Paste a five-field cron expression — the tool breaks it down, describes the schedule in plain English, and lists the next run times in your timezone.
Runs in your browser — data is not sent to a serverFormat: minute hour day-of-month month day-of-week. Supports *, numbers, ranges (9-18), steps (*/15, 1-30/5), and comma-separated lists. Day of week: 0 or 7 means Sunday. If both day-of-month and day-of-week are restricted, either one triggers — as in classic cron.
Timestamp to date and back, with the current timestamp ticking live.
Date CalculatorDays between dates, business days, and date ± period.
Random Number GeneratorNumbers in any range — unique, sorted, or both.
JSON ↔ YAML ConverterConfigs from JSON to YAML and back — with syntax validation.
We'll collect and tidy up website data: prices, products, contacts, reviews — in the format and at the frequency you need.