What are some alternatives?
When comparing Cronly and Healthchecks.io, you can also consider the following products
Cronitor - Monitor cron jobs, micro-services, daemons and almost anything else, no setup required. Easier cron troubleshooting and no more silent failures.
Cronhub - Cronhub helps you to easily monitor all your cron jobs in a beautiful dashboard. It alerts you when your cron job doesn't run on time or it fails.
crontab guru - The quick and simple editor for cron schedule expressions by Cronitor
PushMon - PushMon is a new kind of cloud-based monitoring system.
Posthook - Simple, Robust Job Scheduling For Your Application
DownDetector - A simple service to tell you whether a website is down.