Calculate IP subnets with ease on your iPhone or iPad. This tool helps visualize binary and hex information for subnets, aiding in network studies and professional calculations. Save your calculated networks for future reference.
What We Love
- 👍 Convenient and simple interface
- 👍 Practical and useful tool
- 👍 Saves locations and provides needed information
- 👍 Smart layout
- 👍 Great use of sliding octets for real-time effects
- 👍 Well-designed subnet calculator
- 👍 Binary display is togglable
- 👍 Ability to save and recall subnets
- 👍 Useful and professional conversion tool
- 👍 Robust and complete tool
- 👍 Data is accurate
- 👍 Great helper for math stuff
- 👍 Easy calculator, never disappoints
- 👍 Fully satisfies needs
- 👍 Great for sysadmins
- 👍 Helpful for system administrators
- 👍 Simplified subnetting
- 👍 Unusual and unique calculator with perfect interface
- 👍 Works consistently
- 👍 Good for network administrators
- 👍 Fast, good looking, and powerful
- 👍 Normal subnet calculator
- 👍 Handy calculator
- 👍 Trusted, works correctly
- 👍 Easy app for newbies
- 👍 Accurate data and convenient UI
- 👍 No ads (mentioned by one user)
- 👍 Easy to use and informative
- 👍 Calculation for number of subnets is correct (contradicted by another user)
- 👍 Love the binary display
- 👍 Simple UI, easy to use
- 👍 Awesome, fast, and simple
- 👍 Useful and helpful app, performs well
- 👍 Works as stated
- 👍 Great UI and features
- 👍 Helpful for studying CCNA
- 👍 Good for learners
- 👍 Handy for on-the-fly calculations
- 👍 Invaluable tool for Cisco instructors
- 👍 Love this app, use it all the time
- 👍 Simple, does what it's supposed to
- 👍 Nice, very good app
- 👍 No fuss, just works
- 👍 Educative, good for networking students
- 👍 Brilliant, simple and effective
- 👍 Very helpful for studying Cisco CCNA
- 👍 Clean and easy to read iPad interface
- 👍 Toggleable binary and hex output
- 👍 Extremely useful for on-the-go engineers
- 👍 Very necessary app, convenient and helpful
- 👍 Simple way to calculate networks
- 👍 Works fast and perfectly well
- 👍 Convenient and clear interface, easy to use
- 👍 Real help with work and study
- 👍 Cool, like it
- 👍 Saves calculated networks, helps with study
- 👍 Boyfriend is pleased, helps him a lot
- 👍 Handy tool for learning/studying
- 👍 Nice touch being able to save calculations
- 👍 Just what I've been looking for
Room to Improve
- 🐛 Interface needs work
- 🐛 Text in subnet netmask field too large
- 🐛 Last octet not visible
- 🐛 No apparent way to enlarge field or change text
- 🐛 No landscape mode for iPad Pro
- 🐛 Calculation for number of subnets is not correct (mentioned by one user)
- 🐛 Values are truncated with no apparent way to view full values
- 🐛 Subnet mask truncated, cannot be read
- 🐛 IP addresses truncated
- 🐛 Cannot read all data
- 🐛 No way to type netmask
- 🐛 Numbers truncated on iPhone 5s
- 🐛 Fields populated by app cannot be expanded
- 🐛 Screen cannot fit full mask on iPad
- 🐛 Needs update for iOS 9 screen visualization/adjustment
- 🐛 Ads are present (mentioned by multiple users)
- 🐛 Slow (mentioned by one user)
- 🐛 Visual interface looks really poor (mentioned by one user)



























