# IP Mask Calculator — user reviews

> 7 indexed App Store user reviews of IP Mask Calculator by Jerry Gong Li, rated 4.20/5 from 5 ratings.

- Source: https://appshunter.io/ios/app/ip-mask-calculator/id523574612/reviews
- App overview in markdown: https://appshunter.io/ios/app/ip-mask-calculator/id523574612.md
- Rating breakdown: 5★ 4 · 4★ 0 · 3★ 0 · 2★ 0 · 1★ 1

## Most critical reviews (7 lowest-rated)

### 1/5 — Terrible

*2015-02-11*

This app is terrible.  It only allows you to enter the IP and that is only when the app responds to the keyboard, which is sporadic.  You can not modify the CIDR prefix at all.

### 5/5 — Easy to use with + -

*2014-08-23*

Just use + and - to adjust mask bits is nice and easy

### 5/5 — Nice calculator with many features

*2014-08-17*

Simply like it, two thumbs up!

### 5/5 — Easy to use

*2014-07-28, version 1.6*

Goooooood stuff

### 5/5 — Superb!

*2014-07-27*

Very good calculator, I'm delighted!:)

### 5/5 — Calculator

*2014-07-27, version 1.6*

Best calculator ! Couldn't have asked for a better one. Great mechanics and fluent design !!!

### 5/5 — Simply the best

*2013-12-15*

This IP Mask Calculator is really easy to use and fast.  Its worth every penny.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*