250+ iOS apps curated and reviewed
The best plumbing calculator apps on iPhone average 4.6★ 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 | 4.6★ (401) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.8★ (4.2K) | No | Yes | Aug 2026 |
| 3 |  | Free was $7.99 | 4.7★ (231) | No | Yes | Aug 2026 |
| 4 |  | Free | — | No | Yes | Jul 2026 |
| 5 |  | Free | 5.0★ (10) | No | No | May 2026 |
| 6 |  | Free | — | No | Yes | Aug 2026 |
| 7 |  | $4.99 | 3.4★ (32) | No | No | Aug 2026 |
| 8 |  | Free | 4.6★ (7) | No | Yes | Aug 2026 |
A powerful construction calculator designed for tradespeople. It offers a wide range of tools for estimating, layout, framing, and jobsite calculations, helping to save time and improve accuracy. Supports both imperial and metric units.
This app provides advanced calculation tools and comprehensive data for pipe trade professionals. It streamlines workflows for pipefitters, welders, and steamfitters with features for measurements, fluid dynamics, and material specifications. Designed for efficiency and accuracy, it works offline for on-site use.
Access essential plumbing code data and calculations on the go. This app provides quick access to UPC & IPC tables, water line sizing, and fitting take-offs, streamlining fieldwork for plumbing professionals.
This business tool helps plumbing companies optimize pricing to increase revenue and growth. It includes a price book calculator and access to a podcast and free training modules.
This app provides a comprehensive suite of tools for pipe fitting calculations, including offsets, angles, and fitting data. It supports various pipe standards and measurement units, helping users determine precise cut lengths and angles for fabrication.
This professional calculator app provides over 200 formulas, calculators, and reference materials for plumbers, HVAC technicians, and mechanical contractors. It covers a wide range of calculations for water flow, piping, drainage, water heaters, pumps, and more, all in one pocket-sized tool.
This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
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