Detect Data Type Problems
Find cells that do not match the expected data type in a selected spreadsheet column.
Choose a column and expected type, review valid, mismatch, and blank cells, then add a Data Type Status column as one reversible step.
Paste Data
Copy cells from Excel or Google Sheets and paste them here.
Import a spreadsheet file
Import CSV or XLSX data into the current dotXLS workspace. Files are processed in your browser.
Tools
Check one column for values that do not match the expected type without changing the source values.
Undo and Redo controls are available with the current grid.
Data type analysis
Problem preview
Preview only. The current worksheet is unchanged.
Paste spreadsheet data to create your workspace.
Name Department Amount Ahmed Sales 1200 Maria HR 950
Your data stays in this browser tab and is not sent to WordPress.
Export result
Download the current workspace data after editing or cleaning.