Technology Comparison

Fathom vs Google Tag Manager

Side-by-side comparison based on real-world adoption data from 96,265 detections across analyzed websites.

Market Share Distribution

Fathom (1%)Google Tag Manager (99%)
Total Detections
645
Fathom
95,620
Google Tag Manager
HIGHER
Websites Using
644
Fathom
99,006
Google Tag Manager
HIGHER
Used Together
284
websites use both
0% OVERLAP

Fathom

Analytics

Privacy-first website analytics that doesn't track personal data. GDPR, CCPA, and PECR compliant with simple, clear dashboards.

645 detections
644 sites
Visit WebsiteView Profile

Google Tag Manager

Analytics

Free tag management system for deploying marketing and analytics tags without code changes. Supports triggers, variables, and version control.

95,620 detections
99006 sites
Visit WebsiteView Profile

Our Analysis

Google Tag Manager is significantly more popular than Fathom in our dataset, appearing on 99006 websites compared to 644. 284 websites use both technologies together (0% overlap). Both are in the Analytics category, making them direct alternatives.

Sites Using Both (284)

abcam.comaccringtonstanley.co.ukadservicemedia.dkadtr.coadtraction.comadventurecanada.comafcb.co.ukafcwimbledon.co.ukaffiliatefuture.co.ukaffiliatefuture.comaimplas.esalitu.comandroidheadlines.comartsmia.orgasmag.comaspenmusicfestival.comautorevue.ataymag.combadmintonengland.co.ukbarnsleyfc.co.uk

Only Fathom

2ality.com34sp.com4dayweek.io777-baccarat.com8cantwait.orgaaronparecki.comacoustica.comadaptec.comafflift.comaiprm.com

Only Google Tag Manager

000webhost.com007.com007museum.com00m.in0120-74-4510.com013.nl01net.it021.rs0221.com.ar0223.com.ar

Frequently Asked Questions

What is the difference between Fathom and Google Tag Manager?

Google Tag Manager is significantly more popular than Fathom in our dataset, appearing on 99006 websites compared to 644. 284 websites use both technologies together (0% overlap). Both are in the Analytics category, making them direct alternatives.

Which is more popular, Fathom or Google Tag Manager?

Google Tag Manager is more widely adopted with 95620 detections compared to Fathom's 645 detections in our dataset.

Can Fathom and Google Tag Manager be used together?

Yes, 284 websites in our dataset use both Fathom and Google Tag Manager together.

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Fathom vs Google Tag Manager - Comparison & Market Share | StackOptic