# steelyard vs CRSI Rebar Reference

The clearest difference is rating: steelyard at 4.7 against CRSI Rebar Reference's 3.3. steelyard also leads on review sentiment (56% vs 33%) and ratings volume (300 vs 16). CRSI Rebar Reference's advantage is monetization model (free vs free with in-app purchases). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. steelyard sells 1 one-off in-app purchase and CRSI Rebar Reference sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

steelyard holds the better App Store score, 4.7 against 3.3. That said, the two scores are not equally well evidenced: steelyard has 300 ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 56% of steelyard's written reviews are positive against 33% of CRSI Rebar Reference's.

steelyard ships an update every 2 months, CRSI Rebar Reference every 5 weeks. Both last shipped on October 21, 2026.

## The numbers

| Metric | steelyard | CRSI Rebar Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (300 ratings)](https://appshunter.io/ios/app/steelyard/id1291109620/reviews)** | [3.3 (16 ratings)](https://appshunter.io/ios/app/crsi-rebar-reference/id1423271565/reviews) |
| Number of ratings | **300** | 16 |
| Positive reviews | **55.6% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 7 MB | 51 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Mohamed Saad](https://appshunter.io/developer/1291109619) | [Concrete Reinforcing Steel Institute](https://appshunter.io/developer/1423271564) |

## What reviewers say

### steelyard

[App page](https://appshunter.io/ios/app/steelyard/id1291109620)

This app quickly calculates the weight of steel sections from various international standards. It supports both metric and imperial units and offers offline functionality for convenience. Save your settings and calculations for easy access.

**Highlights:** Steel section weight calculation, Supports EU, USA, Japanese, KOREA standards, Metric and Imperial units, Offline functionality, Save calculations and settings, Advanced search system

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Blocker | $9.99 | one-time |


### CRSI Rebar Reference

[App page](https://appshunter.io/ios/app/crsi-rebar-reference/id1423271565)

Access essential data for reinforcing bars (rebar) including specifications, hook details, and marking requirements. This app serves as a quick reference for industry standards and links to online resources.

**Highlights:** ASTM standard reinforcing bar specifications, Standard hook details (90, 135, 180 degrees), Stirrup/tie hook details, ASTM reinforcing bar marking requirements, Minimum yield and tensile requirements, Links to CRSI online resources

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CRSI - Rebar Identifier Module | $2.99 | one-time |
| CRSI Development Length ACI | $4.99 | one-time |
| CRSI Development length AASHTO | $4.99 | one-time |


## Frequently asked questions

### Is steelyard free?

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

### Is CRSI Rebar Reference free?

CRSI Rebar Reference is free to download, with in-app purchases available.

### Which has better reviews, steelyard or CRSI Rebar Reference?

steelyard is rated higher. steelyard averages 4.7 out of 5 from 300 ratings, while CRSI Rebar Reference averages 3.3 from 16 ratings.

### Do steelyard or CRSI Rebar Reference have ads?

Neither steelyard nor CRSI Rebar Reference shows ads.

### Which is updated more often, steelyard or CRSI Rebar Reference?

steelyard ships an update every 2 months, and CRSI Rebar Reference every 5 weeks. Most recently, steelyard was updated on October 21, 2026 and CRSI Rebar Reference on October 21, 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.*