# SubVT vs Block Checker

The clearest difference is update cadence: SubVT at every 2 months against Block Checker's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SubVT ships an update every 2 months, Block Checker every 4 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SubVT | Block Checker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free |
| Size | 52 MB | 41 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Helikon Teknoloji ve Medya Ticaret Limited Sirketi](https://appshunter.io/developer/1602653457) | [ONLYAPPS](https://appshunter.io/developer/1664276979) |

## What reviewers say

### SubVT

[App page](https://appshunter.io/ios/app/subvt/id1602653455)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Block Checker

[App page](https://appshunter.io/ios/app/block-checker-rkn-directory/id6480104893)

Quickly determine if a website is blocked in Russia or if it restricts users from Russia. This tool provides instant results from up-to-date databases, allowing users to check domain status without registration. It's designed for developers, administrators, and anyone curious about website accessibility.

**Highlights:** Instant block status check, Two directory types (Blocked by RKN, Blocking Russia), Up-to-date database, No registration required, Smart search by partial name, Minimalist interface

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

**In-app purchases:** none


## Frequently asked questions

### Is SubVT free?

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

### Is Block Checker free?

Block Checker is free to download, with no in-app purchases.

### Do SubVT or Block Checker have ads?

Neither SubVT nor Block Checker shows ads.

### Which is updated more often, SubVT or Block Checker?

SubVT ships an update every 2 months, and Block Checker every 4 months. Most recently, SubVT was updated on October 25, 2026 and Block Checker on October 30, 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.*