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

**In-app purchases:** none


### Thetis Tools

[App page](https://appshunter.io/ios/app/thetis-tools/id1460268980)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ConstruCalc Pro free?

ConstruCalc Pro costs $2.99, with no in-app purchases.

### Is Thetis Tools free?

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

### Do ConstruCalc Pro or Thetis Tools have ads?

Neither ConstruCalc Pro nor Thetis Tools shows ads.

### Which is updated more often, ConstruCalc Pro or Thetis Tools?

ConstruCalc Pro ships an update every 6 weeks, and Thetis Tools every 7 months. Most recently, ConstruCalc Pro was updated on September 23, 2026 and Thetis Tools on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*