Intelligent data deduplication with human-like thinking.

Dupe Fixer lets you deduplicate any dataset using AI quickly and intelligently.

Get Started

Drop your file here

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CSV or XLSX up to 10MB
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file.csv
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How it works

Clean data in three steps

1

Upload your file

Drag & drop a CSV or Excel file — we instantly parse and preview it.

2

Choose an action

Deduplicate within a single file or match records across two files.

3

Review & export

Our AI finds the duplicates — you review the results and download the clean file.

Need more?

We can help with bigger jobs

Have a massive dataset, a one-off cleaning project, or something that doesn't quite fit the self-serve tool? Tell us what you need and we'll figure it out together.

Large files

Datasets over 10 MB or millions of rows

Custom matching

Complex dedup rules or multi-file workflows

One-off projects

We clean it for you — hands-off

API & integrations

Plug dedup into your existing pipeline

Get in touch

We usually respond within a few hours.

Roadmap

Coming soon

Smart Normalize

Soon

AI-powered standardization of messy, inconsistent data across your columns.

Data Discovery

Soon

Uncover hidden patterns and insights in your datasets using AI knowledge.