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Create a QR code for a link, Wi-Fi, WhatsApp, contact and more, or read one from a photo.
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- Works on any device
Fill in the details to see your QR code.
PNG for phones, chats and websites. SVG and PDF stay sharp at any size, which is best for printing. Tip: point your phone camera at the preview to test it.
3. Style (optional): colors, dots, logo
Choose a photo or screenshot or drag it here
Works with photos of printed codes, screenshots and image files.
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Cron expression helper
Build and understand cron schedules in plain English, with the next run times.
- Free
- No sign-up
- Works on any device
About Cron expression helper
Build a cron schedule with a simple form or paste an expression and read it in plain English, together with the next run times. A standard expression has five fields: minute, hour, day of month, month and day of week. For example, 30 2 * * 1 means 02:30 every Monday.
How to use Cron expression helper
- Set the options above. The result updates live.
- Change anything until it's just right.
- Copy the result or download it.
Why use this tool?
- Private: everything happens in your browser. Nothing you enter is uploaded.
- Free, with no sign-up, no watermark and no limit on how often you use it.
- Works on phones, tablets and computers: Android, iPhone, Windows, Mac and Linux. Nothing to install.
- Available in 10 languages.
Also known as
Frequently asked questions
What does */5 mean in a cron expression?
It means every five units of that field. In the minute field, */5 runs at minutes 0, 5, 10 and so on, so every five minutes.
Is Cron expression helper free?
Yes. Cron expression helper on Toolipedia is free to use, with no sign-up and no watermark.
Is it safe to use?
Yes. Everything is worked out in your browser, and nothing you enter is sent to our server.
Does it work on my phone?
Yes. It works in any modern browser on Android and iPhone, as well as on tablets and computers. There's nothing to install.
Do I need an account?
No. Just open the page and use the tool. There's no sign-up and no email needed.