Excel to ICS Converter
Convert your Excel spreadsheets to ICS (iCalendar) format for importing into calendar applications.
Drop your Excel file here or click to browse
Supports .xlsx and .xls files
Excel Format Requirements
For optimal conversion results, your Excel spreadsheet should follow these formatting guidelines:
Required Structure
- •Header row: First row should contain column names
- •Data rows: Each row represents one calendar event
- •Date format: Use Excel date/time format or text
- •File format: XLSX or XLS files supported
Recommended Column Names
- Title, Event, Summary, SubjectEvent Title
- Start Date, Start Time, BeginStart
- End Date, End Time, FinishEnd
- Location, Venue, RoomLocation
- Description, Notes, DetailsDetails
✅ Good Example
A1: Event Title
B1: Start Date
C1: End Date
D1: Location
A2: Team Meeting
B2: 1/15/2024 10:00 AM
C2: 1/15/2024 11:00 AM
D2: Conference Room
⚠️ Common Issues
- • Missing header row
- • Merged cells
- • Multiple worksheets
- • Invalid date formats
💡 Pro Tips
- • Use Excel date/time cells
- • Keep data in one worksheet
- • Avoid empty rows
- • Test with sample data first
Excel Date and Time Handling
Our converter intelligently handles various Excel date and time formats:
Excel Serial Dates
Excel's internal date format is automatically recognized and converted.
Excel: 45321.4583
→ January 15, 2024 11:00 AM
Text Date Formats
Common text date formats are parsed correctly.
• 1/15/2024 10:30 AM
• 2024-01-15 14:30
• Jan 15, 2024 2:30 PM
Time Zones
Events are converted to local time zone by default.
For specific time zones, include timezone info in your Excel data.
Popular Excel to ICS Use Cases
📈Project Schedules
Convert project timelines, milestones, and deadlines from Excel Gantt charts to calendar format for team synchronization.
🎓Academic Calendars
Convert class schedules, exam dates, and academic events from spreadsheets to calendar apps for students and faculty.
🎭Event Planning
Convert conference schedules, workshop timetables, and event programs from Excel to calendar format for attendees.
📅Work Schedules
Convert employee schedules, shift rotations, and meeting calendars from HR spreadsheets to calendar applications.
🏥Maintenance Schedules
Convert equipment maintenance, inspection schedules, and service appointments from tracking spreadsheets to calendar alerts.
🏈Sports & Recreation
Convert game schedules, tournament brackets, and practice sessions from league spreadsheets to team calendars.
How to Convert Excel to ICS
Prepare Excel
Format your spreadsheet with headers and event data
Upload File
Select your XLSX or XLS file from your computer
Map Fields
Match Excel columns to calendar event properties
Download ICS
Get your calendar file ready for import
Frequently Asked Questions
What Excel formats are supported?
We support both .xlsx (Excel 2007+) and .xls (Excel 97-2003) file formats. Files created in Google Sheets and LibreOffice also work.
Can I convert files with multiple worksheets?
Yes! If your Excel file has multiple worksheets, you can select which one contains your event data during the conversion process.
How are Excel dates handled?
Excel serial dates are automatically converted. Text dates in common formats like "MM/DD/YYYY" or "YYYY-MM-DD" are also parsed correctly.
What if my column names don't match exactly?
No problem! The converter includes a field mapping interface where you can manually match your Excel columns to the appropriate calendar fields.
Is my Excel data secure?
Absolutely! All conversion happens directly in your browser. Your Excel files never leave your device, ensuring complete privacy and data security.
Can I import the ICS file into Google Calendar?
Yes! The generated ICS files are standard iCalendar format and work with Google Calendar, Outlook, Apple Calendar, and most other calendar applications.