Hilti vs OBOA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hilti
This app helps firestop professionals, contractors, and designers find and store passive firestop solutions. It provides access to a digital library of approvals and allows users to submit engineering judgment requests.
- Discover code-compliant firestop solutions
- Access digital approvals library (UL, DIN, ETA)
- Store firestop solutions in the cloud
- Submit engineering judgment (EJ) requests
- Manage projects and explore products
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The Hilti Firestop Selector offers a comprehensive answer to passive firestop product and solution needs. The Hilti Firestop Selector allows Firestop Professionals, contractors and designers to find and conveniently store firestop solutions in the cloud for future access or sharing with stakeholders. The app also allows users to submit an engineering judgment (EJ) request from anywhere. Easily discover code compliant solutions using our digital approvals library, which includes thousands of digitized UL, DIN, and ETA approvals and abbreviated summaries (typicals) or simplified trade details for various firestop applications. Effortlessly handle your projects, explore products and approvals, and request EJs all from the convenience of your mobile device.
OBOA
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The Ontario Building Officials Association (OBOA) is a a self-governing, not-for-profit organization committed to establishing and maintaining a high professional standard in the administration of the building code. Our mission is to support the construction of safer, more sustainable and accessible buildings in Ontario. We do this by delivering training and certification to Building Officials, promoting uniform code application, working with industry partners, providing a voice to policymakers, and advancing the Building Official profession.
Screenshots
Verdict
The clearest difference is update cadence: OBOA at every 3 weeks against Hilti's every 6 weeks. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Hilti ships an update every 6 weeks, OBOA every 3 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | Hilti | OBOA |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (10 ratings) — better | — |
| Positive reviews | 11.1% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 150 MB | 386 MB |
| Age rating | 4+ | 4+ |
| Developer | Hilti AG | Christina DiRocco-Costanza |
In-app purchases
Hilti
No in-app purchases
OBOA
No in-app purchases









