Notebook allows saving notes, recipes, and other content with iCloud sync for iOS 13 and later. Dilution calculates required water volume to reduce alcohol strength.
by Denis Orlov★ 4.7197 ratingsUtilitiesFreeData updated 2026-09-14
Offers 97 calculators and 28 converters for , civil engineering, and structural engineering. Users can calculate pressure, forces, and absolute pressure. Switch between USCS and SI units.
Offers basic and scientific functions for daily tasks and complex computations. It includes unit converters with 41 categories, allowing users to drag and sort units, switch base units, and perform accurate calculations.
Track metrics like steps, heart rate, and sleep with customizable . Set goals and receive notifications. Monitor hydration, nutrition, and mood. Sync data from fitness devices and view progress charts. Control widget visibility and layout.
Control and monitor temperature settings, view performance data, and check unit diagnostics. Adjust hot water delivery to faucets. Connect to smart home systems via ultrasonic flow sensors. Receive alerts and manage energy efficiency settings.
Convert units across 180+ categories including angles, areas, cooking units, weight, clothing, and shoes. Convert 180+ currencies and digital currencies like Bitcoin and Doge. Enter values and get instant conversion results.
The app helps hot tub, spa, and pool owners calculate chemical doses for calcium, alkalinity, pH, sanitizer, and stabilizer. It also includes a water balancing feature to calculate the Langelier Saturation Index for system maintenance.
Calculate price per kilo or pound of based on estimated weight and auctioneer calls. Use a number wheel to track bids. Switch between price per weight and unit price modes. Track purchases and display prices with a 10% leeway.
The app calculates the weight and price of various steel types, including construction, form, volume, and tube steel. It saves calculation history for easy access and includes data for commonly used steel models.
The app calculates the weight and price of various steel types including construction, form, volume, and tubes. It saves calculation history for easy access.
Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.