Cronicle is described as 'multi-server task scheduler and runner, with a web based front-end UI' and is an app in the Office & Productivity category. There are more than 10 alternatives to Cronicle for Online / Web-based, Windows, Linux and SaaS. The best alternative is corntab, which is both free and Open Source. Other great apps like Cronicle are System Scheduler (Freemium), EasyCron (Freemium), VisualCron (Paid) and Task Scheduler (Free).
System Scheduler for Windows, Free Task Scheduling Software replace Microsoft Windows Task Scheduler The free version can schedule applications to run, popup reminders and watch for specific windows and send keypresses.
The Task Scheduler is a Windows feature which can set your computer to automatically perform routine tasks. The Task Scheduler does this by monitoring whatever criteria you choose to initiate the tasks, and then executing the tasks when the criteria is met.