Gets the job done
The English to cron converter is awesome
Free
In-App Purchases
About
Translate complex cron schedule expressions into plain English and visualize their meaning. Get insights into next run times, potential issues, and a visual builder for creating schedules. Offers offline functionality and privacy by design.
✓Plain-English translation of cron expressions
✓Next run time previews
✓Visual cron schedule builder
✓Schedule error detection
✓Cron expression conversion
✓Offline functionality
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What's New in Cron Lab
1.0.1
August 7, 2026
1
In-App Purchases
$0.99
Cron Lab Pro
One-time unlock: Convert, In words, backup and widget
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Developer apps
FAQ
What is Cron Lab?
Cron Lab is a developer tool that helps you understand, create, and manage cron schedule expressions. It translates them into plain English, shows next run times, and offers a visual builder.
Does Cron Lab have ads?
No, Cron Lab is ad-free. It prioritizes user privacy and does not contain advertisements.
How much does Cron Lab cost?
The core features of Cron Lab are free. The 'Cron Lab Pro' upgrade, which includes conversion, 'in words' functionality, backup/restore, and a widget, is a one-time in-app purchase of $0.99.
What devices does Cron Lab support?
Cron Lab is available for iPhone, iPad, and iPod. It offers a clean design with full light and dark mode support.
How often is Cron Lab updated?
Cron Lab was last updated on August 7, 2026, with version 1.0.1. The developer actively maintains the application.
Can I use Cron Lab offline?
Yes, Cron Lab works completely offline. Your schedules never leave your device, ensuring privacy and accessibility without an internet connection.
What kind of cron expressions does Cron Lab support?
Cron Lab supports both 5-field and 6-field (with seconds) crontab expressions. It also handles names (JAN-DEC, SUN-SAT), ranges, steps, lists, and @shortcuts like @daily and @reboot.
What is the age rating for Cron Lab?
Cron Lab has an age rating of 4+. This indicates it is suitable for a wide audience, including children, due to its non-violent and educational nature.