Help for everyday Excel and CSV problems

Having trouble with Excel or CSV?WorkbookCare helps you inspect, fix, and compare data

No formulas to learn and no guessing where to start. Choose the problem you have today.

Choose the right tool

What are you trying to solve?

Available now

Inspect and fix a real file

Something in your file looks wrong or unreliable

Leading zeros disappear
Barcodes or SKUs change
Dates are wrong or day and month are swapped
Thai text looks broken in CSV
Numbers are stored as text
Rows are duplicated
Extra spaces break search

Check a file for free

Real-file matching available

Compare two files

Find what matches, differs, is missing, or repeats

See what matches
Find different values
Find missing records
Spot duplicates
Avoid writing VLOOKUP

Compare data

WorkbookCare Care · Free scan, no sign-up

Check an Excel or CSV file for free

Choose a file to see what may need attention. You get a clear explanation and decide before a new file is created.

Drop an Excel or CSV file here

or choose a file from your device

.xlsx .csv • up to 10 MB

{"preview":null,"apply":null,"confirmationToCompleteMs":null}

See the problem clearly

A quick look at what WorkbookCare solves

Care · Important IDs

Keep meaningful leading zeros

WorkbookCare helps flag values that may lose important leading zeros without automatically changing every number.

Original ID001234OriginalExcel may show1234Review

Check a file for free

Match · Customer lists

Compare a master list with a newer list

See matching IDs, different values, and records found in only one file with Exact Match.

C001File A ↔ File BMatchC002Names are differentDifferentC003Only in File AOne file

Compare data

Safety before speed

See the findings first. You decide what happens.

WorkbookCare explains what it finds, shows examples, and preserves anything that is still uncertain. Your file stays private. We don't keep a copy of it.

Never overwrite the original file
Never guess an ambiguous date
Protect IDs, barcodes, and leading zeros
Preview changes before creating a new file

WorkbookCare

Excel problem? Think WorkbookCare.

One careful place to inspect, fix, and compare Excel or CSV data.

Choose your problem

Safe from the first step

Know what is in your file before deciding what to fix

Choose a file

Excel and CSV within the free limits

Check on your device

Your file is processed on your device and isn't uploaded to our servers for storage.

Understand the findings

See a clear summary and examples without changing data

Basic file checks are free · Match currently uses sample data · No sign-up