steelyard vs CRSI Rebar Reference
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
steelyard
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.
- Steel section weight calculation
- Supports EU, USA, Japanese, KOREA standards
- Metric and Imperial units
- Offline functionality
- Save calculations and settings
- Advanced search system
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Steelyard: The Ultimate Metal Mass & Cost Calculator Precision matters. Whether you’re a structural engineer, a metal fabricator, or a scrap dealer, Steelyard turns your smartphone into a heavy-duty industrial scale. Stop guessing and start calculating with the most intuitive interface on the market. iron, aluminum, copper, brass, density, structural, engineer, fabrication, rebar, tube, kg, lbs, construction, gauge, volume, materials, h-beam, u-beam From standard sheets to complex industrial sections, Steelyard handles: Structural Beams: I-Beam, H-Beam, U-Channel, and T-Bars. Tubes & Pipes: Round, square, and rectangular hollow sections. Rods & Bars: Hexagonal, round, and flat bars. Custom Profiles: Input your own dimensions for specialized sections. Massive Material Database: metals including Steel, Aluminum, Copper, Brass, Titanium, and Lead. Live Price Estimator: Input the price per unit to get instant total project costs. Dual Unit Support: Seamlessly toggle between Metric (kg, mm, m) and Imperial (lbs, in, ft). History Log: Save your previous calculations for quick reference later. Offline Mode: Works in the workshop or on-site without an internet connection. "Steelyard is built for the floor, not just the office. Big buttons, high-contrast text, and zero fluff."
CRSI Rebar Reference
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.
- 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
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QUICK REFERENCE! This ready reference app from the Concrete Reinforcing Steel Institute is a handy desk and field resource and includes information on ASTM standard reinforcing bars (rebar), standard hook details, standard stirrup/tie hook details, and ASTM reinforcing bar marking requirements. The app provides standard rebar specifications including sizes, diameters, areas and weights along with 90-, 135- and 180-degree hook details. Minimum yield and minimum tensile requirements per ASTM are also included. Industry standard bar markings for inch-pound rebar is illustrated for grades 40, 50, 60, 75, 80, 100 (A615), 100 (A1035), and 120. Links to the CRSI’s online resources are included.
Screenshots
Verdict
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 (297 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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 297 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. The most recent releases landed on October 17, 2026 and October 21, 2026 respectively.
| Parameter | steelyard | CRSI Rebar Reference |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (297 ratings) — better | 3.3 (16 ratings) |
| Positive reviews | 55.6% of reviews — better | 33.3% of reviews |
| Number of ratings | 297 — better | 16 |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 7 MB | 51 MB |
| Age rating | 4+ | 17+ |
| Developer | Mohamed Saad | Concrete Reinforcing Steel Institute |
Customer experience
steelyard
CRSI Rebar Reference
In-app purchases
steelyard
- Ad Blocker$9.99
CRSI Rebar Reference
- CRSI - Rebar Identifier Module$2.99
- CRSI Development Length ACI$4.99
- CRSI Development length AASHTO$4.99
Questions
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