Best Subnet Calculator Apps

249+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated September 2026

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.

Compare top Subnet Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1IP Subnet CalcIP Subnet CalcFree4.9★ (220)NoNoSep 2026
2Visual Subnet CalculatorVisual Subnet CalculatorFree—NoNoMay 2026
3Boson Subnet CalculatorBoson Subnet CalculatorFree4.7★ (6)NoNoMay 2026
4IP Keypad - Subnet CalculatorIP Keypad - Subnet CalculatorFree4.7★ (141)YesNoSep 2026
5Slash - Subnet CalculatorSlash - Subnet CalculatorFree3.7★ (3)NoNoJun 2026
6Subnet CalculatorSubnet CalculatorFree—YesNoAug 2026
7Subnet Calculator +Subnet Calculator +Free4.0★ (7)NoYesMay 2026
8IP Subnet Calculator - IPv4/v6IP Subnet Calculator - IPv4/v6Free—YesNoAug 2026

Top Picks for Subnet Calculator

IP Subnet Calc#1

IP Subnet Calc by Goncalo Silva

Calculate IPv4 and IPv6
Editor's Choice
🔧 Utilities
4.9(220 ratings)
Free
IP Subnet Calc screenshot 1
IP Subnet Calc screenshot 2
IP Subnet Calc screenshot 3
IP Subnet Calc screenshot 4

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.

More Subnet Calculator apps to explore

FAQ about Subnet Calculator

What are the best subnet calculator apps for iPhone?
IP Subnet Calc tops our subnet calculator apps ranking as of September 2026, with a 4.9-star average from 220 App Store ratings, and it's free to download.
Yes — 18 of the top subnet calculator apps we rank are free to download, including IP Subnet Calc and Visual Subnet Calculator.
IP Subnet Calc has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 249+ subnet calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This application calculates details for both IPv4 and IPv6 subnets. It provides comprehensive information about your subnets, including the number of available hosts, the size of the subnet, its IP class, and essential addresses like the network, first, last, and broadcast addresses.
Key features include the ability to calculate both IPv4 and IPv6 subnets, display critical subnet information such as the number of hosts and subnet size, and provide network, first, last, and broadcast addresses. It also includes an interactive CIDR slider for dynamic adjustments.

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