Merge monthly GSTR-1 portal downloads (Excel / ZIP) for one GSTIN into a single FY/multi-FY workbook.
Period
All 12 months of the selected FY are required → one combined workbook.
Click to browse or drag & drop
Accepts .xlsx, .zip
Limits: up to 120 files · 1 MB per file · 50 MB total per job.
See the workflow in action
Step-by-step walkthrough with sample data