
SolarWinds Virtualization Manager
calculator.net
LanCalculator
ship.sh
Subnetter
whatmask
Free, 100% client-side IP subnet and CIDR calculator. Calculate IPv4/IPv6 ranges, masks, usable hosts, AWS/Azure/GCP cloud VPC offsets, and export Terraform cidrsubnet configurations instantly.
ship.sh
whatmask
LanCalculator
Subnetter
Port Authority
Dipiscan
Advanced Port Scanner
IP Calculator. ipcalc takes an IP address and netmask and calculates the resulting broadcast, network, Cisco wildcard mask, and host range. By giving a second netmask, you can design subnets and supernets....

Which is more popular?
Based on our record, ipcalc seems to be more popular. It has been mentioned 9 times since March 2021.
Website, pricing, platforms and company facts side by side.
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ipcalc
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| Website | devsubnet.com | jodies.de |
| Pricing | ||
| Company | Startup from India · 1 - 9 employees · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

DevSubnet is a 100% client-side IP subnet and CIDR calculator engineered for network engineers, DevOps specialists, and cloud architects. All calculations execute locally in the browser with zero server logging, ensuring sensitive corporate network architectures remain private. Key Features Cloud...
No description of ipcalc yet.
What each product offers, as listed by its team.

Possible disadvantages
Walkthroughs and reviews on video.
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IpCalc - Ip Calculator for iPhone IPad and iPod
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How often each product is chosen within a category, 0–100% relative to the other.

As answered by people managing DevSubnet and ipcalc.
DevSubnet's answer
Generates 1-click configuration code for Terraform, Ansible, and CloudFormation.
DevSubnet's answer
Legacy subnet calculators are often ad-heavy, send IP parameters to remote backend servers, and assume a generic two-IP loss per subnet (network and broadcast). DevSubnet eliminates security risks by processing everything locally with zero latency, while reflecting modern cloud-native realities—such as multi-AZ cloud VPC offsets, visual recursive subnet splitting, and direct IaC syntax generation.
DevSubnet's answer
The primary audience includes DevOps engineers, cloud architects (AWS, Azure, GCP), network administrators, and CCNA/CCNP certification students who need fast, secure, and mathematically precise IP planning without leaking infrastructure details.
DevSubnet's answer
Network engineers and DevOps professionals frequently plan private VPCs and Kubernetes clusters, yet most available subnet tools require transmitting sensitive CIDR blocks across the wire to unknown servers. DevSubnet was built to create a privacy-first, zero-log alternative that treats subnet calculation as an essential, high-speed developer utility with modern cloud support.
DevSubnet's answer
DevSubnet is built as a static, client-side web application utilizing modern JavaScript/TypeScript, HTML5, and Tailwind CSS. All mathematical derivations, bitwise manipulations, and CIDR calculations run locally within the user's browser engine with zero backend compute requirements.
DevSubnet's answer
Share your experience with using DevSubnet and ipcalc. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking DevSubnet since Sep 2026.
I love jodies ipcalc, and it come with a CGI wrapper (bottom of page). http://jodies.de/ipcalc. Source: over 3 years ago
On almost any new computer, I install ipcalc - super simple to give you all the important bits about a subnet, and you can use it to split a subnet up. Source: over 3 years ago
Best way I think of it is that 0.0.0.0/0 is a "plug" for all possible IPs inside your private networks netmsk (255.255.255.250). Plug those numbers into this calc to see what I mean. https://jodies.de/ipcalc seeing your full network... Source: over 3 years ago
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Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
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Whatmask is a small C program that will help you with network settings and subnet calculations.
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LanCalculator - IP Subnet Calculator for IPv4/IPv6 Networks - LizardSystems
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