Subnet CIDR Pro is a Productivity app for iPhone / iPad by 超 张. As of Oct 11, 2026, deal type: Paid → Free. (normally $2.99) Subnet CIDR Pro has been on a deal 2 times on GroveTab, most recently on Oct 11, 2026.
- Developer
- 超 张
- Category
- Productivity
- Platforms
- iPhone, iPad
- Requires
- iPhone 16.0+
- Rating
- 5.0 ★ (2)
- Added
- Oct 2, 2026
About this app
Subnet CIDR Pro is a focused, offline-first network calculator and VLSM planner built for network engineers, sysadmins, homelab users, and IT students. From quick /30 interface checks to full multi-VLAN allocation plans, get accurate IPv4 subnetting and address tooling directly on your iPhone and iPad—with zero tracking, zero ads, and 100% local calculation. IPv4 & CIDR CALCULATOR • Full Range Support: Calculate any prefix from /0 to /32 • Essential Telemetry: Network, broadcast, subnet mask, wildcard mask, and usable host ranges • Host Capacity: Instant breakdown of total addresses vs. usable host capacity • Modern Link Handling: Full support for /31 point-to-point links (RFC 3021) and /32 host routes • Binary Inspection: Visualize network vs. host bits in clear binary layout • Mask Conversion: Seamless conversion between CIDR prefixes, subnet masks, and wildcard masks • One-Tap Copy: Copy individual values or complete formatted network summaries VLSM NETWORK PLANNING • Requirement-Driven Allocation: Subnet a parent IPv4 block based on exact host requirements • VLAN & Naming: Assign custom network labels and VLAN IDs per subnet • Growth Headroom: Configurable growth reserve per
Deal history
Subnet CIDR Pro has been on a deal 2 times on GroveTab, most recently on Oct 11, 2026.
- Paid → Free
- Paid → Free
Prices can change at any time. Check the price on the App Store before you download.
