The complete toolbox
What do you need to do?
Create, open, edit, convert, repair or organize a calendar file. Pick a tool and work locally in your browser.
Find the right tool.
Search by task, file type or the calendar problem you want to solve.
39 tools · processed on your device
Text → Calendar
Paste a schedule. Check the details. Leave with a clean calendar.
Create a Calendar
Add one event or a whole schedule, then download one calendar file.
Calendar QR Generator
Create a branded QR from an existing ICS file or a new event.
ICS Viewer
See calendar events in a clear, readable local agenda.
Calendar Editor
Add, edit and delete events, then download your updated calendar.
CSV → ICS
Map spreadsheet columns to events and preview before exporting.
ICS → CSV
Export calendar events to spreadsheet-safe CSV.
ICS Repair
Review problems, choose explained repairs and save a corrected calendar copy.
Merge ICS
Combine calendars while preserving event components and timezone data.
Create a Repeating Event
Set up an event that repeats daily, weekly, monthly or yearly.
Build a Repeat Rule
Choose a repeat pattern and get the rule for use inside a calendar event.
Explain a Repeat Rule
Understand a repeat rule in plain language and preview its scheduled dates.
ICS Inspector
Explore events, tasks, reminders and timezone rules inside your file.
Calendar Metadata Analyzer
Understand the calendar name, creator app, format and file-level settings.
Bulk Event Editor
Preview targeted title, location or status changes across events.
Excel → ICS
Convert a local XLSX worksheet using explicit column mapping.
TSV → ICS
Turn tab-separated spreadsheet rows into calendar events.
JSON → ICS
Import a documented event-array schema or lossless jCal document.
ICS → Excel
Create a local XLSX worksheet from calendar event rows.
ICS → JSON
Export readable event rows or the complete lossless jCal tree.
ICS → Printable / PDF
Create a titled, branded agenda with readable calendar date cards.
Google Calendar · Review & import
Review an ICS file, then follow Google's step-by-step import guide.
Outlook · Review & import
Review an ICS file, then follow Outlook's step-by-step import guide.
ICS Validator
Check the whole file without making any changes.
Timezone Checker
Find missing timezone definitions and ambiguous floating timestamps.
Timezone Converter
Convert resolvable event timestamps to UTC without guessing zones.
UID Checker
Distinguish missing IDs, duplicates, revisions and recurrence overrides.
Recurrence Validator
Check RRULE, exceptions and bounded occurrence behavior.
Smart Merge + Deduplicate
Combine files with explicit exact-duplicate and revision handling.
ICS Splitter
Split a calendar by month, year, event, count, size target or custom groups.
Date Range Extractor
Keep event families matching an explicitly bounded date window.
Event Extractor
Choose individual events or recurrence families to export.
Calendar Filter
Filter events by text, location, status or date without modifying the source.
Duplicate Finder / Remover
Separate exact copies, same-UID revisions and potential lookalikes.
Calendar Diff
Compare added, removed and semantically changed calendar events.
Conflict Checker
Find overlapping events and recurring instances within a finite window.
Hide Personal Details
Choose which names, notes, places and contact details to hide in a calendar copy.
Share Availability Only
Share event times and repeating dates without personal plans, people or reminders.
Calendar Privacy Check
See what personal details your calendar may reveal before you share it.