# Engineering Blueprints (F) vs Construction Plans

The clearest difference is rating: Engineering Blueprints (F) at 2.0 against Construction Plans's 1.0. Engineering Blueprints (F) also leads on in-app purchases (none vs 3) and update cadence (monthly vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Construction Plans sells 3 in-app purchases, starting at $0.99 per month. Engineering Blueprints (F) asks for nothing beyond the download.

Engineering Blueprints (F) holds the better App Store score, 2.0 against 1.0. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 5% of Engineering Blueprints (F)'s written reviews are positive against 0% of Construction Plans's.

Engineering Blueprints (F) ships an update monthly, Construction Plans every 4 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Engineering Blueprints (F) | Construction Plans |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (5 ratings)](https://appshunter.io/ios/app/engineering-blueprints-f/id678967166/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/construction-plans/id1042799904/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | **4.8% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 44 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [G Marroquin](https://appshunter.io/developer/398127275) | [Snappii Corporation](https://appshunter.io/developer/587096976) |

## What reviewers say

### Engineering Blueprints (F)

[App page](https://appshunter.io/ios/app/engineering-blueprints-f/id678967166)

Create detailed engineering blueprints with intuitive drawing tools. Add text, comments, and easily share your designs via email. Ideal for architecture, engineering, and construction professionals.

**Highlights:** Draw straight lines and curves, Add and move text, Add comments to drawings, Email drawings as attachments, Organize multiple drawings, Easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Construction Plans

[App page](https://appshunter.io/ios/app/construction-plans/id1042799904)

Easily upload and annotate PDF blueprints, add project photos with notes, and draw directly on images or from scratch. Streamline project creation, eliminate paperwork, and enhance team collaboration with this business tool.

**Highlights:** Upload blueprints as PDF, Annotate PDFs and drawings, Add project photos with notes, Draw on photos or from scratch, Create and share project databases, Eliminate paperwork

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $9.99 | per year |
| Ad Removal | $0.99 | one-time |


## Frequently asked questions

### Is Engineering Blueprints (F) free?

Engineering Blueprints (F) is free to download, with no in-app purchases.

### Is Construction Plans free?

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

### Which has better reviews, Engineering Blueprints (F) or Construction Plans?

Engineering Blueprints (F) is rated higher. Engineering Blueprints (F) averages 2.0 out of 5 from 5 ratings, while Construction Plans averages 1.0 from 3 ratings.

### Do Engineering Blueprints (F) or Construction Plans have ads?

Neither Engineering Blueprints (F) nor Construction Plans shows ads.

### Which is updated more often, Engineering Blueprints (F) or Construction Plans?

Engineering Blueprints (F) ships an update monthly, and Construction Plans every 4 months. Most recently, Engineering Blueprints (F) was updated on November 1, 2026 and Construction Plans on November 2, 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.*