Comparison

IP Calcpad vs VLSM | Subnet

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

VSLM Calculator

About

IP Calcpad

Features

Read full description

This app is the tool to calculate and show information of IP address, has two main functions as bellow: (1) Calculator - Calculates the information, as the subnet mask address, the mask bit length, the number of available host and so on, from the IP address / mask info. (2) Assistant - Assists determining the IP address and the subnet in the address range which you desire.

About

VLSM | Subnet

Features

Read full description

Network, Mask, Wildcard, Broadcast, First Host, Last Host, Requested hosts, Available hosts

Screenshots

IP Calcpad4 screens

VLSM | Subnet4 screens

Verdict

The call

The clearest difference is ads: VLSM | Subnet at none against IP Calcpad's shown. IP Calcpad's advantage is update cadence (every 3 months vs every 9 months) and iOS requirement (12.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

IP Calcpad ships an update every 3 months, VLSM | Subnet every 9 months. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 3 level

IP Calcpad versus VLSM | Subnet: the parameters behind the verdict, then further details
Parameter	IP Calcpad	VLSM \| Subnet
Price	Free	Free
Update frequency	Every 3 months — better	Every 9 months
Ads	Yes	No — better
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	12.0 — better	15.6
Further details — not scored
Size	42 MB	23 MB
Age rating	4+	4+
Developer	Tadayoshi Fujiki	Edwin Mejia

In-app purchases

None

IP Calcpad

No in-app purchases

None

VLSM | Subnet

No in-app purchases

Questions

Is IP Calcpad free?

IP Calcpad is free to download, with no in-app purchases.

Is VLSM | Subnet free?

VLSM | Subnet is free to download, with no in-app purchases.

Do IP Calcpad or VLSM | Subnet have ads?

IP Calcpad shows ads; VLSM | Subnet does not.

Which is updated more often, IP Calcpad or VLSM | Subnet?

IP Calcpad ships an update every 3 months, and VLSM | Subnet every 9 months. Most recently, IP Calcpad was updated on October 19, 2026 and VLSM | Subnet on October 17, 2026.