# ConstruCalc Pro vs ZappID

The clearest difference is price: ZappID at Free against ConstruCalc Pro's $2.99. ZappID also leads on update cadence (every 4 days vs every 6 weeks) and iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

ZappID 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, ZappID every 4 days. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ConstruCalc Pro | ZappID |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 80.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Paid | — |
| Size | 39 MB | 11 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marcus Borges](https://appshunter.io/developer/1241654572) | [Fredrik Petersson](https://appshunter.io/developer/555276018) |

## 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


### ZappID

[App page](https://appshunter.io/ios/app/zappid/id1455029820)

**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 ZappID free?

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

### Do ConstruCalc Pro or ZappID have ads?

Neither ConstruCalc Pro nor ZappID shows ads.

### Which is updated more often, ConstruCalc Pro or ZappID?

ConstruCalc Pro ships an update every 6 weeks, and ZappID every 4 days. Most recently, ConstruCalc Pro was updated on September 23, 2026 and ZappID on September 15, 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.*