Make data file work
effortless
Choose the tool you need and start analyzing, comparing, cleaning, or converting right away.
Start right away
Not sure which tool you need? Upload a file to check its condition and get recommended next steps here.
MOST USED
Popular tools
Jump into the file tasks you do most often.
Quick File Diagnosis
Find file issues and get recommended next steps.
Spreadsheet Editor
Open and edit Excel, CSV, and JSON files like a spreadsheet.
HWP Document Editor
Open and edit HWP and HWPX documents online.
DOCX Editor
Create and edit Word DOCX documents in your browser.
PowerPoint Editor
Create and edit PowerPoint slides in your browser.
Create a Summary Report
Turn key figures and findings into a report.
Automatic Data Analysis
See key metrics and trends at a glance.
Compare Two Files
Automatically find added, removed, and changed data.
ANALYSIS
Analysis tools
Understand the patterns and characteristics in your files.
Quick File Diagnosis
Find file issues and get recommended next steps.
Automatic Data Analysis
See key metrics and trends at a glance.
Create a Chart
Get chart recommendations that fit your data.
Create a Summary Report
Turn key figures and findings into a report.
COMPARISON
Comparison tools
Catch every difference and change between two datasets.
Compare Two Files
Automatically find added, removed, and changed data.
Compare Lists
Separate shared and list-only items.
Compare Time Periods
See metric changes between two periods.
Reconcile Data
Match totals and counts across two files.
CLEANUP
Cleanup tools
Fix data issues before they get in the way of analysis.
Remove Duplicates
Find repeated rows and keep one copy.
Find Missing Values
Locate empty cells and affected rows.
Standardize Dates
Convert mixed dates to one consistent format.
Standardize Numbers
Clean numbers mixed with commas, units, and currencies.
Validate Email Formats
Find invalid email addresses and blanks.
Remove Extra Spaces
Clean leading, trailing, and repeated spaces.
Find Outliers
Flag values far outside the usual range.
EDITING
Editing tools
Finish repetitive table work with focused tools.
Merge Files
Combine files with the same structure.
Spreadsheet Editor
Open and edit Excel, CSV, and JSON files like a spreadsheet.
HWP Document Editor
Open and edit HWP and HWPX documents online.
DOCX Editor
Create and edit Word DOCX documents in your browser.
PowerPoint Editor
Create and edit PowerPoint slides in your browser.
Split a File
Divide one file into several smaller files.
Extract Columns
Create a new file with only the columns you need.
Filter by Condition
Keep only the rows that match your rules.
Rename Columns
Clean up several column names at once.
Transpose Rows and Columns
Turn rows into columns and columns into rows.
CONVERSION
Conversion tools
Quickly convert files into the format you need.
CSV to Excel
Convert a CSV file into an easy-to-read Excel file.
Excel to CSV
Convert an Excel sheet into a lightweight CSV file.
JSON to Excel
Turn JSON data into a tabular Excel file.
Excel to JSON
Convert table data into reusable JSON.
CSV to JSON
Convert CSV rows into an array of JSON objects.
JSON to CSV
Convert JSON data into a simple CSV table.
HOW IT WORKS
Four steps from file to result
See the result without installing software or learning complicated formulas.
Choose a tool
Pick the tool that fits your task.
Upload a file
Add a CSV, Excel, or JSON file.
Review the result
Check the changes and key findings.
Save the file
Download and use the finished file.
Quick Diagnosis sends CSV, Excel, and JSON files to the server to calculate real results.
Previews do not change the original file, and selected actions can be downloaded as a new CSV.