Showing 1–20 of 1,000 ranked alternatives.
Kamyar Ghandi
Design lenses, simulate optics, control components
Model 2D lenses and mirrors with precise control over shape and placement. Design aspheric surfaces and perform geometric ray tracing. Conduct sequential and non-sequential analysis. Calculate front and back focal lengths and principal surfaces.
Impala Studios B.V.
Calculate, edit, and track equations
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Access scientific functions for advanced calculations. Convert units between different measurement systems.
Ratha Sou
Calculate in portrait, science in landscape
Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.
Tran Duy
Calculate, graph, convert, solve
Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.
Calculated Industries, Inc.
Solve U.S. and metric unit conversions.
The app converts U.S. and metric units for measurements, including linear, area, and volume dimensions.
Cider Software LLC
Convert units with intelligent search.
The app converts units with an autocomplete search. It automatically saves units to a selected list and includes a built-in calculator.
立明 张
Edit photos to show and body
Adjust body and proportions with sliders for slimming effects. Remove double chin and customize slimming strength. Manual mode allows editing specific areas. Preview changes before and after. Share edited images directly.
Yajing Qian
Images, identify content, find similar visuals
Images using photos, URLs, or keywords to identify objects, products, and locations. Verify content authenticity, find similar images, and trace sources with AI-powered tools. Access and keyword functionalities.
Greg Paskal
Calculate magnification and apply Barlow lens adjustments
Calculate magnification using telescope and eyepiece focal lengths. Input values in millimeters. Include 2x to 5x Barlow lens options. Perform calculations for amateur and professional astronomers. Display results directly.
Hoya Holdings NV
Measure centration values accurately
Measure eye alignment with automatic detection of monocular PD, fitting heights, boxing, and lens distances. Capture images with the portable device, save results, and access additional equipment information for ordering.
Jeff Menter
Explore depth of field with simulation.
The app graphically illustrates depth of field and field of view for SLR cameras and lenses. Users can explore aperture, focal length, and focal distance in real time to understand how depth of field works.
Learnbat, Inc.
Record tutorials, share content online
Turn your iPad into an . Record voice-over tutorials without complex menus. Add images and switch between drawing, erasing, pausing, and playing. Share tutorials online.
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