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.
View large documents like manuals, , and high-resolution images. Zoom and scroll smoothly without lag. Open files up to 500MB in TIFF or JPEG2000 format. Supports PDFs, faxes, and paper sizes up to A0. Preserve color and detail during viewing.
Perform arithmetic operations with fractions, including addition, subtraction, multiplication, and division. Convert between improper fractions and mixed numbers. Adjust denominators and simplify results.
Allows users to perform calculations directly within compatible apps. Input equations using the . Dark Mode is supported. Full iPadOS compatibility is available. Customization options are provided.
Provides a keypad for entering digits in apps that lack a . Users can input phone numbers, credit card details, and other numeric information efficiently. The functions as a standalone input method for numeric data entry.
Allows users to perform basic and advanced mathematical operations. It includes a sidebar and tab bar for navigation and data sharing. Users can drag and drop entries to create new windows or use the context menu to generate new windows.
Perform arithmetic operations and display the most recent formula. View historical records for accounting. Customize key tones with optional piano sounds. Receive real-time voice broadcast. Supports multitasking on iPad.
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.
Perform complex calculations using RPN input. Access advanced mathematical functions and programming capabilities. Store and recall values with memory registers. Use a redesigned interface for enhanced usability.
Perform basic and calculations including trigonometric and inverse trigonometric functions. Use mathematical functions like absolute value, ceiling, floor, and rounding. Modify calculations in real time by clicking steps.
Perform calculations using reverse Polish notation. Swipe to undo or redo operations. Access a 100-entry stack and 6 memory buttons. View large, easy-to-read displays. Save state on exit. Supports scientific functions and multiple undo/redo levels.
Allows users to customize layout, color, and theme. It tracks calculation history and supports dynamic value editing. Multiple workspaces are available for different tasks. iCloud sync is enabled.
Create and print custom envelopes with precise formatting. Choose from standard sizes or set custom dimensions. Add text, graphics, and logos. Export as PDF or print directly from the .
Edit documents by adding text, annotations, and signatures. Scale and position annotations with finger gestures. Save multiple signatures for reuse. Export signed files and share them directly.
Unzip and ZIP, RAR, 7z, TAR, and other archive formats. Manage compressed files with a manager. archives directly or via explorer. Support multiple archive types including GZIP, ISO, and CAB.
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.