Ask Csv
Keeps your CSV data local and private.
At a glance
Starts at
Free, but limited with Pro starting at $5/month
Price as published by the vendor, September 2026.
Free tier
Yes
Platforms
Web
Best for
Individual analysts, small teams
Not for
Teams with multiple file operations
4.0 out of 5
Scored by a Toolio reviewer after real useOur verdict
Turns CSV into answers but limits analysis to on-device queries.
✓What it does well
Local analysisNo need for cloud uploads, all computations are local.
No account requiredCan use CSVAnalyzer without creating an account.
Privacy guaranteedCSV data never leaves your browser, stays private and secure.
✕Where it falls short
Limited analyses per month freeFree plan limited to ten successful queries each month.
Requires model downloadInitial AI model download is around 1.8GB, impacting speed on first use.
No multi-file operations freeFree version does not support combining or stacking CSV files.
Key features
WebGPU enabledDownloads the AI model to cache for faster future sessions.
On-device queriesUses DuckDB and on-device AI to interpret your questions into SQL.
Chart generationGenerates charts based on your questions from the data source.
Multi-file CombineSupport for combining or stacking CSV files