Showing 101–120 of 1,000 ranked alternatives.
TLA Systems Ltd.
Calculate with advanced scientific functions
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.
Steve Veloudos
QR codes and save websites
Read and QR codes to access information. Save scanned websites to favorites for quick recall. Share scanned content via links or email. Navigate to URLs directly from the .
Two Degrees Mobile Limited
Buy , use it anytime
Buy in small or large increments to use as needed. Manage purchases, track usage, and renew plans. Set alerts for low balance and view remaining .
Corey Smith
Calculate in decimal, hexadecimal, and binary
Calculate in decimal, hexadecimal, and binary bases. Switch between bases during equations and view real-time conversions. Display values in all three bases simultaneously. Perform arithmetic operations across different number systems.
DriveSavers, Inc.
Explore drive failure scenarios
Simulate hard drive failures to understand loss scenarios. Explore virtual hard drive components and failure processes. Learn about methods through interactive visuals.
ByteSim Limited
Connect with local numbers and 5G abroad
Unlock global connectivity with . Purchase and activate eSIMs for travel. Access 5G unlimited in multiple countries. Receive local numbers for calls and SMS. Manage usage and settings remotely. Switch between destinations easily.
YUNOAPP LLC
Scan, save, create, and share QR codes
Scan QR codes and barcodes to retrieve information from websites and online stores. Save, create, and share codes for URLs, business cards, and product pages. Generate QR codes for various purposes. Export scanned data and integrate with other apps.
Adafruit Industries LLC
Calculate component values and resistor codes
Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, scientific constants, and engineering notation. Enable multiple undo and redo. View results on a paper tape.
珣 张
Debug TCP/UDP connections
Debugging for network maintenance and development. Send and receive TCP/UDP data. Perform Ping, Ping Monitor, UDP Broadcast, and Multicast. Scan ports and networks. Trace routes and look up Whois information.
Van Anh Tien One Member Company Limited
Scan QR codes and barcodes
Scan QR codes, barcodes, and business cards to extract contact information. Use the PDF scanner to digitize documents. Play puzzles by scanning them. Extract data from Google Authenticator codes. Share scanned results via email or messaging.
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