CRSI Rebar Reference vs QcTitan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
QcTitan
Streamline the quality control of precast concrete products. Record and associate concrete testing and compressive strength tests for comprehensive tracking.
- Track precast concrete products
- Quality control process management
- Record concrete testing
- Associate compressive strength tests
- Data association
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easily track precast concrete products through out the quality control process, as well as record and associate concrete testing and concrete compressive strength tests.
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Verdict
The clearest difference is rating: CRSI Rebar Reference at 3.3 against QcTitan's 2.7. CRSI Rebar Reference also leads on review sentiment (33% vs 0%) and ratings volume (16 vs 3). QcTitan's advantage is in-app purchases (none vs 3). On price, update cadence, ads and monetization model 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. CRSI Rebar Reference sells 3 one-off in-app purchases. QcTitan asks for nothing beyond the download.
CRSI Rebar Reference holds the better App Store score, 3.3 against 2.7. That said, the two scores are not equally well evidenced: CRSI Rebar Reference has 16 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of CRSI Rebar Reference's written reviews are positive against 0% of QcTitan's.
CRSI Rebar Reference ships an update every 5 weeks, QcTitan monthly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | CRSI Rebar Reference | QcTitan |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (16 ratings) — better | 2.7 (3 ratings) |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 16 — better | 3 |
| Update frequency | Every 5 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 140 MB |
| Age rating | 17+ | 4+ |
| Developer | Concrete Reinforcing Steel Institute | Ralph Revet |
Customer experience
CRSI Rebar Reference
QcTitan
In-app purchases
CRSI Rebar Reference
- CRSI - Rebar Identifier Module$2.99
- CRSI Development Length ACI$4.99
- CRSI Development length AASHTO$4.99
QcTitan
No in-app purchases
Questions
Is CRSI Rebar Reference free?
Is QcTitan free?
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