# AppBlocker vs Subnet CIDR Pro

The clearest difference is in-app purchases: Subnet CIDR Pro at none against AppBlocker's 2. Subnet CIDR Pro also leads on rating (5.0 vs 4.7) and update cadence (fortnightly vs every 2 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. AppBlocker sells 2 in-app purchases, starting at $4.99 per month. Subnet CIDR Pro asks for nothing beyond the download.

Subnet CIDR Pro holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

AppBlocker ships an update every 2 months, Subnet CIDR Pro fortnightly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AppBlocker | Subnet CIDR Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/appblocker-block-apps-and-focus/id6480367122/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/subnet-cidr-pro/id6816397989/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 18 MB | 2 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [彦辉 侯](https://appshunter.io/developer/1255784452) | [超 张](https://appshunter.io/developer/1895478141) |

## What reviewers say

### AppBlocker

[App page](https://appshunter.io/ios/app/appblocker-block-apps-and-focus/id6480367122)

This app helps you reduce phone addiction and increase focus by blocking distracting apps and websites. Set schedules, limits, and strict modes to reclaim your time and boost productivity.

**Highlights:** Quickly block apps and sites, Scheduled blocking for routines, Set daily app limits, Strict mode for maximum protection, Customizable block lists, Privacy-focused data handling

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| month Pro | $4.99 | per month |
| life_time | $89.99 | one-time |


### Subnet CIDR Pro

[App page](https://appshunter.io/ios/app/subnet-cidr-pro/id6816397989)

This app is a fast and accurate IPv4 subnet calculator and visual planner for network professionals and students. It offers instant calculations, VLSM planning, and a comprehensive CIDR reference, all while operating offline with no ads or tracking.

**Highlights:** Instant IPv4 & CIDR calculation, Visual VLSM subnet planner, Complete CIDR & mask reference, Offline operation, No ads or tracking, One-tap copying

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AppBlocker free?

AppBlocker is free to download, with in-app purchases available.

### Is Subnet CIDR Pro free?

Subnet CIDR Pro is free to download, with no in-app purchases.

### Which has better reviews, AppBlocker or Subnet CIDR Pro?

Subnet CIDR Pro is rated higher. AppBlocker averages 4.7 out of 5 from 3 ratings, while Subnet CIDR Pro averages 5.0 from 2 ratings.

### Do AppBlocker or Subnet CIDR Pro have ads?

Neither AppBlocker nor Subnet CIDR Pro shows ads.

### Which is updated more often, AppBlocker or Subnet CIDR Pro?

AppBlocker ships an update every 2 months, and Subnet CIDR Pro fortnightly. Most recently, AppBlocker was updated on November 4, 2026 and Subnet CIDR Pro on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*