Axiom vs Elasticsearch vs Sentry vs Splunk

Axiom+

Starting price

—

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Elasticsearch+

Starting price

$0/month

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Sentry+

Starting price

$26/month

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Splunk+

Starting price

—

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Attribute	Axiom	Elasticsearch	Sentry	Splunk
Category	Monitoring & Observability	Data & Databases	DevOps & Monitoring	Cybersecurity
Pricing	Paid	Free tier	Free tier	Paid
Starting price	—	✓ $0/month	$26/month	—
Free tier	No	✓ Yes	✓ Yes	No
Free trial	No	✓ Yes	✓ Yes	No
Deployment	—	—	—	—
API available	Unknown	Unknown	✓ Yes	Unknown
Platforms	—	—	—	—
Certifications	—	—	✓ 3	—
Integrations	—	2	✓ 4	—
Company	—	—	—	Founded 2004
Feature attributes
Sso Saml	— Unknown	— Unknown	✓ Yes	— Unknown
Rbac	— Unknown	— Unknown	— Unknown	— Unknown
Mobile App	— Unknown	— Unknown	— Unknown	— Unknown
Webhooks	— Unknown	— Unknown	— Unknown	— Unknown
Data Export	— Unknown	— Unknown	— Unknown	— Unknown
Apm	— Unknown	— Unknown	✓ Yes	— Unknown
Log Management	— Unknown	— Unknown	— Unknown	— Unknown
Error Tracking	— Unknown	— Unknown	✓ Yes	— Unknown
Alerting	— Unknown	— Unknown	✓ Yes	— Unknown
On Call Management	— Unknown	— Unknown	— Unknown	— Unknown

Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.