Calculate masks and network IP addresses without internet. Input IP and details to determine and range. Convert between decimal and CIDR notation. Export results as text or copy directly.
by John Rouda★ 2.423 ratingsUtilitiesFreeData updated 2026-09-08
Perform complex calculations using Reverse Polish Notation. Access over 96 functions including financial, scientific, and engineering operations. Store and recall values. Switch between decimal and hexadecimal modes.
Calculate monthly payments by entering home price, down , loan term, and interest rate. Break down payments into principal, interest, property taxes, and home insurance. Include HOA fees and other costs for a detailed estimate.
Monitor devices on a LAN by displaying their status with color-coded indicators. View device activity across a subnet. Check device connectivity and identify issues. Include Telnet console for router access and troubleshooting.
Securely connect to the internet using end-to-end encryption and decentralized networking. Route traffic through secure relays or allow trusted connections directly. Manage connection settings and protect data with -based protocols.
Calculate aircraft pavement strength using ICAO standards. Input aircraft weight and pavement type to determine acceptable load limits. Compare results against established thresholds for runways, taxiways, and aprons.
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, constants, and scientific notation. View a paper tape and use multiple undo/redo functions.
Perform calculations with a standard , convert currencies, calculate tips, and compute taxes. Input numbers and operators to get results. Share calculations via email.
Calculate dimensions and pressure loss for 7 materials. Solve linear and rolling offsets, cutbacks, and other job site equations. Convert units and store standard data for quick access.
Calculate with a that supports basic and advanced functions. View calculation history for reference. Copy results to clipboard for quick use. Use split view for multitasking on iPad.
Automatically detects and hides private text in images. Users can edit photos to remove sensitive information like phone numbers and addresses. Adjust redaction areas and export edited images for sharing.
SymbolBoard provides access to a wide range of symbols for use in messages and comments. Users can customize themes and apply symbols across all apps. Features include selection, theme switching, and integration with various applications.
Perform arithmetic operations, including addition, subtraction, multiplication, and division. View a display log of calculations and results. Use a backspace key to correct entries. Support decimal points or commas for number input.
View nearby default to connect devices without manual input. Display local and external IP addresses, gateway information, and network signal strength. Retrieve details including city and region. Check speed and network configuration settings.