Subnet CIDR Pro is made and published by 超 张. AppBrain is an independent app data site and isn't affiliated with 超 张. The app name, icon, screenshots and description belong to 超 张 and are shown as published on the App Store.
AppBrain's verdict
New- Rating on App Store
- 5.00
- 2 ratings
- Last updated
- October 15, 2026
Subnet CIDR Pro came out 28 days ago. It doesn't have enough ratings yet to judge what users think.
Rankings
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Releases
Updates seen on the App Store- Version
- 1.1
- Launched
- September 2026
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 2.07 MB
- Content rating
- Everyone
Technologies used by Subnet CIDR Pro
About the app and developer
About Subnet CIDR Pro
Subnet CIDR Pro is a productivity app developed by 超 张.
User Ratings
Subnet CIDR Pro is rated 5.00 out of 5 stars. The rating is based on 2 ratings.
App Information
Subnet CIDR Pro is freely available from the App Store. The app size is 2.07 MB. The latest version available is 1.1. The last update was on October 15, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since September 2026.
Developer information for 超 张
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Frequently asked questions about Subnet CIDR Pro
Is Subnet CIDR Pro free?
Yes. Subnet CIDR Pro is free on the App Store.
Is Subnet CIDR Pro still available?
Yes. Subnet CIDR Pro is on the App Store, and the last update we saw was on October 15, 2026.
How large is Subnet CIDR Pro?
Subnet CIDR Pro is 2.07 MB.
Is Subnet CIDR Pro suitable for children?
App Store rates the content of Subnet CIDR Pro as suitable for everyone.
How do people rate Subnet CIDR Pro?
Subnet CIDR Pro scores 5.00 out of 5 stars, from 2 ratings on the App Store.
Who made Subnet CIDR Pro?
Subnet CIDR Pro was developed by 超 张. It is listed in the productivity category on the App Store.
What are the best alternatives to Subnet CIDR Pro?
People looking at Subnet CIDR Pro also look at these productivity apps: InfusionLog, REDREC - Offline Transcription, NeighborLog, HabitMkr: Habit Tracker, ImageZip: Photo & Video Tools.
Store listing
By 超 张, from the App Store
Description by 超 张 Written by the developer, not by AppBrain. Click to read.
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 percentage per allocation
• Gateway Reservation: Optional automatic reservation for default gateway addresses
• Space Optimization: View allocated CIDRs alongside remaining unallocated blocks
• Overflow Warnings: Instant alerts when requirements exceed parent network capacity
ADDRESS TOOLS & IP MATH
• Subnet Compare: Test two subnets for containment, overlap, equality, or isolation
• IP Membership: Verify instantly whether an IPv4 address belongs to a target network
• Range to CIDR: Convert arbitrary start/end IP ranges into minimal exact CIDR blocks
• Subnet Splitting: Break down any network into equal-sized child subnets
• Supernetting: Summarize adjacent or overlapping subnets into clean aggregation blocks
PROJECT WORKSPACE & EXPORT
• Project History: Save named planning projects, reopen, rename, or duplicate anytime
• Auto-Save: Automatically preserves your current planning draft
• Data Export: Export complete subnet plans and available address blocks as CSV
• Clipboard Sharing: One-tap copy for formatted plain-text documentation
CIDR QUICK REFERENCE TABLE
• Interactive reference matrix for all prefixes (/0 to /32)
• Searchable by prefix, dotted-decimal mask, wildcard mask, or usable host count
• Fast reference copying for switch and firewall configuration
DESIGNED FOR iOS & iPadOS
• High-contrast dark interface tailored for server rooms and night operations
• Adaptive iPad workspace: side-by-side inputs, live results, and wide allocation tables
• Localized in 13 languages: English, Simplified & Traditional Chinese, German, French, Japanese, Korean, Italian, Spanish, Brazilian Portuguese, Arabic, Dutch, and Turkish
100% OFFLINE & PRIVATE
• Calculations run purely on your device
• No account required, no telemetry SDKs, no ads, and no in-app purchases
Terms of Use: https://subnet.opshome.run/terms/
Privacy Policy: https://subnet.opshome.run/privacy/
Support: https://subnet.opshome.run/support/