Looking for an Aspose.Cells Alternative?

Syncfusion Excel Library: Advanced Data Handling, Faster Excel-to-PDF & More

Join the global developer community using Syncfusion Excel Library—trusted by top enterprises and Fortune 500 brands.

Blazing Fast Excel Library
Excel to PDF Conversion — 42% Faster
24/5 Premium Support

Blazing Fast Excel Library
Excel to PDF Conversion — 42% Faster
24/5 Premium Support

No credit card required.

Trusted by the world's leading companies

Interactive .NET Excel Library Playground

This example code shows how to create an Excel document using the Syncfusion .NET Excel library with just a few lines of code in C#.

Performance Benchmark

Syncfusion Excel Library offers faster performance across key operations compared to Aspose.Cells.

Key operations

Syncfusion Excel Library

Aspose.Cells

Open and Save

1.8s

1.9s

Create and Save

1.2s

Excel to PDF

3.5s

6.1s

Excel to DataTable

0.4s

0.6s

DataTable to Excel

0.6s

1.1s

CSV to Excel

0.7s

0.4s

Excel to CSV

0.2s

Why Syncfusion is the Right Pick for You?

20+ Years Proven

Mature, stable, and trusted by enterprises in mission-critical applications for nearly two decades.

Secure and Private

No external calls or data sharing—everything processes on your server for maximum security and compliance.

Continuous Development

Actively maintained with regular updates and feature enhancements based on real customer feedback.

Backed by Global Trust

Trusted by 1M+ developers, 36K+ companies, and 400+ Fortune 500 enterprises over 24+ years of innovation and excellence.

Microsoft Collaboration

We actively collaborate with Microsoft to advance the .NET developer ecosystem. Our free and open-source.NET MAUI Toolkit is a key contribution, empowering developers to build modern cross-platform apps with ease.

Enterprise-Proven Solutions

Our UI components power high-scale SaaS platforms, trusted to handle millions of user interactions daily. Syncfusion’s reliability is proven in our own enterprise products, including BoldDesk and BoldSign, solutions that are widely adopted and loved by customers across industries.

Developer Support That Never Lets You Down

Say goodbye to support delays and ticket restrictions with Aspose.Cells. Syncfusion provides fast, unlimited support, and clear documentation for seamless Excel integration.

Documentation

Easy-to-follow guides, detailed API references, and real-world code examples via GitHub, NuGet, and our official docs.

Dedicated support

Unlimited tickets and fast 24-hour guaranteed responses via live chat, forums, and our support portal.

Community Engagement

A thriving developer community, frequently updated samples, and constantly evolving documentation.

What Developers Say About Aspose — And How Syncfusion Solves It

Developers struggle with slow support, steep learning curves, and complex APIs in Aspose.Cells. Syncfusion fixes this with SLA-backed support, clear docs, and a simple, intuitive API.

“The basic license does only include free support which responds quickly to technical questions but takes a long time to implement feature requests.”

— G2 user
At Syncfusion, we provide fast, responsive support completely free of charge—support is never tied to your license. Plus, we prioritize feature requests to ensure your needs are implemented quickly and efficiently.

“Aspose.Total license cost can be pricy for some users, especially for startups or small businesses with limited budgets. The pricing structure can be complex, require multiple licenses, and vary based on the number of developers using the product.”

— G2 user
Unlike Aspose, Syncfusion delivers a simpler, developer-friendly licensing model — just one flat fee for your whole team and unlimited deployments. Plus, we offer a free Community License for individual developers and small businesses. We never gate support or delay feature enhancements. Your feedback matters — and gets implemented faster.

Feature-by-Feature Comparison

When selecting a .NET Excel processing library, feature set and capabilities are crucial in determining how well it fits different business needs.
Below is a detailed comparison of the key features of Syncfusion Excel Library and Aspose.Cells

Features

Syncfusion Excel Library

Aspose.Cells

Create and Edit Documents

Fully supports creating and editing Excel documents programmatically.

Supports document creation and editing with a wide range of formatting options.

High Performance

Optimized processing ensures fast document handling, even for large files.

May experience performance lag when handling large or complex documents.

Wide File Format Support

Supports reading, creating, and converting XLSX, XLS, XLT, XLTM, XML Spreadsheet, XLSM, XLTX, CSV, TSV, and TXT formats. Also supports exporting to PDF, ODS, HTML, JSON, PNG, BMP, and JPEG.

Supports a similar range of formats, including PDF, HTML, and image exports.

Import and Export Data

Supports importing and exporting data from various sources such as DataTable and collections of objects.

Provides similar importing and exporting capabilities.

Import Data to Excel Templates

Supports importing data into predefined Excel templates with options to copy styles, merged ranges, and control data import direction.

Offers similar support for importing data into Excel templates with smart markers.

Secure Excel Documents

Provides workbook protection, worksheet protection, and file encryption options.

Supports similar document security features.

Merge and Split Excel Documents

Programmatically merges and splits Excel documents while preserving formatting.

Allows merging and splitting, though additional processing may be required.

Sorting and Filtering

Supports sorting data in a specified order and filtering based on criteria with customization options.

Provides similar sorting and filtering capabilities.

Grouping and Ungrouping

Supports grouping and ungrouping rows and columns for better data organization and readability.

Supports grouping and ungrouping rows and columns.

Formulas

Supports 450+ Excel formulas for efficient data calculation.

Supports a similar number of Excel formulas for calculations.

Charts

Supports 80+ chart types for data visualization.

Allows creating charts with most standard chart types.

Pivot Charts

Supports creating and customizing Pivot Charts for visualizing Pivot Table data.

Provides support for creating and customizing Pivot Charts.

Shapes

Supports shapes such as text boxes, lines, arrows, rectangles, flowcharts, stars, banners, and callouts.

Supports similar shape types in Excel documents.

Tables

Supports creating and manipulating tables and query tables. Also enables refreshing data from external connections such as SQL and MS Access.

Supports creating and manipulating tables and query tables but does not directly support refreshing data from external connections.

Pivot Tables

Supports creating and managing Pivot Tables dynamically.

Provides support for Pivot Tables.

Form Controls

Provides support for text boxes, option buttons, combo boxes, and checkboxes to enhance interactivity.

Supports similar form controls.

Data Validation

Supports text length, number, date, time, formula-based, and dropdown data validation for data integrity.

Provides similar types of data validation.

Conditional Formatting

Allows formatting based on specific criteria using data bars, color scales, icon sets, and cell styles.

Supports highlighting data with conditional formatting.

Comments and Notes

Supports adding comments and notes to cells for collaboration and documentation

Supports adding comments and notes.

High-Fidelity PDF Conversion

Provides high-accuracy Excel-to-PDF conversion, supporting PDF/A and PDF/UA for long-term archiving.

Offers Excel-to-PDF conversion, but fidelity and formatting accuracy may vary.

Convert Excel to CSV and Vice Versa

Supports direct conversion between Excel and CSV formats.

Provides support for CSV conversion.

Page Setup Options

Supports page settings such as paper size, orientation, headers/footers, print titles, print areas, and margins.

Supports similar page setup options.

Digital Signatures

Preserves existing digital signatures, but new ones can’t be added.

Supports full digital signature capabilities.

What Our Customers Say

Real feedback from developers who rely on Syncfusion every day.

"The tools I use most are Xlsio and docio they are really good, fast, well documented and the support by syncfusion is the best I ever saw on a vendor.”

G2 Review

"The XLSIO component makes it very easy to create a native format Excel file that customers can download, rather than having to create a CSV file or HTML table."

G2 Review