Upgrade your free with paper tape history for reviewing and editing past calculations. or export the history to iBooks, Dropbox, email, or . Save and retrieve files, add comments, and modify entries. The iPad version includes a full-sized keypad.
by Richard Silverman★ 4.334 ratingsUtilitiesFreeData updated 2026-09-18
Solve equations and graph functions with advanced math support. Perform calculus operations and matrix calculations. Access detailed tutorials and a comprehensive user manual. Export results and share calculations.
Measure areas and calculate distances using GPS. Draw polygons on maps to calculate field areas. Save and share data. Access detailed maps and satellite imagery for accurate surveying.
Documents, notes, photos, receipts, and books into clear PDFs, JPEGs, or Word files. Use OCR to convert images into searchable text. Export and share scanned content directly.
The app offers two modes: portrait for basic calculations and landscape for scientific functions. Users can track entries with multiple tapes and use memory slots for complex calculations.
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.
The app provides a simple and intuitive interface for performing calculations. It supports multiple number systems and includes various conversion tools.
Edit photos with templates and free-layout tools for prints. Create collages, calendars, and photo IDs. Customize designs with text and decorations. Print directly from the .
With history tape, real and complex number support, angle modes including radians and degrees. Calculates astronomical constants and supports minutes, seconds, and grads.
Scan documents using the camera or import files and faxes to international destinations. Edit scanned images with enhancements and combine multiple documents into one. Fax directly from the device without needing a fax machine or phone line.
Create vector-based sketches and designs on an infinite canvas. Sketch plans, make notes, and draw storyboards. Organize ideas with mindmaps and doodles. Iterate and experiment with designs. Export and share work.
And save paper documents as high-quality PDFs or JPEGs. Add signatures, notes, and annotations. Share scanned files via email or cloud services. Organize and view multipage documents. Edit text and markup pages directly.
Convert paper documents to high-quality PDFs with advanced image processing. Scan and save documents for printing or digital storage. Share scanned files via email or cloud services. Organize and manage scanned documents within the .
Write calculations directly on the screen for real-time results. Edit equations with gestures or add elements anywhere. Drag and drop previous results for reuse. Supports interactive ink for natural handwriting input.
Take notes with handwriting, typing, or PDF annotations. Use customizable covers and templates. Choose from 10+ pens and brushes. Adjust pen thickness and color. Draw shapes and lines. Export notes in multiple formats.