Comparison

SubVT vs Block Checker

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

Head to head
About

SubVT

Features
Read full description

SubVT (Substrate Validator Toolkit) is an iOS application for phones and tablets that provides validator node operators with tools that aid them in running their validators on Substrate-based blockchain networks. The app provides through a well-designed UX and UI: - Network status information - Active and inactive validator lists - Validator details - Validator performance and income reports - Network reports - Configurable notifications about the on- and off-chain events and transactions related to the validators Download SubVT today to begin monitoring your network and validators.

About

Block Checker

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
Read full description

Instant block check β€” just enter a domain Block Checker is your personal directory of blocked resources. In seconds, find out whether a website is blocked in Russia or whether it blocks users from Russia. Two directories: β€’ Blocked by RKN β€” domains blocked by Roskomnadzor β€’ Blocking Russia β€” websites that independently block Russian IP addresses Why Block Checker: β€’ Instant results β€” data loads in fractions of a second β€’ Up-to-date database β€” regular synchronization with trusted sources β€’ No registration β€” just open and check β€’ Smart search β€” find domains by partial name β€’ Minimalist interface β€” nothing extra Who it’s for: β€’ Web developers β€” check the availability of your services β€’ System administrators β€” diagnose connectivity issues β€’ Website owners β€” monitor the status of your resources β€’ Curious users β€” understand why a site is unavailable Don’t guess β€” check it in seconds with Block Checker.

Screenshots

SubVT4 screens
Block Checker4 screens

Verdict

The call

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.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

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.

Scorecard1 real difference Β· 7 level
SubVT versus Block Checker: the parameters behind the verdict, then further details
ParameterSubVTBlock Checker
PriceFreeFree
Positive reviewsβ€”66.7% of reviews
Update frequencyEvery 2 months β€” betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Free
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPad
Requires iOS16.016.0
Further details β€” not scored
Size52 MB41 MB
Age rating4+4+
DeveloperHelikon Teknoloji ve Medya Ticaret Limited SirketiONLYAPPS

In-app purchases

None

SubVT

No in-app purchases

None

Block Checker

No in-app purchases

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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