Is SEOmatic or Substack more popular?

SEOmatic is used by more websites in our catalog: 1,029 use SEOmatic and 463 use Substack.

Does SEOmatic or Substack have higher-authority sites?

SEOmatic sites have the higher median Ahrefs Domain Rating (SEOmatic: 51, Substack: 32).

Is SEOmatic or Substack growing faster?

Between 2026-06 and 2026-07, SEOmatic went from 0.14% to 0.12% of all tracked sites, while Substack went from 0.06% to 0.05%. Substack is gaining ground faster in our index.

Can a site use both SEOmatic and Substack?

No. A site runs a single CMS / website platform, so SEOmatic and Substack are mutually exclusive.

Where does this SEOmatic vs Substack data come from?

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.

SEOmatic vs Substack — Site Stats Database

SEOmatic vs Substack

A side-by-side comparison of two content management systems, based on the 515,058 CMS sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	SEOmatic	Substack
Websites	1,029	463
Market share	0.20%	0.09%
Share of top 10K sites	0.17%	0.02%
Share of top 100K sites

Rank	#28	#45

Median DR	51	32

Average DR	49	34

Median keywords	1,481	957

Median referring domains	943	435

Median domain age	21 yrs	8 yrs

Average domain age	20 yrs	10 yrs

Average monthly traffic	101,445	258,619

Combined monthly traffic	104,386,975	119,740,796

umd.edu
LanguageEnglish
DR (Ahrefs)90
Total Keywords539,975
Referring Domains142,986
Domain Age40 yrs
Traffic (Jun 2026)11,576,648
Traffic Trend
TechnologySEOmatic
themodernproper.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords229,805
Referring Domains18,216
Domain Age12 yrs
Traffic (Jun 2026)9,197,484
Traffic Trend
Technology
playbill.com
LanguageEnglish
DR (Ahrefs)83
Total Keywords253,489
Referring Domains44,918
Domain Age31 yrs
Traffic (Jun 2026)4,713,906
Traffic Trend
Technology
centralparknyc.org
LanguageEnglish
DR (Ahrefs)78
Total Keywords24,497
Referring Domains14,724
Domain Age28 yrs
Traffic (Jun 2026)4,519,398
Traffic Trend
Technology
alaska.org
LanguageEnglish
DR (Ahrefs)73
Total Keywords85,560
Referring Domains9,741
Domain Age31 yrs
Traffic (Jun 2026)3,553,886
Traffic Trend
TechnologySEOmatic
chwinery.com
LanguageEnglish
DR (Ahrefs)66
Total Keywords47,167
Referring Domains4,212
Domain Age19 yrs
Traffic (Jun 2026)2,031,448
Traffic Trend
Technology
virginiabeach.gov
LanguageEnglish
DR (Ahrefs)72
Total Keywords48,340
Referring Domains2,699
Domain Age7 yrs
Traffic (Jun 2026)2,016,565
Traffic Trend
Technology
smoothieking.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords38,002
Referring Domains4,894
Domain Age30 yrs
Traffic (Jun 2026)1,984,919
Traffic Trend
Technology
bobsredmill.com
LanguageEnglish
DR (Ahrefs)77
Total Keywords111,342
Referring Domains16,889
Domain Age29 yrs
Traffic (Jun 2026)1,907,069
Traffic Trend
Technology
deathpenaltyinfo.org
LanguageEnglish
DR (Ahrefs)74
Total Keywords25,897
Referring Domains13,987
Domain Age25 yrs
Traffic (Jun 2026)1,730,330
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
umd.edu	English	90	539,975	142,986	40 yrs	11,576,648		SEOmatic

cbsnews.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords5,029,881
Referring Domains486,461
Domain Age31 yrs
Traffic (Jun 2026)59,376,408
Traffic Trend
TechnologySubstack
substack.com
LanguageEnglish
DR (Ahrefs)94
Total Keywords5,643,513
Referring Domains561,764
Domain Age16 yrs
Traffic (Jun 2026)51,156,090
Traffic Trend
Technology
thefp.com
LanguageEnglish
DR (Ahrefs)76
Total Keywords39,018
Referring Domains17,521
Domain Age24 yrs
Traffic (Jun 2026)738,323
Traffic Trend
TechnologySubstack
azdesertswarm.com
LanguageEnglish
DR (Ahrefs)51
Total Keywords11,126
Referring Domains6,455
Domain Age17 yrs
Traffic (Jun 2026)664,536
Traffic Trend
Technology
thebulwark.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords23,103
Referring Domains13,098
Domain Age15 yrs
Traffic (Jun 2026)259,028
Traffic Trend
Technology
brokenpalate.com
LanguageEnglish
DR (Ahrefs)40
Total Keywords3,164
Referring Domains295
Domain Age5 yrs
Traffic (Jun 2026)214,374
Traffic Trend
Technology
r-bloggers.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords27,627
Referring Domains8,306
Domain Age16 yrs
Traffic (Jun 2026)212,820
Traffic Trend
Technology
donaldrobertson.name
LanguageEnglish
DR (Ahrefs)45
Total Keywords1,679
Referring Domains874
Domain Age12 yrs
Traffic (Jun 2026)202,345
Traffic Trend
Technology
noahpinion.blog
LanguageEnglish
DR (Ahrefs)73
Total Keywords10,103
Referring Domains5,453
Domain Age3 yrs
Traffic (Jun 2026)174,978
Traffic Trend
Technology
jonathanlack.com
LanguageEnglish
DR (Ahrefs)11
Total Keywords6,130
Referring Domains697
Domain Age14 yrs
Traffic (Jun 2026)174,145
Traffic Trend
Technology