Calculate antenna lengths for dipoles, inverted vee, and vertical antennas in feet/inches or metric. Input frequency and select antenna type to get starting length. View 1/8, 1/4, 1/2, 5/8, and full wave options.
by State Road 41 Apps LLC★ 4.657 ratingsUtilities$0.99Data updated 2026-09-12
Measure lengths in centimeters or inches by placing the iPhone beside an object and moving it while touching the screen. Use a long scroll ruler up to 120 cm or a stick ruler with two sliders for small items.
View and manage compressed files including ZIP, RAR, CBZ, and folders. Crop and adjust images with filters for contrast and inversion. Choose image display modes for fit or fill ratio. Access large ZIP files quickly.
Calculate material quantities for landscaping projects by entering dimensions and selecting materials. Generate take-offs for gravel, soil, mulch, and concrete in cubic yards or meters. Export estimates and track project costs.
Calculate pitch and geometrical lengths for Hip and Valley, Splayed End Hip, Hexagonal, and Octagonal roofs. Zoom in on designs. Email calculations and diagrams. Switch between imperial and metric units.
Calculate, plan, and optimize machining operations
Calculate machining parameters for turning and milling operations. Input dimensions and material properties to determine tool paths and speeds. Generate G-code for CNC machines. Convert units and estimate machining time.
The app offers a collection of effects including Black & White, Sepia, Ocean, Burn, Invert, and Flip. It supports processing existing photos from the iPhone Photo Album and saves them at full resolution.
Offers basic and scientific calculation tools. Perform addition, subtraction, multiplication, and division with the basic . Use trigonometric functions, logarithms, and exponents in the scientific mode. Save and recall previous calculations.
Convert of length, distance, and area between US/imperial and metric systems. Switch between mils, inches, feet, miles, and metric like millimeters, meters, and kilometers. Calculate conversions for area measurements as well.
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Input data directly for quick results. Store and recall previous calculations.
Calculate rafter, hip, and jack rafter lengths with precise angle cuts and birdsmouth dimensions. Input roof dimensions for instant results. Guide users in cutting roof components accurately without trial and error.