Subnet Mask

Developer: Takahiro Furuya

Category: Productivity

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1.6K installs

31 ratings

123 monthly active users

$<10K monthly revenue est.

IAP 27% · Ad 73%

Subnet Mask Summary

Subnet Mask is a ad-supported, with in-app purchases iOS app in Productivity by Takahiro Furuya. Released in Dec 2012 (13 years ago). It has 31 ratings with a 4.61★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 123 monthly active users and generates around $<10K monthly revenue (27% IAP / 73% ads). Store metadata: updated Apr 25, 2026.

Store info: Last updated on App Store on Apr 25, 2026 .

SDKs, Trackers & Permissions

App not yet scanned for SDKs.

App Details

Store ID: 580727679

First Released: 2012-12-06

Store Last Updated: 2026-04-25

In-App Purchases: Yes

Ads: Yes

Website: f-app.jimdofree.com

App Store

Crawl Status: Success

AppGoblin First Crawled: 2025-04-04

AppGoblin Last Crawled: 2026-06-10

Ads & App-Ads.txt

Ads.txt Last Crawled: 2026-03-07

Ads.txt Crawl Status: Failed

AppGoblin SDK Scans

App not yet analyzed for SDKs.

4.61★

Ratings: 31

5★

4★

3★

2★

1★

Screenshots

App Description

This is the keypad for subnet mask.
It has keys of prefix (CIDR notation). The subnet mask and number of host addresses are shown by single tap.
Keys are manipulated also by swipe. It behaves like a slider.

This App can be mutated to the keypad for wildcard mask. It shows wild card mask and number of addresses.