Can I search with regex?

Yes — toggle regex mode for advanced pattern matching.

How many files can I search at once?

Free plan: up to 10 files. Pro: much higher limits.

No. Everything runs locally in your browser.

Process files up to the browser memory limit.

Yes — select which columns to include in the search.

Search file contents across multiple CSVs at once without opening each file. Fast, private, and secure browser-based tool wit

Your files never leave your device. Processed locally. 100% private.

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Complete your task perfectly in just three straightforward steps.

Drop multiple CSV or Excel files.

Type a value or regex pattern to search across all files simultaneously.

Results show which file, which column, and which row matched. Export as CSV.

Everything you need to know about the File Content Searcher.

Continue working with our suite of free data utilities.

Visual data exploration with charts, pivot tables, and column statistics. Processed entirely in your browser for 100% data pr

Generate a full data quality report for a CSV: types, nulls, distributions, outliers. Fast, private, and secure browser-based

Chain multiple data transformations in sequence. Save and rerun pipelines on new data. Securely process files in your browser