Best apps like ネットマスクレーター ネットマスク計算を一瞬で

CIDR

CIDR Subnet calculator

Free

This utility calculates IP address ranges from an IP address and subnet mask. It supports IPv4 calculations, including prefix display, address range counts, and bit notation. Useful for quick CIDR notation checks and subnet mask conversions.

NekoAlarm

by convex corporation ,ltd.

Free

This utility app uses cute cat meows to notify you at set times. It's perfect for waking up, taking breaks, or enjoying "nyanko time." Interact with the character to manage alarms and access additional sounds and wallpapers.

Subnet Plus: Subnet Calculator

Network Toolkit

Free

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.