With symbolic algebra, equation solving, and calculus functions. Supports fractions, repeating decimals, and high-precision numbers. Displays results as simplified expressions or numerical values.
Simulates a retro scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and a storage register. Includes math, trigonometric, and logarithmic functions. Displays results in polar/rectangular formats.
Sheet Metal allows users to generate patterns for cones and other complex shapes. Input dimensions and material properties to calculate angles and layout dimensions. Export results for fabrication use.
Scan documents, receipts, or notes to create PDFs quickly. Convert images, photos, DOCX, XLSX, or text files into PDFs. Enter URLs to convert web pages to PDF. Add digital signatures to PDF documents. Share or save converted files directly.
View, manage, clean, and convert documents, archives, spreadsheets, media files, and PDFs. Organize files offline. Open and edit text within PDFs. Convert files between formats. Securely store and access files without cloud upload.
Manage DNS activity with real-time monitoring and control. Create and edit Profiles, Endpoints, and Clients. View total queries, blocked count, and trend charts via widgets. Access a fast SwiftUI interface with VoiceOver support for accessibility.
Create high-quality PDF or JPG scans with one tap. single or multi-page documents. Share files via email or cloud services like iCloud Drive, Dropbox, Google Drive, and Evernote. Automatically detect edges and enhance quality.
Quilting calculators help convert units between yards and inches, meters and centimeters. Determine fabric needed for backing, batting, and borders. Calculate rectangular pieces from larger fabric.
Secure browsing with encryption and IP address hiding. Access anonymous web surfing without registration or setup. Choose from multiple global server locations. No passwords, logs, or restrictions. Free to use indefinitely.
Documents by importing from storage or scanning physical copies. Add signatures via built-in editor or custom input. Save and share signed files securely. Store profile data locally on the device.
Create and manage electronic signatures directly on your mobile device. Import and edit documents, add signatures with finger or stylus, and save or share signed files securely. View history and track signing status.
Convert documents to PDF and existing files. Merge, split, and rearrange pages. Add comments, annotations, and form fields. Save and share PDFs directly. Organize files into folders and manage storage.
Scan documents with the camera to extract text and send via email. Translate scanned text into selected languages using the camera. Export translated text as a file or copy text directly.
Scan documents into high-quality PDFs with AI-powered text recognition. Extract and search text from scanned files. Organize documents into folders. Use an AI assistant to answer questions about scanned content.
Documents, photos, and receipts to create PDFs. Use OCR to extract text from scanned images. Edit PDFs by adding text, annotations, and signatures. Share files via email, cloud storage, or messaging.