# ReinforcingConcreteDesign vs Project Engineer

The clearest difference is in-app purchases: ReinforcingConcreteDesign at none against Project Engineer's 4. Project Engineer's advantage is update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Project Engineer sells 4 in-app purchases, starting at $5.99 per month. ReinforcingConcreteDesign asks for nothing beyond the download.

ReinforcingConcreteDesign ships an update monthly, Project Engineer weekly. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ReinforcingConcreteDesign | Project Engineer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 2 MB | 73 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CRAIG M SINCLAIR](https://appshunter.io/developer/1698818959) | [Shaw Abrey](https://appshunter.io/developer/1896164755) |

## What reviewers say

### ReinforcingConcreteDesign

[App page](https://appshunter.io/ios/app/reinforcingconcretedesign/id6739986933)

**Features:** macOS Compatibility

**In-app purchases:** none


### Project Engineer

[App page](https://appshunter.io/ios/app/project-engineer/id6766019250)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $5.99 | per month |
| Premium | $12.99 | per month |
| Pro (Annual) | $49.99 | per year |
| Premium (Annual) | $99.99 | per year |


## Frequently asked questions

### Is ReinforcingConcreteDesign free?

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

### Is Project Engineer free?

Project Engineer is free to download, with in-app purchases available.

### Do ReinforcingConcreteDesign or Project Engineer have ads?

Neither ReinforcingConcreteDesign nor Project Engineer shows ads.

### Which is updated more often, ReinforcingConcreteDesign or Project Engineer?

ReinforcingConcreteDesign ships an update monthly, and Project Engineer weekly. Most recently, ReinforcingConcreteDesign was updated on October 1, 2026 and Project Engineer on October 8, 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.*