250+ iOS apps curated and reviewed
Every iPhone needs a few good measurements calculator apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (401) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.8★ (192K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.4★ (9.3K) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.8★ (39K) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.9★ (22K) | Yes | Yes | Aug 2026 |
| 6 |  | $5.99 | 4.7★ (6.3K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.8★ (4.2K) | No | Yes | Aug 2026 |
| 8 |  | Free | — | No | Yes | May 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.
Easily convert between a wide range of units across 20 categories, including length, weight, temperature, and more. Features live currency updates for 155 world currencies, refreshed daily. Designed for simplicity and visual appeal.
This app provides a convenient way to perform calculations involving feet and inches. It features a visual tape measure display and supports fractions and mixed decimals, showing results in feet, inches, and centimeters.
This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.
Easily perform fraction calculations including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa with a clear, user-friendly interface. Ideal for students, cooks, and DIYers needing quick and accurate fraction management.
This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.
This app provides comprehensive U.S. and metric unit conversions and advanced calculations for design and building projects. It offers solutions for geometry, weight, and dimensional analysis, with a user-friendly interface and built-in help.
This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.
This tool simplifies instrumentation setup and scaling needs. It performs accurate conversions between process variables, 4-20mA signals, and percentages with an intuitive interface for quick calculations.
Perform essential calculations directly on your mobile device, eliminating the need for a computer. This app provides a convenient tool for on-the-go measurements and office tasks.
This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.
This app functions as a calculator designed specifically for handling fractional measurements. It allows users to input and compute with fractions, simplifying complex calculations for various tasks.
