DataLensia is a privacy-first, client-side data visualization platform that allows you to upload, explore, and visualize JSON, CSV, and NDJSON files entirely in your browser. No data is ever sent to a server, ensuring complete privacy and security.

What file formats does DataLensia support?

DataLensia supports JSON, CSV, NDJSON (newline-delimited JSON), and JSON-LD formats. The platform can handle large datasets efficiently.

Is my data secure with DataLensia?

Yes, absolutely. DataLensia processes all data entirely in your browser using client-side JavaScript. Your data never leaves your device and is never uploaded to any server, ensuring complete privacy and security.

What visualizations can I create with DataLensia?

DataLensia offers multiple visualization types including bar charts, line charts, scatter plots, pie charts, treemaps, node graphs, and more. The platform automatically suggests appropriate visualizations based on your data structure.

Can I edit my data in DataLensia?

Yes, DataLensia includes a built-in JSON editor that allows you to modify your data in real-time. Changes are reflected immediately in visualizations and can be exported.

How large of a file can I upload?

DataLensia supports large datasets and uses efficient client-side processing to handle substantial files without performance issues.

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Terms of Service

Last updated: August 2025

Acceptance of Terms

By using DataLensia, you agree to be bound by these Terms of Service. If you do not agree to these terms, please do not use our service.

Service Description

DataLensia is a web-based data visualization tool that processes files entirely on your device. We provide tools for uploading, analyzing, and visualizing CSV, JSON, and NDJSON files.

User Responsibilities

You are responsible for the data you upload and visualize. Ensure you have the right to use and process any data you upload to our service. Do not upload illegal, harmful, or copyrighted content.

Service Availability

We strive to maintain high availability but do not guarantee uninterrupted service. We may perform maintenance or updates that temporarily affect service availability.

Limitation of Liability

DataLensia is provided "as is" without warranties. We are not liable for any damages arising from your use of the service, including data loss or business interruption.

Changes to Terms

We may update these terms from time to time. Continued use of the service after changes constitutes acceptance of the new terms.

Contact

For questions about these Terms of Service, join our Discord community: Discord