Is Your Certificate Data Ready for Bulk Generation?
Upload your participant list and see potential issues that often appear when generating certificates at scale.
This free diagnostic checks for common formatting problems before you generate 50+ certificates.
Upload Your Participant List
Before you generate 100+ certificates, check your participant data for common formatting issues that break bulk workflows.
Upload your Excel or CSV file. We'll analyze it for issues like extra spaces, inconsistent casing, empty fields, and special characters.
Drop your file here or click to browse
Supports CSV and Excel files (.csv, .xlsx, .xls)
Privacy First
All analysis happens in your browser. Your participant data never leaves your device. We don't store or transmit any data.
Expected File Format
Additional columns are welcome. The tool analyzes all provided data.
Analyzing Your Data...
Checking for common bulk certificate issues