Comparison

OneUptime vs Better Stack

OneUptime lands on Depends, and Better Stack lands on Worth it.

OneUptime

Depends

Confidence: Medium

Buy if you're an engineering team wanting Datadog/PagerDuty scope under open-source licensing and can run it yourself.

Read the full report

Better Stack

betterstack.com

Worth it

Confidence: Medium

Buy if you're a startup or SMB that wants Datadog-class monitoring, on-call, and status pages without Datadog's bill.

Read the full report

OneUptime versus Better Stack
Compare	OneUptime	Better Stack
Verdict	Depends	Worth it
Best for	DevOps teams ditching Datadog bills	Startups ditching Datadog bills
Who it's not for	Teams needing only simple uptime checks . Uptime Kuma does it for free	Enterprises needing Datadog-scale APM depth
Privacy	Active 2025-2026 CVE history including critical RCE/command injection and privilege escalation; fixes appear shipped, but vet before sensitive deployments.	No known public vulnerabilities found in the sources reviewed.¹⁶
Support quality	G2 review cites unhelpful support response.	Superior support praised across multiple reviews
Public sentiment	Praise centers on it being an awesome open-source bargain, while Reddit and G2 voices report dislikes and weak support.^⁶	Users consistently praise ease of implementation, support quality, and affordability versus Datadog.^⁵
Biggest gotcha	Security track record: several critical CVEs in the past year . patch self-hosted deployments fast.¹²	Responders, monitor packs, status pages, heartbeats are priced separately . bills fragment

Pick OneUptime when

DevOps teams ditching Datadog bills
Open-source / self-host shops
Teams bundling uptime, on-call, status page
Engineering-led startups with on-call rotations

When OneUptime is not a fit

Teams needing only simple uptime checks . Uptime Kuma does it for free
Non-technical teams; self-hosting and upgrades demand real ops skill
Buyers who need responsive vendor support
Strict-security orgs unwilling to vet its CVE history

Pick Better Stack when

Startups ditching Datadog bills
Small dev teams needing on-call
SaaS wanting polished status pages
Cost-sensitive observability buyers

When Better Stack is not a fit

Enterprises needing Datadog-scale APM depth
Teams wanting one flat, predictable invoice
Anyone unwilling to meter logs and traces per GB
Non-technical teams . this is engineer tooling

Sources

OneUptime . official siteoneuptime.com
official
OneUptime pricingoneuptime.com
official
GitHub . OneUptime/oneuptimegithub.com
official
Show HN: OneUptime . open-source Datadog alternativenews.ycombinator.com
review
G2 . OneUptime reviewsg2.com
review
AppSumo . OneUptime reviewsappsumo.com
review
Reddit r/sre . open-source incident.io alternativereddit.com
review
Reddit r/OpenTelemetry . Datadog alternative threadreddit.com
review
SentinelOne . CVE-2026-32306 SQLisentinelone.com
security
GBHackers . critical command injectiongbhackers.com
security
NVD . CVE-2026-30920nvd.nist.gov
security
Kodem Security . CVE-2026-30957kodemsecurity.com
security
SpotSaaS . OneUptime vs Uptimia pricingspotsaas.com
review
Who Funded OneUptime . YC backingbilliondollarpitchdecks.com
news
Better Stack homepagebetterstack.com
official
Product security pagebetterstack.com
security