Disclosure: UCharts is a product created by Uwarp. This comparison provides an objective analysis of publicly available features, pricing, and capabilities of both tools. We aim to help you make an informed decision for your needs.

ChartBlocks Shut Down (November 2025): Migrate to UCharts Today

ChartBlocks is permanently closed. UCharts is the best free replacement—AI-powered, no sign-up, 20+ chart types, Figma/Adobe integration, and actively maintained. Thousands of former ChartBlocks users have already switched.

Try UCharts Free View Documentation Figma Plugin Adobe Express Add-on

ChartBlocks Has Been Discontinued - Here's Your Best Alternative

ChartBlocks officially ended service on November 6, 2025, and is no longer available for creating new charts. UCharts is the perfect replacement—a modern, AI-powered chart maker that offers everything ChartBlocks did and more. Built for designers, marketers, educators, and data analysts, UCharts combines ease of use with powerful customization options, active development, and no sign-up requirements.

AI-Powered

Generate charts instantly from natural language descriptions

Design Tool Integration

Seamlessly works with Figma and Adobe Express

Privacy-First

All data processing happens locally in your browser

Detailed Comparison Analysis

ChartBlocks Is Gone—Why UCharts Is Your Only Real Choice

On November 6, 2025, ChartBlocks stopped operating. The service is completely gone. Existing users lost access to their tool, their saved charts, and any support. This wasn't a migration or pivot—it was a shutdown. For ChartBlocks users, this creates an urgent problem: What now? You can't create new charts. You can't edit existing ones. Your reliance on that tool has ended. UCharts is the only reasonable replacement because it offers: - **Everything ChartBlocks did** (and then some) - **Active, continuous development** (not just a one-time release) - **Zero risk of shutdown** (committed to long-term service) - **Better features** (AI, design integrations, more chart types) The migration is straightforward and painless. Most importantly, you'll never face another sudden service shutdown. UCharts is here to stay.

Feature Leap: Modern AI vs Legacy Design

ChartBlocks was built years ago and never evolved. It couldn't because it shut down. UCharts represents the next generation of chart tools. **The AI Advantage:** ChartBlocks made you manually select chart types and input data. UCharts asks: "What data are you visualizing?" and suggests the best chart type automatically. Instead of: "Bar chart? Line chart? Pie chart?" you say "Show me sales by region" and UCharts figures it out. **The Chart Type Advantage:** ChartBlocks: ~10 basic chart types UCharts: 20+ chart types including: - Sankey diagrams (showing data flow) - Heatmaps (revealing patterns) - Radar charts (comparing multiple variables) - Waterfall charts (showing cumulative impact) - Bullet charts (progress tracking) For complex data analysis, ChartBlocks simply couldn't compete. **The Design Integration Advantage:** ChartBlocks: Export PNG → Manual import into design tool → Can't edit inside Figma → Re-export when data changes → Repeat forever UCharts: Click "Use in Figma" → Chart appears in Figma → Automatic updates if connected to Google Sheets → Done Designers using ChartBlocks wasted hours on export/import cycles. UCharts eliminates that waste entirely.

The No-Account Advantage: Speed Without Friction

ChartBlocks made you create an account. "Sign up, verify your email, create a password..." UCharts? Visit the site. Start creating. Done. No account. No email. No password. **Why This Matters:** - **Faster to value**: You create charts immediately, not after account setup - **Lower commitment**: Try the tool without account friction - **Team-friendly**: Anyone can access UCharts without account management - **Privacy-first**: No personal data stored on UCharts servers (your data never leaves your browser) For casual chart creators, this difference is huge. You're not waiting for confirmation emails or managing another password. **The Browser-Based Processing Advantage:** ChartBlocks uploaded your data to their servers. This meant: - Compliance concerns (GDPR, HIPAA) - Potential privacy risks - Data stored somewhere you don't control UCharts processes everything in your browser. Your data: - Stays on your computer - Never transmits to servers - Gives you complete control - Complies with privacy regulations automatically For business users handling sensitive data, UCharts is the only viable option.

Export Formats: The Feature Gap That Matters

ChartBlocks exported PNG, SVG, and PDF. Sounds complete? It's not. **The HTML5 Gap:** If you wanted to embed an interactive chart on your website where users could zoom, hover, and explore—ChartBlocks couldn't do it. You'd get a PNG image. Static. Dead. UCharts exports HTML5 interactive charts. Your users can actually interact with your data. **The JSON Gap:** If you're a developer integrating charts into a custom application, dashboard, or BI tool, you need JSON data export. ChartBlocks didn't have it. UCharts exports JSON. Developers can integrate chart data seamlessly into their applications. **Real-World Impact:** - Finance team: "We need interactive dashboards on our intranet" → UCharts (HTML5 export) → Works. ChartBlocks would require expensive workarounds. - Data analyst: "I need to integrate chart data with our BI tool" → UCharts (JSON export) → Works. ChartBlocks couldn't do it. - Marketing: "We need responsive charts on our website" → UCharts (HTML5 export) → Works. ChartBlocks would give them static images. These aren't edge cases. They're everyday professional needs that ChartBlocks simply couldn't address.

When to Use Each Tool

Migrating from ChartBlocks

ChartBlocks users need a reliable replacement that offers all the features they're used to, plus modern improvements.

UCharts Advantage: UCharts provides everything ChartBlocks did and more, including AI-powered chart creation, more chart types, design tool integrations, and no sign-up requirement. It's the perfect replacement for ChartBlocks users.

Professional Design Workflows

Designers need charts that integrate seamlessly into their design tools and workflows without requiring account management.

UCharts Advantage: UCharts integrates directly with Figma and Adobe Express, provides multiple export formats, and requires no sign-up. ChartBlocks lacked design integrations and required account creation.

Business Intelligence and Reporting

Business professionals need charts for reports, presentations, and dashboards with reliable, long-term support.

UCharts Advantage: UCharts is actively maintained and continuously improved, ensuring reliable long-term support. ChartBlocks has been discontinued, leaving users without support or updates.

Quick Chart Creation

Users who need to create charts occasionally want a tool that doesn't require account creation or service discontinuation concerns.

UCharts Advantage: UCharts allows instant chart creation without sign-up and is actively supported, eliminating concerns about service discontinuation. ChartBlocks required account creation and has been discontinued.

Which Tool Should You Choose?

Choose UCharts When

You need an active, supported chart creation tool
You want AI-powered chart generation
You need more than basic chart types
You work with design tools like Figma or Adobe Express
You want to avoid sign-up requirements
You need HTML5 or JSON exports
You prioritize privacy and browser-based processing

Choose ChartBlocks When

You need a discontinued service (not recommended)
You want limited chart types
You don't mind account creation requirements
You prefer cloud-based data processing

Why Choose UCharts as Your ChartBlocks Replacement?

Still Active (ChartBlocks Is Not)

ChartBlocks shut down permanently on November 6, 2025. UCharts is actively maintained, continuously improved, and committed to long-term support. You'll never face another service discontinuation.

AI-Powered Chart Generation (New Feature)

UCharts uses AI to generate charts from natural language descriptions—a capability ChartBlocks never had. Create complex visualizations in seconds instead of minutes.

More Chart Types (20+ vs Limited)

UCharts offers 20+ chart types including Sankey diagrams, heatmaps, radar charts, and more. ChartBlocks had fewer options, limiting your visualization possibilities.

Design Tool Integration (Figma & Adobe)

UCharts integrates seamlessly with Figma and Adobe Express for workflow efficiency. ChartBlocks required manual export/import cycles, wasting time on file management.

Zero Sign-up Friction

Start creating charts instantly—no account creation, no passwords to manage. ChartBlocks required sign-up before you could do anything.

Better Export Options (HTML5 + JSON)

Export to PNG, SVG, PDF, HTML5 (interactive web charts), or JSON (data portability). ChartBlocks had limited export capabilities.

Feature Comparison: UCharts vs ChartBlocks

Feature	UCharts	ChartBlocks
Service Status Current availability of the service	Active & Supported	Discontinued (Nov 2025)
AI-Powered Chart Generation Generate charts instantly from natural language prompts
Chart Types Number of available chart types	20+	Limited
Figma Integration Direct integration with Figma design tool
Adobe Express Integration Seamless integration with Adobe Express
Export Formats Available export formats	PNG, SVG, PDF, HTML, JSON	PNG, SVG, PDF
Live Data Integration Connect to Google Sheets for live data updates
No Sign-up Required Start creating charts without registration
Real-time Preview Live preview as you edit
Advanced Customization Extensive customization options
Privacy & Security Data handling approach	Browser-based processing	Cloud-based processing
Excel/CSV Import Import data from Excel or CSV files
Google Sheets Integration Connect to Google Sheets for live data
Template Library Pre-designed chart templates	Hundreds of templates	Limited templates
Active Development Regular updates and new features
Customer Support Available support and assistance

UCharts Key Features

AI-Powered Chart Creation

Create charts instantly using natural language. Simply describe what you want, and our AI generates beautiful visualizations in seconds.

Advanced Customization

Fine-tune every detail including colors, fonts, layouts, animations, and interactive features to match your brand perfectly.

Seamless Integrations

Works effortlessly with Figma and Adobe Express. Import charts directly into your design workflow without manual exports.

Multiple Data Sources

Import from Excel, CSV, Google Sheets, or connect to live data sources like Google Analytics for automatic updates.

Flexible Export Options

Export in PNG, SVG, PDF, HTML5, or JSON formats. Perfect for web use, presentations, print, and further editing.

Privacy-First Design

All data processing happens in your browser. Your sensitive data never leaves your device, ensuring maximum privacy.

Migrate Your Charts from ChartBlocks Today

Stop wasting time on discontinued software. Switch to UCharts—the active, free alternative with AI, better integrations, and zero risk of another shutdown.

Start Creating Charts Free Learn More

Migration Guide

Migrating from ChartBlocks to UCharts is straightforward, and you'll benefit from enhanced features and active support: 1. **Export Your Data**: If you have access to your ChartBlocks data, export it as CSV or Excel files. UCharts supports importing from both formats, making data transfer seamless. 2. **Start Creating Immediately**: Unlike ChartBlocks, UCharts doesn't require sign-up. Simply open UCharts and start creating charts immediately. 3. **Import to UCharts**: Use UCharts' import feature to bring in your data. The AI will help you understand your data structure and suggest appropriate chart types. 4. **Explore Advanced Features**: Take advantage of UCharts' AI-powered chart creation and 20+ chart types. If you were limited by ChartBlocks' chart types, explore options like Sankey diagrams, heatmaps, or radar charts. 5. **Set Up Live Data (Optional)**: If your charts use data from Google Sheets, connect them in UCharts for automatic updates. This eliminates the need for manual data re-entry. 6. **Integrate with Design Tools**: If you use Figma or Adobe Express, take advantage of UCharts' direct integrations to import charts seamlessly into your design workflow. 7. **Export in Your Preferred Format**: Export your charts in PNG, SVG, PDF, HTML5, or JSON formats depending on your needs. UCharts offers more export options than ChartBlocks. The migration process is quick and doesn't require account creation. You'll immediately benefit from UCharts' active support, expanded features, and enhanced workflow integration—all without the risk of service discontinuation.

Frequently Asked Questions

Is ChartBlocks still available?

No, ChartBlocks has been discontinued and is no longer available for creating new charts as of November 2025. UCharts is an active, free alternative that offers all the features you need and more.

Is UCharts a good replacement for ChartBlocks?

Yes! UCharts offers everything ChartBlocks did and more, including AI-powered chart creation, more chart types, design tool integrations, and no sign-up required. It's the perfect replacement for ChartBlocks users.

Do I need to sign up to use UCharts?

No! UCharts allows you to start creating charts immediately without any registration or account creation, making it even more convenient than ChartBlocks which required sign-up.

Does UCharts have AI features?

Yes! UCharts uses AI to generate charts from natural language descriptions, making chart creation faster and more intuitive. ChartBlocks did not offer AI-powered features.

Can I export my ChartBlocks charts to UCharts?

While you cannot directly import ChartBlocks charts, you can easily recreate them in UCharts by importing your data (Excel, CSV, or Google Sheets) and using UCharts' intuitive interface. The process is quick and UCharts offers more customization options.

Is UCharts free like ChartBlocks was?

Yes! UCharts is completely free to use with no sign-up required, no watermarks, and no limitations. It's a perfect free replacement for ChartBlocks.

Will UCharts be discontinued like ChartBlocks?

UCharts is actively maintained and continuously improved, ensuring reliable long-term support. Unlike ChartBlocks which was discontinued, UCharts is committed to providing ongoing service and feature updates.

Related Resources

Getting Started with UCharts

Learn how to create your first chart with UCharts

Chart Types Guide

Explore all 20+ chart types available in UCharts

Import Data Guide

Learn how to import from Excel, CSV, and Google Sheets

Export & Sharing Guide

Discover all available export formats and options