# Metaltech vs Concrete Calculator Plus

The clearest difference is ads: Metaltech at none against Concrete Calculator Plus's shown. Metaltech also leads on iOS requirement (9.1 vs 12.0). Concrete Calculator Plus's advantage is update cadence (monthly vs every 9 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Metaltech ships an update every 9 months, Concrete Calculator Plus monthly. The most recent releases landed on October 29, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Metaltech | Concrete Calculator Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (26K ratings)](https://appshunter.io/ios/app/concrete-calculator-plus/id1494386815/reviews)** |
| Number of ratings | — | **26K** |
| Positive reviews | — | 97.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | — | Ad-supported |
| Size | 15 MB | 33 MB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Metaltech-Omega Inc.](https://appshunter.io/developer/1085241551) | [Calc Hub, LLC](https://appshunter.io/developer/1494386814) |

## What reviewers say

### Metaltech

[App page](https://appshunter.io/ios/app/metaltech/id1085241552)

**Features:** macOS Compatibility

**In-app purchases:** none


### Concrete Calculator Plus

[App page](https://appshunter.io/ios/app/concrete-calculator-plus/id1494386815)

This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.

**Highlights:** 15 concrete estimation calculators, Estimates cubic yards or bags, Calculates material costs, Supports various shapes (slabs, walls, columns), Estimates rebar and gravel needs, Converts between units (inches, feet, meters)

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🚀 Accurate calculations
- 🚀 Convenient for on-the-go use
- 🚀 Helpful for various projects
- 👍 Straightforward and simple

**What reviewers complain about**

- 🔍 Limited features (no cost calculation, no 50 lb bag option)
- 📱 Issues with display on some devices

**Reported bugs**

- Occasional loading issues
- Difficulty reading total results on some devices

**Requested features**

- Finisher block cost calculation
- Support for 50 lb concrete bag sizes


## Frequently asked questions

### Is Metaltech free?

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

### Is Concrete Calculator Plus free?

Concrete Calculator Plus is free to download, with no in-app purchases.

### Do Metaltech or Concrete Calculator Plus have ads?

Concrete Calculator Plus shows ads; Metaltech does not.

### Which is updated more often, Metaltech or Concrete Calculator Plus?

Metaltech ships an update every 9 months, and Concrete Calculator Plus monthly. Most recently, Metaltech was updated on October 29, 2026 and Concrete Calculator Plus on November 4, 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.*