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Every guide we have written about CSV and Excel files, sorted by what you are trying to do. Each one is a step-by-step method with a comparison of the free options, and most link to a browser tool you can use without signing up.
46 guides. Start with a free CSV analysis if you are not sure what is wrong with a file yet.
Looking for numbers instead of methods? The 53 verified AI analytics statistics, each linked to the organisation that published it.
Moving data between CSV, Excel, PDF, JSON, HTML and Markdown without losing anything on the way.
The unglamorous work that decides whether the rest of the pipeline runs at all.
Getting answers, summaries and charts out of a file without writing a formula nobody can maintain.
Splitting, sorting, comparing and loading files — the mechanical jobs that come up every week.
The format itself, and the trade-offs that decide which one to keep.
Everything runs in your browser and the file never leaves your machine.