10+ similar apps compared and reviewed
Whether you want more options like DuctSizeCalc or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.
Easily calculate duct dimensions using various engineering methods like constant pressure, static pressure regain, total pressure, and velocity. This tool simplifies complex duct design calculations, typically found in flow diagrams or slide rules.
This app allows you to create and save custom calculation formulas for daily use. It supports complex functions, logical operations, and parameter studies, with options to export results as CSV. An optional numeric pad enhances input efficiency.
A versatile text editor for iPhone, iPod touch, and iPad that allows you to capture favorite expressions from webpages and ebooks directly into your notes. Edit shared texts seamlessly between devices and enjoy a full-featured writing experience on the go.
Easily calculate the filled and half-filled volumes of various tank types. This app offers a comprehensive volume converter for numerous units and supports 15 different tank shapes for accurate estimations.
Perform quick and simple single-air stream psychrometric calculations on your iPhone or iPad. Easily select and update input parameters, view results instantly, and export data via email or spreadsheet.
