This tool calculates IPv4 and IPv6 subnets, providing detailed information such as the number of hosts, subnet size, class, and network addresses. Use the interactive CIDR slider to dynamically adjust subnet properties.




249+ iOS apps curated and reviewed
Finding the right subnet calculator apps can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 4.9★ (220) | No | No | Sep 2026 | ||
| 2 | Free | — | No | No | May 2026 | ||
| 3 | Free | 4.7★ (6) | No | No | May 2026 | ||
| 4 | Free | 4.7★ (141) | Yes | No | Sep 2026 | ||
| 5 | Free | 3.7★ (3) | No | No | Jun 2026 | ||
| 6 | Free | — | Yes | No | Aug 2026 | ||
| 7 | Free | 4.0★ (7) | No | Yes | May 2026 | ||
| 8 | Free | — | Yes | No | Aug 2026 |




This tool calculates IPv4 and IPv6 subnets, providing detailed information such as the number of hosts, subnet size, class, and network addresses. Use the interactive CIDR slider to dynamically adjust subnet properties.









This utility helps IT professionals and students design efficient networks. It provides essential data for subnetting, including ranges, adjacent networks, broadcast addresses, and IP coverage checks.