Calculate mathematical expressions with basic and advanced functions. Store history for reference. Add taxes to totals. Use biometric authentication like fingerprint or face to secure data. Retrieve previous results for new calculations.
by Yukio Tajima★ 5.01 ratingsUtilitiesFreeData updated 2026-09-19
Calculate roof dimensions including lengths, angles, heights, and layouts for hipped, gabled, and single-pitch roofs. Determine birdsmouth measurements and pitch. Switch between metric and imperial units. Set default values for common inputs.
Calculate distances using Haversine and Vincenty algorithms. Convert coordinates between formats. Perform azimuth and elevation calculations. Export results in various formats. Sync with GPS devices for real-time data.
Calculate returns, plan growth, manage investments
Calculate compound interest instantly and forecast returns ROI and profit projections. Receive AI-driven suggestions. Plan long-term capital growth and visualize portfolio trends. Track performance and adjust strategies easily.
Calculate car gear ratios using spur and pinion gear counts and secondary gear ratios. Input values to determine final drive ratio. Compare low and high gear settings for acceleration, speed, motor load, and battery life.
The app offers traditional calculator functions with added vision capabilities. Users can scan live or use pictures to input numbers, define formulas, and access a smart history log with totals.
Track scores with real-time goal calculations. Log events and stats for athletes. Generate shareable highlights and export data. Sync with devices for seamless updates. Calculate "Road to 40" scores automatically.
Calculate routes and determine points on Rhumb Line, Great Circle, and WGS84. Compute average speed and estimated time of arrival. Plan routes with manual waypoints and create waypoint routes. Support composite sailing calculations.
The app calculates approximate air conditioning needs for a room. It uses room size, ceiling construction, window area, people, and heat-emitting equipment as input data to determine required cooling capacity in Watts or BTU/h.