ToChart is a localized, secure, and minimalist data analysis tool. All data processing runs locally on your device — never leaves your machine.
Download Free Basic EditionNo registration required, ready to use
Simplify complex data analysis, focus on insights rather than tools
Supports major databases (MySQL, PostgreSQL, Oracle, etc.) and Excel/CSV files. All connections are local.
Over 30 professional chart types, drag-and-drop creation, real-time rendering, auto color matching & layout optimization.
All data reading, computation, and rendering execute on your device. No intermediate servers, eliminating data breach risks.
Built-in powerful query builder with multi-condition filtering, time ranges, numeric intervals and text fuzzy matching.
Generate high-definition PDF and image format analysis reports with one click, preserving original layout and color consistency.
Multiple charts share data sources. Click on one chart element to trigger synchronized updates, supporting drill-down and linked highlighting analysis.
White theme reduces visual fatigue, drag-and-drop lowers learning curve, smart layout auto-optimizes
What you see is what you get, no coding needed
Auto color scheme ensures beautiful and clear visual hierarchy
Components auto-adjust, save personalized workspaces
Connect your existing databases and files, start analyzing without data migration
Remote and local instances, SSL encrypted connections
Full compatibility, SSL encrypted connections
Classic Oracle DB and Oracle Cloud support
Supports all Microsoft SQL Server editions
Full MySQL protocol compatibility
Lightweight file-based DB, ideal for mobile & small projects
Supports .xlsx & .xls formats, local reading
UTF-8 encoding & custom delimiters supported
Built-in smart SQL editor for both beginners and experts. Make complex queries simple and intuitive.
Distinguish keywords, field names, strings, comments. Smart suggestions for tables, columns, functions.
Instant error highlighting with fix suggestions. Detect inefficient statements and recommend improvements.
Manage multiple query scripts with tab support for higher productivity.
Local-first architecture ensures sensitive data never leaves your device
All data processing runs locally. No uploads to third-party servers.
Architecture follows GDPR. You have full control. Clear analysis records anytime.
Account security bound. Data always offline. Fully transparent and controllable.
Currently only the Basic edition is available. Pro features are under development.
No registration, free forever
Pricing and feature details coming soon
Note: Pro edition feature descriptions are previews only. No specific pricing, feature details, or release timeline is available.