250+ iOS apps curated and reviewed
The best virtual flange apps on iPhone average 3.4★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (13) | No | No | Jul 2026 |
| 2 |  | Free | 1.0★ (1) | No | No | May 2026 |
| 3 |  | Free | 4.6★ (363) | No | Yes | Aug 2026 |
| 4 |  | Free | 5.0★ (22) | No | No | May 2026 |
| 5 |  | Free | 1.0★ (2) | No | No | May 2026 |
| 6 |  | Free | — | No | No | Aug 2026 |
| 7 |  | $4.99 | — | No | No | Aug 2026 |
| 8 |  | Free | — | No | No | May 2026 |
Access essential measurements and dimensional data for API 6A integral flanges. This tool provides quick access to critical specifications for engineering and industrial applications.
This application provides a digital slide rule for finding critical dimensions of high-pressure wellhead equipment, including integral flange and ring groove measurements. It functions like a traditional paper slide rule, offering convenience and accessibility for users needing these specific engineering calculations.
Instantly access flange, pipe, and bolt data offline. Quickly find bolt sizes, torque patterns, flange dimensions, and pipe specifications. Ideal for pipefitters and steamfitters needing rapid access to piping information.
Access essential specifications for Tubulars, BOPs, and API Casing offline. View detailed data like tool joint OD, make-up torque, and pressure ratings. Share spec sheets when an internet connection is available.
This business app provides industrial flanges for various industries, offering calculations and industry news. It connects users through social networks and offers a wide range of flange types and sizes.
Access 3D CAD data for a standard product range of pipes, mouldings, and distribution systems. Engineers and project managers can view models for steel and chromium-nickel steel components directly on mobile devices.
Calculate precise flange hole markings for equispaced holes, angles, and equivalent hole counts. Supports both millimeters and inches for various fabrication and engineering applications.
Access comprehensive steel pipe specifications and industry conversion calculators. Easily find pipe charts for various sizes and schedules, and quickly convert units like feet to tons and $/ft to $/ton. Connect with industry experts for immediate assistance.
