Cyclebraid: RRULE Lab

iOS app by Shadowfetch · App Store ID 6793302443 · iOS

Cyclebraid: RRULE Lab is a focused, fully on-device app. A deterministic iCalendar recurrence debugger for RRULE, RDATE, EXDATE, DST, floating time, time zones, exceptions, collision windows, and human-readable schedules.

Key Features

Parse VEVENT recurrence sets and VTIMEZONE data
Expand RRULE with RDATE, EXDATE, and overrides
Visualize DST gaps, folds, and floating-time behavior
Compare schedules across cities and calendar engines
Generate edge-case fixtures and readable explanations
Complete bundled sample and local comparison workflow
Local PDF report and Apple system share export
Original offline technical reference library

One-Time And Private

One paid download; no subscription or in-app purchase
No account, advertising, analytics, tracking, or developer-operated backend
Core features and bundled content work offline
Work remains on device unless you deliberately share or export it through an Apple system interface

Interoperability and test aid. Calendar servers and clients vary; verify critical schedules in every target system and jurisdiction.

Get it. Cyclebraid: RRULE Lab is on the App Store for iPhone and iPad.

Privacy and support

Privacy information for Cyclebraid: RRULE Lab · Support for Cyclebraid: RRULE Lab

Questions: shadowfetchapps@gmail.com

Cyclebraid: RRULE Lab · App Store ID 6793302443 · Published by Shadowfetch · shadowfetch.com