Sample cleanup preview
This is what a free scan plus cleaned sample looks like before you pay. The data below is built-in demo data, not a real upload. Upload your own sheet to get a free scan and cleaned sample for your data.
- 1Upload your file
- 2Preview the cleanup
- 3Download the finished file
Issues detected in this sample
2
Duplicate rows
1
Blank rows
3
Invalid email addresses
4
Messy phone numbers
3
Inconsistent date formats
4
Extra spaces in text
Sample rows from this preview
The first few rows of the sample file, with the kinds of issues a real preview would surface.
| name | phone | signup_date | city | |
|---|---|---|---|---|
| Jane Doe | jane@example.com | (415) 555-2671 | 2024-03-04 | San Francisco |
| Jane Doe | jane@example.com | 415-555-2671 | 03/04/2024 | San Francisco |
| Bob Smith | bob[at]example.com | 5551234 | 2024/05/12 | Austin |
| (empty) | (empty) | (empty) | (empty) | (empty) |
| Carla Reyes | carla@@example.com | +1 (212) 555 9988 | May 2, 2024 | New York |
| Carla Reyes | carla@@example.com | 212.555.9988 | 2024-05-02 | New York |
| Dan Lee | dan@example | (empty) | 2024-13-40 | Seattle |
Ready to check your own file?
Free preview. Original file stays unchanged.
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Accepts .xlsx, .xls, .csv, .png, .jpg, and .pdf · up to 50 MB
Tip: upload the actual spreadsheet file, not Excel temporary files that start with ~$.
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On mobile, screenshots and CSVs work best. Larger Excel files are easier from desktop.
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How Clean That Sheet works
A finished file, not a conversation. General AI tools can help you think through a spreadsheet problem. Clean That Sheet is built to help you finish the urgent, repeatable cleanup job.
- Step 1
Upload
Drop in a spreadsheet, CSV, screenshot, or PDF.
- Step 2
Preview
See what CTS would clean before you commit.
- Step 3
Download
Get a cleaned copy when it looks right.
Preview before you pay
How a general chat tool compares to Clean That Sheet for the same cleanup job.
With a chat tool
With Clean That Sheet
Explain the problem and write prompts
Upload the file
Clarify what should be cleaned
Preview what CTS would clean
Check whether the output is usable
Download a cleaned copy
Figure out what changed
Get a Change Report
No prompts. No back-and-forth. Get your file ready before you import, merge, send, or submit it.