Technical Verdict & Decision Factors

Plausible Analytics and Fathom Analytics are lightweight, privacy-focused web analytics solutions designed to operate without cookies and comply with GDPR. Plausible stands out for its open-source Elixir codebase and self-hosting capabilities, while Fathom operates as a managed SaaS on AWS infrastructure.

Scale-ups & Agile Teams

Choose Plausible Analytics if

Ideal for teams with strict data sovereignty requirements who prefer to self-host the backend on their own infrastructure and leverage open-source code auditing.

Get started with Plausible Analytics (opens in a new tab)
Enterprise & Compliance

Choose Fathom Analytics if

Optimal for organizations looking for a fully managed commercial solution without maintaining their own infrastructure, accepting US cloud provider dependencies.

Get started with Fathom Analytics (opens in a new tab)

Key Differentiators

  • Open-source AGPL-3.0 licensing model versus proprietary SaaS.
  • Full self-hosting capability with Plausible versus proprietary managed infrastructure in Fathom.
  • Elixir technology stack with Plausible versus PHP Laravel Vapor in Fathom.
Weights 40% DX, 40% Fair Pricing, 20% PerformanceRecommended winner for this scenario:Fathom Analytics (8.7/10)
Plausible Analytics7.1/10
Fathom Analytics8.7/10
Weights 45% Security & Governance, 35% Reliability, 20% DXRecommended winner for this scenario:Plausible Analytics (7.5/10)
Plausible Analytics7.5/10
Fathom Analytics7.5/10
Weights 55% Data Portability, 25% Fair Pricing, 20% SecurityRecommended winner for this scenario:Plausible Analytics (4.7/10)
Plausible Analytics4.7/10
Fathom Analytics4.6/10

Side-by-Side Feature Comparison

Plausible Analytics vs Fathom Analytics
Datasheet
Commercial Model & Pricing
Base PriceContact Sales$15.00/mo
Pricing ModelPaidPaid
Score4.5/5.0(1 review)4.5/5.0(1 review)
VerifiedVerifiedVerified tool: Audited technical attributesVerifiedVerified tool: Audited technical attributes
Core Features Matrix
Specific Capabilities for Web Analytics & Privacy
Cookieless (Native GDPR)CompatibleCompatible
Built-in Session ReplayNot availableNot available
Feature Flags / ExperimentationNot availableNot available
Direct SQL/ClickHouse ExportNot availableCompatible
Unlimited Event RetentionNot availableNot available
Enterprise Architecture & Security (7 Universals)
REST & GraphQL APICompatibleCompatible
SSO / SAML AuthenticationNot availableNot available
Self-Hosted OptionCompatibleNot available
Full Data ExportCompatibleCompatible
Role-Based Access Control (RBAC)CompatibleCompatible
Custom Domains & SSLCompatibleCompatible
Immutable Audit LogsNot availableNot available
Architecture & Verified Specs
Compliance & Data Sovereignty
Audited Certifications
GDPR
GDPR
SSO (SAML) AvailabilityNot availableNot available
Legal Headquarters & JurisdictionEECA
Subject to US CLOUD ActImmune (EU Sovereignty)Subject (US Extraterritorial)
Data ResidencyEU, SELF_HOSTEDEU, US
Open Source Telemetry & Code Sovereignty
GitHub Stars 29.7kProprietary / Closed Source
Latest Commit / VitalityOct 30, 2026Proprietary / Closed Source
SPDX LicenseAGPL-3.0Proprietary / Closed Source
Primary LanguageElixirCloud / SaaS
Minimum RAM RequiredCloud ManagedCloud Managed
Visit WebsiteTry Plausible Analytics (opens in a new tab)Try Fathom Analytics (opens in a new tab)

Last technical review:

Technical Scorecard Comparison
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Technical Scorecard Comparison: Plausible Analytics vs Fathom Analytics

Plausible Analytics88/100
Fathom Analytics88/100
DX & Tech Documentation
Plausible Analytics
90
Fathom Analytics
90
Pricing Fairness
Plausible Analytics
85
Fathom Analytics
85
Security & Governance
Plausible Analytics
92
Fathom Analytics
92
Data Portability & Sovereignty+8 pts Plausible Analytics
Plausible Analytics
88
Fathom Analytics
80
Performance & Reliability+8 pts Fathom Analytics
Plausible Analytics
85
Fathom Analytics
93

Time to Value & Fit by Segment: Plausible Analytics vs Fathom Analytics

Plausible Analytics

Time-to-Value:< 1 hour (Immediate)
Curve:Low (Intuitive)

Near-instantaneous deployment with minimal technical friction.

Fathom Analytics

Time-to-Value:< 1 hour (Immediate)
Curve:Low (Intuitive)

Near-instantaneous deployment with minimal technical friction.

Segment Fit Comparison

Startup & Agile Teams1 to 50 members
Plausible Analytics
90%
Fathom Analytics
90%
Mid-Market & Scaleup50 to 500 members
Plausible Analytics
80%
Fathom Analytics
80%
Corporate Enterprise500+ members
Plausible Analytics
60%
Fathom Analytics
60%
Pricing & Licensing Breakdown
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Billing Clauses & SSO Tax: Plausible Analytics vs Fathom Analytics

Plausible Analytics

No SSO Documented

Does not document enterprise SAML or OIDC single sign-on support.

Free:Free trial available for 30 days, no permanent free tier.
  • Pricing scales directly with monthly pageviews across your sites.

Fathom Analytics

No SSO Documented

Does not document enterprise SAML or OIDC single sign-on support.

  • Overage fees apply automatically if monthly pageview limits are exceeded across plans.
TCO & Savings CalculatorTCO 1-3Y
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Indie / Solo (1 active user)

Solo developer or independent technical founder.

Plausible Analytics

Most Cost-Effective
Base Monthly Cost:$12/month
12-Month Investment:$122/year
36 Months (3 years):$366

Fathom Analytics

Base Monthly Cost:$15/month
12-Month Investment:$153/year
36 Months (3 years):$459
Estimated Financial Differential

Plausible Analytics: $31 USD/year ($93 USD 36 Months (3 years)).

Startup (10 active users)

Agile engineering team in validation and early traction stage.

Plausible Analytics

Most Cost-Effective
Base Monthly Cost:$120/month
12-Month Investment:$1,224/year
36 Months (3 years):$3,672

Fathom Analytics

Base Monthly Cost:$150/month
12-Month Investment:$1,530/year
36 Months (3 years):$4,590
Estimated Financial Differential

Plausible Analytics: $306 USD/year ($918 USD 36 Months (3 years)).

Growth (25 active users)

Scaling company with team governance and granular access control requirements.

Plausible Analytics

Most Cost-Effective
Base Monthly Cost:$300/month
12-Month Investment:$3,060/year
36 Months (3 years):$9,180

Fathom Analytics

Base Monthly Cost:$375/month
12-Month Investment:$3,825/year
36 Months (3 years):$11,475
Estimated Financial Differential

Plausible Analytics: $765 USD/year ($2,295 USD 36 Months (3 years)).

Scaleup (100 active users)

Established organization with enterprise security policies and mandatory SAML/SSO.

Plausible Analytics

Most Cost-Effective
Base Monthly Cost:$1,200/month
12-Month Investment:$12,240/year
36 Months (3 years):$36,720

Fathom Analytics

Base Monthly Cost:$1,500/month
12-Month Investment:$15,300/year
36 Months (3 years):$45,900
Estimated Financial Differential

Plausible Analytics: $3,060 USD/year ($9,180 USD 36 Months (3 years)).

Usage Billing PredictabilityWhat usage costs as you scale
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Prototype / MVP (100.000 eventos)

Comparative projection for Audited Events per Month

Plausible Analytics

Overage penalty:$0
Estimated Monthly Invoice:$20/mo
Low Risk

Fathom Analytics

Most Cost-Effective
Overage penalty:$0
Estimated Monthly Invoice:$15/mo
Low Risk

Base Production (1.000.000 eventos)

Comparative projection for Audited Events per Month

Plausible Analytics

Overage penalty:+$26/mo
Estimated Monthly Invoice:$46/mo
Moderate Risk

Fathom Analytics

Most Cost-Effective
Overage penalty:+$5/mo
Estimated Monthly Invoice:$20/mo
Low Risk

Active Growth (10.000.000 eventos)

Comparative projection for Audited Events per Month

Plausible Analytics

Overage penalty:+$341/mo
Estimated Monthly Invoice:$361/mo
Critical Risk

Fathom Analytics

Most Cost-Effective
Overage penalty:+$41/mo
Estimated Monthly Invoice:$56/mo
High Risk

Large Scale (50.000.000 eventos)

Comparative projection for Audited Events per Month

Plausible Analytics

Overage penalty:+$1741/mo
Estimated Monthly Invoice:$1,761/mo
Critical Risk

Fathom Analytics

Most Cost-Effective
Overage penalty:+$176/mo
Estimated Monthly Invoice:$191/mo
Critical Risk
Bidirectional Migration Friction Index (MFI)
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Bidirectional Migration Friction Index (MFI)

Plausible AnalyticsFathom Analytics
Smooth Migration

Migration friction: Plausible Analytics to Fathom Analytics

0/100

Agile transition with low operational risk and native export/API support.

Critical Factors Evaluated

Smooth path: native export support, ingestion API, and authentication parity.

Fathom AnalyticsPlausible Analytics
Smooth Migration

Migration friction: Fathom Analytics to Plausible Analytics

0/100

Agile transition with low operational risk and native export/API support.

Critical Factors Evaluated

Smooth path: native export support, ingestion API, and authentication parity.

Migration & Portability Verdict

Migration friction is symmetric (0/100 in both directions). Both platforms exhibit comparable switching barriers in terms of data export, public APIs, and credential continuity.

Technical Transition Playbook: Plausible Analytics to Fathom AnalyticsCLI Runbook
4-stage execution protocol to switch dependencies with zero data loss and verifiable rollback.
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01

Data Extraction & Baseline Snapshot

Full export of Plausible Analytics datasets in audited formats (CSV, JSON). Secure an immutable snapshot prior to cutover.

GET /api/v1/stats/timeseries
02

Schema Mapping & Contract Validation

Normalize entity identifiers, timestamps, and event payloads between Plausible Analytics APIs and destination schema in Fathom Analytics.

# Schema mapping & validation
npx tsx scripts/map-migration.ts --source=plausible-analytics --target=fathom-analytics
03

Dual-Ingestion Period (Dual-Writing)

Simultaneous telemetry dispatch to Plausible Analytics and Fathom Analytics for 72 hours to contrast volume, integrity, and latency without downtime.

export TELEMETRY_PRIMARY="fathom-analytics"
export TELEMETRY_SECONDARY="plausible-analytics"
04

Decommissioning & Rollback Safety

De-instrument Plausible Analytics SDK, archive snapshot in cold S3 storage, and confirm zero ongoing billing.

# Check decommission
curl -I "https://plausible.io/"

Architecture Decision Record for CTOs & Tech Leads

Production-ready technical document for Notion, Confluence, or Pull Requests

Select recommended tool:
Community Sentiment & Commercial Terms
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Technical Reputation of Plausible Analytics

85/100 Technical Trust

Frequent Praises in Production

  • Ultra-lightweight tracking script under 1 KB that does not block rendering.
  • Strict GDPR compliance without requiring cookie consent banners.
  • Open-source self-hosted model for complete data control.

Reported Production Frictions

  • No permanent free tier for hosted commercial usage.
  • Lacks advanced session-level behavior analytics or heatmaps.
Commercial Treatment & Vendor Lock-in:Self-Service in Dashboard

Cancellation flow is autonomous via billing portal or subscription settings.

Technical Reputation of Fathom Analytics

82/100 Technical Trust

Frequent Praises in Production

  • Strict regulatory compliance without requiring cookie consent banners
  • Ultra-lightweight tracking script that does not impact site performance
  • Unified and simplified interface compared to traditional suites

Reported Production Frictions

  • Lack of a permanent free tier for small projects
  • Limited advanced funnel analysis capabilities compared to enterprise suites
Commercial Treatment & Vendor Lock-in:Self-Service in Dashboard

Cancellation flow is autonomous via billing portal or subscription settings.

Frequently Asked Questions: Plausible Analytics vs Fathom Analytics

What are the key differences between Plausible Analytics and Fathom Analytics?

Plausible Analytics and Fathom Analytics are lightweight, privacy-focused web analytics solutions designed to operate without cookies and comply with GDPR. Plausible stands out for its open-source Elixir codebase and self-hosting capabilities, while Fathom operates as a managed SaaS on AWS infrastructure.

How do Plausible Analytics and Fathom Analytics pricing compare?

Plausible Analytics starts at 0/mo under paid tier, while Fathom Analytics starts at 15.00/mo with paid billing.

When should you choose Plausible Analytics over Fathom Analytics?

If your priority is Lightweight and privacy-friendly cookie-free Google Analytics alternative, Plausible Analytics is the optimal choice; for Lightweight, privacy-focused website analytics as a Google Analytics alternative., Fathom Analytics provides superior benefits.

Explore more alternatives