Ping Clock vs Ultraviolet Observability

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Ping Clock compared with Ultraviolet Observability
Detail	Ping Clock	Ultraviolet Observability
What it does	Cron job and heartbeat monitoring that alerts you when scheduled jobs go quiet	Self-hosted observability platform for Kubernetes that keeps all telemetry data within your firewall
Stage	Not given	Startup
Founded	Not given	Not given
Based in	AE	Not given
Pricing model	Freemium	Paid
Pricing	Free: $0/month for 20 checks. Starter: $9/month (or $90/year) for 100 checks. Pro: $29/month (or $290/year) for 500 checks. Business: $79/month (or $790/year) for 2,000 checks. Founding price: 30% off for first 100 signups.	Evaluation: Free for 30 days with full-function core and unlimited nodes during trial. Connected: $25 per node per month with 10-node minimum, billed on node-minutes. Air-gapped: Annual hand-carried license with no call-home. No per-GB, per-span or per-user fees.
Key features	Exit code tracking from job status Run duration tracking (Pro and Business) Log capture and display (Pro and Business) Email-in pings for tools that only send mail Multiple alert channels: email, Slack, Teams, Discord, webhooks API for managing checks via code (Pro and Business)	Distributed traces and APM with automatic instrumentation across HTTP, gRPC, DNS and databases Logs correlated to traces with severity faceting and live tail Metrics pipeline supporting Prometheus remote-write and Fluent Bit Kubernetes and infrastructure monitoring with node and workload health Dashboards, SLOs with error budgets and Datadog dashboard import Local alerting rules evaluated inside the core routed to Slack, PagerDuty, Teams or email Real user monitoring with Core Web Vitals, session replay and browser to backend trace stitching Multi-site support with remote clusters dialing home over outbound mTLS OpenTelemetry-native support for OTLP over gRPC and HTTP No code instrumentation required for application tracing
What makes it different	Heartbeat monitoring instead of uptime monitoring for jobs that should run, not respond 20 checks free forever with no card required One-line integration: paste curl or code snippet at end of job Founding price: 30% off for first 100 signups Built for developers managing cron jobs and background tasks	Zero telemetry egress and all data stays on customer infrastructure Predictable pricing based on node-minutes with no per-GB or per-span charges Automatic instrumentation with no code changes required
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	23 +5 (up) since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	0	20
Referring domains (Majestic)	0	5

5 details filled in for both companies.

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