Uptime Robot vs Uptime Kuma vs SecuryBlack: Which to Use in 2026

2026-03-29·8 min read

If you're evaluating an uptime monitoring tool in 2026, you've probably seen these three names. The short answer: Uptime Robot if you want something quick without thinking, Uptime Kuma if you prefer to host it yourself, and SecuryBlack if you need uptime monitoring along with breach monitoring and backup heartbeats in a single dashboard.

The long answer, below.

Quick comparison table

| | Uptime Robot | Uptime Kuma | SecuryBlack | |---|---|---|---| | Type | SaaS (cloud) | Self-hosted | SaaS (cloud) | | Base price | Free (50 monitors) | Free (self-hosted) | Free (5 monitors) | | HTTP / TCP | ✓ | ✓ | ✓ | | Heartbeats (cron/backup) | ✓ (paid plan) | ✓ | ✓ | | Breach monitoring | ✗ | ✗ | ✓ | | Server metrics | ✗ | ✗ | ✓ (OxiPulse) | | Minimum interval | 5 min (free) / 1 min (paid) | 20s | 5 min (free) | | Notifications | Email, Slack, SMS... | Email, Telegram, Discord... | Email | | Interface language | English | English / multi | Spanish | | Open source | ✗ | ✓ | Partial (OxiPulse) | | Self maintenance | No | Yes | No |

Uptime Robot

Uptime Robot has been around since 2010. It's the reference when someone searches for "free uptime monitoring" because its free plan is generous: up to 50 monitors with checks every 5 minutes. It works without installing anything, in 2 minutes you have the first monitor active.

Strengths:

Generous free plan (50 HTTP, TCP, ping, keyword monitors)
Many notification channels: email, Slack, Telegram, Discord, PagerDuty, SMS
DevOps tool integrations (Zapier, public status pages)
Proven reliability for more than 15 years

Limitations:

Checks every minute are only on paid plans (from ~$7/month)
Heartbeats for cronjobs and backups are only available on paid plans
No security monitoring (breaches, server metrics)
Interface in English only

For whom: Teams that need a dedicated monitoring stack, with many monitors, integrations with existing tools, and public status pages for clients.

Uptime Kuma

Uptime Kuma is open source and self-hosted. You install it on your own server (Docker, a VPS, a Raspberry Pi) and have total control over your data. Its UI is modern, dashboards are clean, and the community is very active on GitHub.

Strengths:

Completely free, no monitor limits
Your data doesn't leave your infrastructure
Wide variety of monitor types: HTTP, TCP, DNS, ping, Docker containers, databases
Many notification channels (more than 90: Telegram, Discord, Slack, Gotify...)
Homelab community favorite

Limitations:

You need a server to host it yourself (VPS, homelab, etc.)
You manage updates, backups, and high availability
If your server goes down, the monitoring also goes down unless you replicate it
No breach monitoring or backup heartbeats integrated

For whom: Homelabbers, sysadmins with their own infrastructure, teams with a strict policy that data doesn't leave their servers, or anyone who prefers not to depend on a third party for monitoring.

SecuryBlack

SecuryBlack is not just an uptime monitoring tool: it's a security and infrastructure dashboard. In addition to HTTP and TCP uptime, it includes data breach monitoring (if your emails appear in leaks), heartbeats to verify that your scripts and backups run correctly, and server metrics through OxiPulse, the open source agent written in Rust.

Strengths:

Everything in a single dashboard: uptime + breaches + heartbeats + server metrics
Designed for the Spanish-speaking market (interface, support, and documentation in Spanish)
Currently free during the beta
No installation for uptime monitoring and breach scanner
Heartbeats included in the free plan (don't require a paid plan like in Uptime Robot)

Limitations:

Fewer notification channels for now (email; Telegram on the roadmap)
Minimum interval of 5 minutes on the free plan
Fewer integrations with external tools (Zapier, PagerDuty, etc.)
Younger product: fewer years of track record

For whom: Developers and small businesses that want visibility over their infrastructure and their security from a single place, especially if they operate in Spanish and don't want to manage separate tools for each type of monitoring.

Comparison by dimensions

Price

The free plan of Uptime Robot covers 50 monitors, sufficient for small and medium projects. If you need more frequent checks or heartbeats, paid plans start from ~$7/month.

Uptime Kuma is free if you already have somewhere to host it. If not, you need a VPS (from ~$4-6/month at providers like Hetzner or DigitalOcean), plus your maintenance time.

SecuryBlack is currently free in beta. The paid plans when it comes out of beta will be Pro ($12/month) and Team ($39/month), with more servers, checks every minute, and multi-channel alerts.

Heartbeats for cronjobs and backups

This is an important differentiating point. Heartbeats allow knowing if your nightly backup really ran, if your database cleanup cronjob didn't fail silently.

Uptime Robot offers them, but only on paid plans. Uptime Kuma includes them at no extra cost. SecuryBlack also includes them in the free plan: you add a curl call at the end of your script and receive an alert if the signal doesn't arrive within the expected time.

If heartbeats are important to you, both Uptime Kuma and SecuryBlack cover them at no cost.

Breach monitoring

No pure uptime monitoring tool includes this. SecuryBlack is the only one of the three that monitors if your email addresses appear in known data leaks and alerts you in real time. If you manage company emails or want a complete view of your security posture, this is difficult to get otherwise without hiring an additional tool.

Privacy and data control

Uptime Kuma wins on privacy by design: your data never leaves your server at any time.

Uptime Robot and SecuryBlack are SaaS, so you trust that the provider manages your data correctly. SecuryBlack explicitly specifies that it doesn't store passwords, uses k-Anonymity for the breach scanner, and allows deleting all your data at any time.

Ease of use

Uptime Robot and SecuryBlack don't require any installation. You create an account and add the first monitor in minutes.

Uptime Kuma requires a server, Docker or Node.js, and knowing what you're doing. It's not complicated for a sysadmin, but it's not for someone who doesn't want to touch a terminal.

When to choose each one?

Choose Uptime Robot if:

You manage dozens of services and need a dedicated monitoring plan
You use integrations with PagerDuty, OpsGenie, or public status pages for clients
Your team already works in English and has budget for the paid plan

Choose Uptime Kuma if:

You have your own infrastructure and don't want to depend on an external SaaS
Data privacy is a non-negotiable priority
You're from the homelab or self-hosted community
You need very specific monitor types (Docker, databases, DNS)

Choose SecuryBlack if:

You want uptime + breaches + heartbeats in a single dashboard without managing multiple tools
You operate in Spain or Latin America and value support and interface in Spanish
You're starting and don't want to pay yet (free beta)
You manage company emails and need to know if they're exposed in leaks
You don't want to administer your own monitoring infrastructure

Conclusion

There is no universal answer. The three tools are good at what they do:

Uptime Robot is the most mature option with the most integrations
Uptime Kuma is the best self-hosted option without limits or SaaS costs
SecuryBlack is the option if you want infrastructure and security monitoring together, in Spanish, without installing anything

If you want to try SecuryBlack, the free plan during the beta includes uptime monitoring, heartbeats, and breach scanner. Register for free here and in 5 minutes you have everything configured.

Do you use Uptime Kuma but want to add breach monitoring without changing tools? SecuryBlack works in parallel — they are not mutually exclusive.