This free utility app quickly calculates subnet masks and wildcard masks for IPv4 networks. It's designed for IT professionals and students to simplify complex networking tasks and aid in certification preparation, offering offline functionality.



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Skillmine Authenticator is great, but it's not the only option. Explore 9+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.



This free utility app quickly calculates subnet masks and wildcard masks for IPv4 networks. It's designed for IT professionals and students to simplify complex networking tasks and aid in certification preparation, offering offline functionality.





This digital tally counter transforms your device into a versatile tool for tracking habits, scores, inventory, and more. It offers satisfying haptic feedback, interactive widgets, and robust data privacy with iCloud backup. Advanced features include multi-counter management and flexible input options.






Instantly scan QR codes and barcodes for menus, product info, and tickets, even offline or in low light. Generate custom codes for links, contacts, or Wi-Fi and share them easily. Offers batch scanning, history, and secure access with biometric options.