CSV ↔ JSON Converter
Convert between CSV and JSON formats instantly in your browser. No data leaves your device — everything is processed client-side.
- Process files up to 5 MB
- 100% client-side — your data stays private
- Auto-detects CSV vs JSON input
- Handles delimiters, nested objects, and arrays
Dashboard Generator
Upload a CSV or Excel file and get an instant, shareable analytics dashboard with charts, stats, and tables. Dashboards auto-expire after 1 hour.
- Auto-detects column types and best charts
- 5 analytics types and 4 design templates
- Shareable link emailed to you
- Data auto-deleted after 1 hour
Data Validator
Instantly validate data quality — detect missing values, duplicates, outliers, mixed types, and whitespace issues. Get a quality score and exportable report.
- Quality score with column-level profiling
- Outlier detection using 3σ analysis
- Duplicate and empty row detection
- Export validation report as JSON
Data Anonymizer
Automatically detect and mask PII in your datasets. Finds emails, phone numbers, SSNs, credit cards, IPs, and name/address columns.
- Auto-detect 8+ PII pattern types
- Choose which PII types to mask
- Preview before downloading
- 100% client-side — data stays private
Data Deduplicator
Find and remove duplicate rows in your CSV files. Compare by all columns or select specific ones to match on. Preview duplicates before removing.
- Choose which columns to compare
- Preview duplicates before removing
- Download clean or duplicate rows
- 100% client-side — data stays private
Frequently Asked Questions
Are these tools really free?
Yes, all of our online tools are completely free to use. We provide these tools as a service to the data community and as a demonstration of our expertise in data transformation.
Is my data secure when using these tools?
Absolutely. All processing happens directly in your browser - your data is never sent to our servers unless explicitly stated. For tools marked as "browser-based," no data leaves your device.
What are the file size limits?
Each tool has different limits based on browser capabilities. For most tools, we recommend files under 5 MB for optimal performance, though many can handle larger files depending on your device's resources.
Do I need to create an account?
No account is required for our free online tools. Simply visit the tool page and start using it immediately. For beta access to upcoming tools, we may ask for your email to send you access information.
Can I use these tools for commercial purposes?
Yes, you're welcome to use our online tools for both personal and commercial purposes. There are no restrictions on how you use the output from our tools.
I need a custom data tool. Can you help?
Absolutely! We specialize in building custom data transformation solutions. Contact us to discuss your specific requirements, and we'll be happy to help.
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