Rolls vs 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rolls
Access interactive 3D/2D product catalogs, work instructions, and maintenance guides for complex tasks. This tool aids in identifying parts, training, and demonstrating product features.
- Interactive 3D product catalogs
- Work instructions and maintenance guides
- 3D parts identification and ordering
- Classroom and just-in-time training aid
- Sales demonstration tool
- Multi-touch gestures for 3D navigation
- Detailed parts lists and BOM hierarchy
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Rolls-Royce Technical Publications allows you to view Rolls-Royce interactive 3D/2D product catalogs, work instructions, maintenance guides and manuals created with Cortona3D RapidAuthor. Interactive 3D provides a more intuitive way to communicate complex maintenance or assembly tasks. 3D parts catalogue make it easier to identify and order the correct parts. As a classroom aid or for “just-in-time” training the app provides an effective way to teach mechanical skills. It can even be used as a sales aid to demonstrate new product features and functions. The Rolls-Royce Technical Publications on iOS is the perfect complement to the Cortona3D RapidAuthor tools. Using CAD and bill of materials data sourced from Engineering, RapidAuthor allows you to generate the complete technical document including text, 2D and 3D graphics. Features: — Usual multi-touch gestures for navigation in the 3D view — Multiple exploded views and full bill of materials hierarchy — Touch on a part and see additional information — Search, hide and show parts — Detailed Parts List – Part Number, Nomenclature, etc. — Links from IPC and procedures to other documents — Full 2D CGM viewer — Play or scrub through animated sequences — Text overlay of step by step instructions — Upload Rolls-Royce content to library.
3
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This App from Laversab transforms any iPad into a wireless Remote Unit for the Model 6600-NG RVSM Pitot Static Testers. This App will function only with Laversab’s three-output Pitot Static testers equipped with Wi-Fi capability.
Verdict
The clearest difference is update cadence: Rolls at every 12 months against 3's every 73 months. Rolls also leads on iOS requirement (9.0 vs 12.0). 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.
Rolls ships an update every 12 months, 3 every 73 months. The most recent releases landed on October 19, 2026 and October 26, 2026 respectively.
| Parameter | Rolls | 3 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 12 months — better | Every 73 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPad |
| Requires iOS | 9.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 75 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | ParallelGraphics | Laversab Inc |
In-app purchases
Rolls
No in-app purchases
3
No in-app purchases








