• Code-free extensibility and customization with Spread designers

    Instantly create an Excel-like spreadsheet app with our desktop designer apps—no learning curve required. Designers are available for WinForms, WPF, and ASP.NET

  • High-speed performance and optimized app size

    Every platform of Spread.NET ensures maximum performance and speed for your enterprise apps, and its modular structure means you only need to add what you use to your .NET spreadsheet apps

  • Customize, extend, and control your spreadsheet apps

    Customize and extend your spreadsheet apps far beyond what you can imagine! The extensive API allows you to control every aspect of workbooks, worksheets, cells, and ranges.

  • Powerful calculation engine includes 450+ functions

    With more built-in functions than other spreadsheets, custom functions, and the formula text box, your computing power is optimized for big data and complex calculations

  • Seamless Visual Studio integration

    Build .NET spreadsheet apps in Visual Studio 17 and deploy to Windows 10 with no compatibility issues—and include Excel 2016 themes

  • Supports all modern browsers, with touch

    ASP.NET spreadsheet apps run in the latest releases of Google Chrome, Microsoft Internet Explorer, Microsoft Edge, Mozilla Firefox, and Safari. Touch interactions are also supported

Spread.NET Top Features

Powerful, fast calculation engine

Powerful, fast calculation engine

This high-speed, optimized engine adds computing power to even the most complex formulas without dragging down your apps. Read more about building custom functions:
WinForms | WPF | ASP.NET

450+ functions in customizable library

450+ functions in customizable library

More functions than in any available spreadsheet, and full customization for your formulas—you’ll take your complex spreadsheets to the next level
View Functions

No-code design with Spread Designers

No-code design with Spread Designers

With the powerful Spread Desktop Designer App, you’ll get code-free spreadsheet apps in no time. Learn more about the desktop designers:
WinForms | WPF | ASP.NET

Import/export Excel files

Import/export Excel files

No spreadsheet is complete without full Excel import/export support
WinForms | WPF | ASP.NET

Explore Spread.NET's Excel-like feature set

Check documentation for platform-specific feature availability

  • Calculation Engine
  • 450+ functions
  • .NET cross-sheet references
  • Create custom functions
  • Add mixed references
  • Cell formatting in .NET spreadsheets
  • Edit background color in .NET spreadsheet
  • Edit borders
  • Customize cells
  • Add comments or note
  • Change fonts
  • Adjust foreground color
  • Flexible formatting in .NET spreadsheets
  • Add gradient fill
  • Adjust horizontal or vertical alignment
  • Indent cell values
  • Lock cells
  • Merge cells
  • Strikethrough cells
  • Underline cells
  • Wrap text
  • Cell Types
  • Customizable cell types
  • Editable cell types
  • .NET Chart options
  • Area
  • Bar
  • Box & Whisker
  • Bubble
  • Column
  • Doughnut
  • Funnel
  • Histogram
  • Line
  • Pie
  • Polar
  • Radar
  • Stock
  • Sunburst
  • TreeMap
  • Waterfall
  • xYZ
  • Clipboard
  • Copy external text
  • Copy internal text
  • Paste external text
  • Paste internal text
  • Conditional formatting
  • Basic style formatting
  • Color scales
  • Add data bars
  • Create custom icon sets
  • Include icon sets
  • Corner
  • Flexible data binding
  • Auto-generate columns
  • Bind other controls to spreadsheet content
  • Bind mutiple data sources
  • Binding external data
  • Unbound row/column
  • Data features
  • Data operations
  • Data validation
  • .NET sparklines
  • High DPI support
  • Sparkline, column
  • Sparkline, line
  • Sparkline, win-loss
  • Code-free .NET designer apps
  • Context menus
  • Design-time designers
  • Desktop designer apps
  • Dialogs
  • Formula textbox
  • IDE integration
  • Property grid
  • Rich ribbon items
  • UI undo/redo
  • Editing
  • Formula range select
  • Freeze rows and columns
  • Gridlines
  • Globalization
  • Selection
  • IME
  • IME directly input
  • Key mapping
  • Reorder columns
  • Filter, group, and sort
  • Filter on cell range
  • Group & ungroup
  • Sort by range
  • Sort by row
  • Header
  • Auto-fit headers
  • Header cell styles
  • Multiple headers
  • Resize headers
  • Printing
  • Preview .NET apps
  • Print .NET spreadsheets to PDF
  • Print settings
  • Keyboard
  • Mouse wheel
  • Scroll
  • ScrollBar
  • Selection
  • Select single range
  • Select multiple ranges
  • Select rows
  • Select columns
  • Tip for drag/scroll/resize
  • Perform HitTests
  • Touch support
  • Workbooks & Worksheets
  • CSV, Text I/E
  • Excel I/O
  • Export Excel files
  • File I/O
  • HTML
  • Import Excel files
  • Multiple sheets
  • Open password-protected file
  • PDF export
  • Protect sheet
  • Protect workbook
  • Skin
  • Tabstrip
  • Workbook
  • Worksheet
  • XML serialization

Get started with code-free .NET spreadsheet designers

Spreadsheet designers

Spread includes code-free, Excel-like design for WinForms, WPF, and ASP.NET

Spread’s code-free desktop designer apps come with the free trial. You can immediately create a full application with our templates, or experiment with the free-form data layout. Export your design for a quick import into the platform of your choice!

Learn more:

What's New in Spread.NET 11

.NET Excel Spreadsheet Component What's New

Filter by color on "no fill"

Starting with Service Pack 2, each assembly of Spread.NET 11 will be signed with the GrapeCity digital signature.

Important breaking changes in Spread.NET 11 and Spread.NET 11 for Windows Forms. Read more

Spread.NET for WinForms: Enhanced row filter user interface now supports filtering by Color on "No Fill," like Excel

Spread.NET for ASP.NET MVC: To reduce the view state size for cases with many hidden cells, the new property AllowGenerateHiddenData can be set to false

Major performance improvements: Spread.NET is now two to ten times faster when filtering and processing, and uses significantly less memory than version 10. Users will see marked improvements, especially when filtering and importing files

462 functions now available! The functions are for use in scientific, statistical, engineering and business formulas See all functions

Sheet protection and cell validation is now available

New API has been added to get and set document properties

What's New

Award-winning Spreadsheets for .NET, JavaScript, and COM

GrapeCity, 2 Publisher, ComponentSource

#2 Publisher
2018 ComponentSource

Spread.NET, 4 Product Award, ComponentSource

#4 Product Award
2018 ComponentSource

SpreadJS, Top 100 Product, ComponentSource

Top 100 Product
2018 ComponentSource

Spread COM, Top 100 Product, ComponentSource

Spread COM
Top 100 Product
2018 ComponentSource