Calculate financial transactions with Tax+/- keys and edit paper tape history with comments. Add numbers, track receipts, create invoices, and compute percentages. Export paper tape via email or cloud services.
by Richard Silverman★ 4.439 ratingsFinanceFreeData updated 2026-09-08
The app stores paper tape histories in iCloud Drive for use across multiple devices. Users can enter calculations on one device and view them on another, ensuring files are never lost.
Calculate totals using the key, enter operators in reverse order, and compute percentages by multiplying and numbers. Review and edit entries, add or remove lines. Expand keypad to view more paper tape history.
Calculate totals by pressing the asterisk key. Enter operators in reverse order. Compute percentages by multiplying and numbers. Use a full-sized keypad on iPad with TypeTone audio guidance for key navigation.
Calculate totals, percentages, and entries efficiently
Perform arithmetic operations using a 10-key keypad. Calculate percentages by multiplying and numbers. Adjust total key position to left or right. Use TypeTone audio guidance for key navigation. View calculation history and results.
Calculate totals using a 10-key layout with reversed operator entry and percentage calculations. Input numbers and operators directly. View totals and perform arithmetic operations.
Documents by placing them in front of the device's camera. Automatically detect and crop paper, clean up the result, and save as multi-page PDF. Batch multiple pages quickly. Export scans and share them directly.
Allows users to scan documents, receipts, business cards, and whiteboards by pointing the camera. Automatically rotates, crops, and enhances scans for clarity. Save or share scanned documents via email or text.
Calculate sales tax and discounts with percentage-based operations. View equations and reuse previous results via the history tape. Adjust rounding settings and switch between multiple color themes.
Track cryptocurrency, DeFi, and NFT assets in one place. View real-time prices, market data, and performance. Add custom coins, set price alerts, and analyze historical trends. Export data and monitor transactions across multiple wallets.
Lets users perform calculations and convert units with an easy-to-read history tape and expression view. Save and reuse previous calculations. Convert between units intuitively. Sync with Apple Watch for on-the-go use.
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 .
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.
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.
Scan documents using iPhone camera for accurate and fast results. Edit and share scanned files as PDF or JPEG. Store documents locally on device without third-party access.
Convert paper documents to clear, high-quality scans. Save as PDF or image files. Share scans directly via email or messaging. Edit and annotate scanned documents. Organize and search saved files. Print scans from any device.
Create and send professional invoices and estimates with customizable templates. Add logos, colors, and signatures. Track receipts and manage billing. Set payment terms and send reminders. Export documents in various formats.
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.