Apps Like Rectangle Area Calculator for iPhone and iPad
Rectangle Area Calculator screenshots
Ranked alternatives
Showing 81–100 of 1,000 ranked alternatives.


Trigonometry Help Lite
Armchair Engineering
Solve right-angled triangles
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

Math Animations (Grades 1-8)
希成 董
Visualize concepts
Offers visual explaining mathematical concepts. Users can view short, focused explanations of basic principles. Teachers can use it in classrooms to demonstrate topics. Students can explore visual representations of ideas.

A-Shape
Johannes Dwiartanto
Create shapes with affine transformation.
The app applies affine transformations to shapes like circles, rectangles, stars, polygons, and lines. Users can create interesting shapes through translation, rotation, and scaling operations.

CliniCalc Medical Calculator
Medicon Apps
Calculate scores, review scales, access classifications
Access clinical calculators for patient assessments. Retrieve scores like CHADS2 and Glasgow Coma Scale. View high-quality images for reference. Look up classifications and scales. Store and retrieve critical information quickly.

Soil Calculator Plus
Calc Hub, LLC
Calculate volume for any shape
Calculate , topsoil, dirt, or landscaping material needed for projects. Input dimensions for rectangular, circular, or custom areas. Enter measurements in inches, feet, yards, centimeters, or meters.




PDF Reader Pro - Sign,Edit PDF
PDF Technologies, Inc.
Edit, annotate, and convert PDFs
Read and annotate PDFs with highlighting, freehand drawing, and audio notes. Edit text, add signatures, and convert files to other formats. Organize documents, merge or split PDFs, and insert pages or hyperlinks.

BCalc - a daily calculator
煦 张
Record, modify, and recalculate easily.
The app records every calculation step, allowing users to modify any step and recalculate without re-entering data. It functions like a printing calculator with a paper tape history for clarity and ease of use.


Area Volume Calculator
Trelleborg Sealing Solutions Germany GmbH
Calculate , perimeter, , and weight
Calculate , perimeter, , and weight for 170+ geometric shapes. Input measurements or use calculation methods for missing values. Select materials like metal, wood, or liquid to determine weight. Search shapes by typing or swipe through categories.


Trigonometry Help
Armchair Engineering
Solve right-angled triangles quickly
Solve right-angled triangles by inputting known sides or angles. View step-by-step calculations and a scale drawing of the triangle. Access basic trigonometric formulae. Enter angles in radians, decimal degrees, or degrees, minutes, seconds.

Bamboo Calculator
煦 张
Track calculations and review steps
Track calculations with a step-by-step history. Perform basic arithmetic operations. Save and review previous steps. Calculate totals for budgets or shopping lists. Edit or clear individual steps. Export results as text.




Triangle Solver
William Jockusch
Calculate angles and sides
Solve problems by inputting two angles and one side. Calculate missing angles and sides. Handle cases with two sides and one angle or three sides. Provide step-by-step solutions and formulas.
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