Best alternatives to TTFB Checker (2026)
10 Chrome extensions that do a similar job to TTFB Checker, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
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TTFB Checker alternatives, compared
- 1
LLMs.txt Checker
Check if websites implement llms.txt and llms-full.txt files
≈2K users3.7★ from 3 ratingsUpdated 7 months ago7 permissions- A similar number of users to TTFB Checker
- Updated more recently
- Asks for more permissions (7 vs 1)
- 2
Hreflang Checker
Quickly check hreflang tags on webpages for SEO. Validate return links, language codes, canonical URLs, and detect geo-IP redirects.
≈6K users4.0★ from 4 ratingsUpdated 3 months ago5 permissions- About 3.0× more users than TTFB Checker
- Updated more recently
- Asks for more permissions (5 vs 1)
- 3
Framer Checker
Check if a website was made using Framer.com
≈3K users4.2★ from 5 ratingsUpdated 15 months ago3 permissions- About 1.5× more users than TTFB Checker
- Updated more recently
- Asks for more permissions (3 vs 1)
- 4
Page Checker
Analyze web pages for SEO essentials and best practices with a single click
396 users5.0★ from 2 ratingsNot updated for 2+ years3 permissions- About 5.1× fewer users than TTFB Checker
- Updated less recently
- Asks for more permissions (3 vs 1)
- 5
SSL Checker
Use SSL Checker to check HTTPS certificates, verify SSL details, and monitor certificate expiration dates.
404 users5.0★ from 7 ratingsUpdated 3 months ago2 permissions- About 5.0× fewer users than TTFB Checker
- Updated more recently
- Asks for more permissions (2 vs 1)
- 6
RGAA Checker
A browser extension to check compliance with the RGAA standard
≈1K users5.0★ from 2 ratingsUpdated 21 months ago1 permissions- About 2.0× fewer users than TTFB Checker
- 7
DNS Checker
Use a DNS Checker to check domain records and view A, MX, TXT, and NS data instantly in your browser.
200 users5.0★ from 11 ratings2 permissions- About 10× fewer users than TTFB Checker
- Asks for more permissions (2 vs 1)
- 8
Free Link Checker by LRT
Free link checker to verify all links on a page. Finds broken, unverified, no-follow, follow, internal, external links.
≈20K users4.3★ from 45 ratingsNot updated for 2+ years7 permissions- About 10× more users than TTFB Checker
- Updated less recently
- Asks for more permissions (7 vs 1)
- 9
Webflow Checker
Checks if this page was built in Webflow This Extension tells you really fast if a website was built in Webflow.
≈3K users5.0★ from 5 ratingsNot updated for 4+ years2 permissions- About 1.5× more users than TTFB Checker
- Updated less recently
- Asks for more permissions (2 vs 1)
- 10
DNSSEC Checker
Check DNSSEC for domain
≈1K users4.0★ from 4 ratingsNot updated for 2+ years3 permissions- About 2.0× fewer users than TTFB Checker
- Updated less recently
- Asks for more permissions (3 vs 1)
TTFB Checker alternatives: questions
What is the best alternative to TTFB Checker?
By users, the most popular alternative is Free Link Checker by LRT with ≈20K users and a 4.3-star rating. The closest match by what it does is LLMs.txt Checker.
How many alternatives to TTFB Checker are there?
We list 10 close alternatives to TTFB Checker on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.