CSV Duplicate Remover

Featuredbeginner

Upload a CSV file and remove duplicate rows based on specific columns or all columns.

csvduplicatescleanupdata

What you'll configure

How to detect duplicatesOptional

select

Extra requirementsOptional

e.g. Preview before removing, keep first/last occurrence

textarea

Example use case

“Remove duplicate entries from my customer list based on email address”

Prompt previewClick to expand

Create a CSV duplicate remover app.

Detection: {match_strategy}

Upload CSV, select columns to check, preview duplicates, remove them, and download cleaned file. Show stats.

Use PapaParse — import Papa from 'https://esm.sh/papaparse@5'.

{additional_requirements}

Highlighted values like {variable} will be replaced with your inputs.

Fill in the fields and generate your app instantly

CategoryData Tools

Difficultybeginner

Inputs2 fields

TypeFrontend