An honest comparison. Healthchecks.io is open source and has the most generous free tier in the market — we respect that.
Choose Healthchecks.io if you want monitoring today, need more than 3 free monitors, want to self-host, or prefer open-source tools. It has 20 free monitors and an excellent track record.
Consider cronwiz if you want cron generation, explanation, and validation alongside monitoring, prefer AI-powered alerts, and are okay waiting until Q3 2026. Our paid plan will be cheaper ($5 vs $20/mo), but Healthchecks.io free tier is hard to beat.
| Feature | Healthchecks.io | cronwiz |
|---|---|---|
| Cron monitoring | Coming Q3 2026 | |
| Cron generator | ||
| Cron explainer | ||
| Cross-platform validator | ||
| Free monitors | 20 | 3 |
| Paid plan starting price | $20/mo | $5/mo |
| Paid monitors | 50+ | 25 |
| Alert channels | Email, Slack, PagerDuty, Telegram, webhooks, 20+ | Email, Slack, Discord |
| Grace periods | Planned | |
| Self-hostable | Yes (open source) | |
| API access | Planned | |
| Run history | Varies by plan | 90 days |
| AI-powered alerts |
Healthchecks.io offers 20 free monitors — the most generous free tier in the cron monitoring space. cronwiz will offer 3 free monitors. If you just need basic monitoring for free, Healthchecks.io is the clear winner.
However, cronwiz includes free cron generation, explanation, and validation tools that Healthchecks.io does not offer. If you use these tools regularly, cronwiz provides more overall value even with fewer free monitors.
Healthchecks.io is fully open source (BSD license) and can be self-hosted for free with unlimited monitors. This is a massive advantage for homelabbers and teams with internal infrastructure. cronwiz has no self-hosting option and no plans to add one.
Yes. Use cronwiz for generating and validating your cron expressions (free today), and Healthchecks.io for monitoring them (free with 20 monitors). When cronwiz monitoring launches, you can evaluate whether consolidating to one tool makes sense for your workflow.
Our recommendation
Start with cronwiz for cron generation (free now) and Healthchecks.io for monitoring (free tier). When we launch monitoring in Q3 2026, you can decide if consolidating makes sense. Join the waitlist to get notified.