Tune musical instruments by ear with note generation from A1 to C7 in four waveforms. Adjust A4 calibration between 415Hz and 466Hz. Choose sine, square, triangle, or sawtooth waveforms. Set output volume. Load tones instantly with precise emission.
Edit PDF documents with annotations, text formatting, and page rearrangement. Scan physical documents into searchable PDFs using OCR. Convert PDFs to editable formats like Word and Excel. Organize files with folders and search functionality.
Convert documents to audio for hands-free listening. Summarize math, code, and visual elements from PDFs, webpages, ebooks, and other formats. Skip page numbers and table data. Listen to research papers and articles during commutes or workouts.
Print documents and photos directly from your iPhone. files and save them as PDF or image formats. Manage print jobs and access cloud storage for document sharing. Connect to compatible printers without additional drivers.
Perform calculations with over 225 built-in operations including trigonometry, logarithms, complex functions, and real numbers. Scroll through the stack with finger gestures. Copy and paste results. Work with real and complex numbers.
Navigation provides flight planning and in-flight calculations. Users can customize quick access buttons, configure units, and manage blocks and airtime.
Edit images with filters, cropping, and adjustment tools. Resize images by setting width and height. Export multiple images as a single PDF file. Add text and stickers to photos. Save and share edited images directly.
Speechie converts spoken words into editable using AI-driven transcription. Record audio directly or import files from iCloud or Photos. Edit transcribed with built-in tools. Share or export in various formats.
Solve problems with step-by-step explanations. Capture questions via photo for instant answers. Support includes arithmetic, algebra, calculus, and more. Provide solutions for equations and inequalities.
Solve problems by snapping photos. Receive step-by-step explanations and multiple solving methods. Access interactive graphs and a scientific calculator. View how-to animations for each solution.
Transfer files via SFTP and FTPS protocols. Upload photos and videos in native format with metadata. View image files in gridview. Support for private keys and secure connections.
Generate tones, adjust frequencies, play multiple sounds
Generate tones between 20 Hz and 15000 Hz with 0.1 Hz precision. Adjust frequencies and volumes in real time. Play up to 12 tones simultaneously with independent volume control. Supports sine, square, and triangle waveforms.