
Ahrefs
Moz
SE Ranking
Profound
Serpstat
Otterly.AI
Surfer SEO
All-in-one Marketing Toolkit for digital marketing professionals.

Cloaked
Browse.live
DuckDuckGo
Ugly Email for FireFox
Sentinel Pro
Brave
Sequirly
Protect your privacy and block email trackers: Gblock protects your privacy in Gmail by blocking email senders from tracking you.

Which is more popular?
Based on our record, SEMRush seems to be a lot more popular than Gblock. While we know about 19 links to SEMRush, we've tracked only 1 mention of Gblock.
Website, pricing, platforms and company facts side by side.
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|
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|---|---|---|
| Website | semrush.com | gblock.app |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of SEMRush yet.
Gblock is a Chrome extension that protects your privacy in Gmail by blocking email senders from tracking you. Gblock provides you with full protection against email tracking, shielding you from tracking links, spy pixels, and anonymizing you via our proxy. Plus, with automated tracker detection,...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
SEMRush is particularly recommended for SEO specialists, digital marketing agencies, content marketers, and businesses of all sizes who are serious about improving their search engine rankings and digital marketing strategies. It is also suitable for PPC managers and social media strategists who need comprehensive tools for campaign analysis and tracking.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
SEMRush Review 2020 ☑️ Best Keyword Research Tool in 2020? 😱 SEMRush Tutorial
More videos
Using gBlocks® Gene Fragments as Synthetic Templates for qPCR
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing SEMRush and Gblock.
Gblock's answer:
Gblock protects you from spy pixels, tracking links and anonymizes you via our proxy. Our automated tracker detection keeps us one step ahead of new trackers. No other Chrome extension offers this level of protection!
Gblock's answer:
Gblock offers the most comprehensive protection against email tracking. Unlike competitors, it includes spy pixel blocking, tracking link protection, proxy anonymization, and automated tracker detection.
Gblock's answer:
Javascript, Ruby on Rails
Gblock's answer:
Privacy-focused users who do not want their actions tracked without explicit permission.
Share your experience with using SEMRush and Gblock. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


4Presence Scout includes Google keyword rankings beside the AI answers on every plan; with Semrush, rank tracking is a separate bundle.
Say they read the public interface: Miraqo, SE Ranking, Otterly.AI, Peec AI (logged out; its add-on models run through APIs) and Profound. Semrush says its answers are "captured from real requests and not via any APIs...
Semrush provides a broad feature set. Use it for competitor analysis and site health. The Copilot feature gives recommendations based on your specific site data. It assists teams managing several projects at once and...
We have no reviews of Gblock yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Semrush offers a solid checker for brand mentions in AI searches. Go Fish Digital provides a detailed manual review for one page. Betteraeo is built specifically for AEO, providing a full score and technical gap analysis. - Source: dev.to / 5 months ago
Unveiling the Advanced SEO Strategies: 1. Strategic Keyword Domination: Identify high-value, long-tail keywords relevant to your niche. Leverage keyword mapping to align content with specific stages of the customer journey. Tools... - Source: dev.to / over 2 years ago
I use SEMRush (semrush.com/) a lot when researching a niche. I would input the URL of a competitor, and then examine "competitors of organic key words" -- to find related websites that compete with the input URL website. I would spent... Source: over 3 years ago
- Doesn’t leak any data to third parties I’ve been experimenting with this problem myself and I built a small extension called gblock (https://gblock.app. - Source: Hacker News / about 1 year ago
When comparing SEMRush and Gblock, you can also consider the following products.

Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
Compare Ahrefs to SEMRush or Gblock:

Cloaked can help anonymise screenshots and photos, blurring faces and text before sharing with others online.
Compare Cloaked to SEMRush or Gblock:

Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
Compare Moz to SEMRush or Gblock:
Browse.live eliminates your search ads (and fades the rest), keeps you anonymous when you search, and protects you from deceptive sites.
Compare Browse.live to SEMRush or Gblock:

All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Compare SE Ranking to SEMRush or Gblock:

The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.
Compare DuckDuckGo to SEMRush or Gblock: