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Xamarin Excel Library - Overview

The Syncfusion Essential XlsIO is a feature-rich and high-performance Xamarin Excel library that allows you to add robust Excel functionalities to any Xamarin applications. It allows you to create, read, and edit Excel documents programmatically without Microsoft Office dependencies. This library also offers functionality to import and export data, visualize data as charts, tabulate data, calculate with simple and complex formulas, format cells and values, sort and filter data, protect Excel files and more.

Overview Diagram of Xamarin Excel Library

General Information

Blazing Fast Performance

Optimized for a server environment where speed and low memory usage are critical. This works much faster and consumes lesser memory than office automation libraries.

No Server Deployment Fees

There are no distribution fees, per-server licensing fees, or royalties, making XlsIO very cost-effective.

Easy Migration from Office Automation

Easy to migrate existing office automation code to XlsIO since the APIs are very similar.

Compatible with Excel Versions 97 to 2016

Reads and writes all popular Excel file formats including XLS and XLSX. A file can be opened in one format and saved in another format.

Powerful and Comprehensive API

The comprehensive API makes it possible to create richly formatted Excel files with elements like text, numbers, formatting, images, charts, and pivot tables. It is also possible to extract any desired piece of information from an existing workbook.

Start Reports with Excel and Finish with XlsIO

Reports can be designed using Microsoft Excel, and XlsIO can be used to dynamically populate them with data. Final report can then be saved to an Excel file or exported to other supported formats.


Import Data

Easily imports data from CLR objects into an Excel worksheet.

Export Data

Data in an existing worksheet can also be exported to CLR objects.


Data sorting can be performed based on cell value, cell color, and font color using multiple sorting algorithms.


XlsIO supports various filter options like Top, Top10, Percent, etc., with different filter types such as custom, combination, dynamic, color, icon and advanced filters.

Data Validation

Cell data validations can be applied with operators, alert messages, custom formulas, and drop-down lists.

Efficient Calculations

Built-in Functions

The built-in calculation engine quickly evaluates formula cell values during runtime. This supports over 400 Excel functions.

Named Ranges

Named ranges can be used in formulas as substitutes for cell references. The built-in name manager allows adding, editing, and deleting names.

Template Markers

Data Grouping

Imports hierarchical data from multiple tables.

Import Images

Imports images like JPEG, PNG, BMP, TIFF, and GIF in customized formats.

Dynamic Formatting

Applies conditional formats to the template marker range with data bars, color scales and icon sets.

Excel Charting

80+ Chart Types

Creates and edits all types of Excel charts including Excel 2016 charts.

Custom Charts

Charts with different types of series can be created.


Creates a tiny chart in a worksheet cell that provides visual representation of the data.

Conditional Formatting

Data Bars

Uses data bars to easily spot larger and smaller numbers.

Color Scales

Charts with different type of series can be created.

Icon Sets

Icon sets distinguish data in three or five categories based on the threshold value.

Excel Formatting

Formatting Options

XlsIO supports various formatting options like number formats, alignments, font settings, borders, colors, rich-text, etc., that makes data more readable.


Creates custom styles or applies built-in styles to cell ranges. Built-in styles can also be applied for tables.

Row Column Manipulation

XlsIO performs various cell level operations like resizing rows and columns, hiding and showing rows and columns, adding or deleting rows and columns, grouping and ungrouping, subtotaling, etc.

Page Setup

Enables page settings like orientation, paper size, scaling, margins, print area, print titles, header and footer, etc.


Pivot Tables

Creates and edits pivot tables and pivot charts with just a few lines of code. General filter options, such as page filters, row filters, and column filters, with various pivot table visibility settings, and custom sorting are also supported.

Conversion and Printing

Convert Excel

Converts Excel documents to ODS, HTML, and images.

Prints Excel document from code with various print settings without dependency of Microsoft Excel or Adobe Reader.


Encryption and Decryption

Reads and writes password-protected Excel documents with various algorithms like SHA 128, SHA256, SHA512.


Enables and disables workbook and worksheet protections along with locking cells.


Form Controls

Creates and edits text box, option button, check box, and combo box controls to enable user-friendly worksheets.


Creates and edits 150+ auto-shapes in Excel.


Creates and edits comment shapes with rich-text format and various fill options including gradient styles.

Feature Matrix

Workbook Features XLSX XLS
Create an Excel workbook from scratch or modify an existing workbook. Yes Yes
Open an existing Excel workbook from file system or stream. Yes Yes
Save Excel workbook to a local file, stream, or stream it to the client browser. Yes Yes
Read worksheets on demand when Excel file contains multiple worksheets. Yes Yes
Hide and unhide worksheets. Yes Yes
Add or extract custom XML documents. Yes Yes
Add or modify document properties. Yes Yes
Import and Export XLSX XLS
Import data from CLR objects to worksheet. Yes Yes
Import data into a pre formatted template using template markers. Yes Yes
Export data from worksheet to CLR objects. Yes Yes
Import or export hyperlinks. Yes Yes
Formulas XLSX XLS
Read and write Excel formulas. Yes Yes
Add or modify named ranges in workbook and worksheet levels. Yes Yes
Perform calculation for a range of cells using named ranges. Yes Yes
Apply or modify Excel formula auditing settings. Yes Yes
Enable automatic and manual calculation options. Yes Yes
Trace the relationships between the cells and formulas through dependent and precedent ranges. Yes Yes
Creation and manipulation of Excel 2-D charts. Yes Yes
Creation and manipulation of Excel 3-D charts. Yes Yes
Creation and manipulation of custom charts. Yes Yes
Creation and manipulation of sparklines. Yes NA
Creation and manipulation of Excel 2016 charts. Yes NA
Pivot Tables
Creation and manipulation of pivot tables (while saving as XLS format, the pivot table is preserved as-is from the input XLS file). Yes No
Apply various pivot table settings like page filter, row filter, and column filter (while saving as XLS format, pivot table is preserved as-is from the input XLS file). Yes No
Supports pivot table settings such as visibility of field list, collapse button, field caption and field option, header captions, etc. Yes No
Apply custom sorting and direction sorting for pivot table fields. Yes No
Worksheet Features XLSX XLS
Creation and manipulation of conditional formatting (supports icon sets, data bars, color scales, and specific date in XLSX). Yes Yes
Auto fit or resize rows and columns. Yes Yes
Apply or modify number formats. Yes Yes
Apply or modify fill settings. Yes Yes
Apply or modify font settings. Yes Yes
Apply or modify cell border settings. Yes Yes
Apply or modify all the cell text alignments. Yes Yes
Excel 2007 themes. Yes Yes
Add or copy worksheets within or across workbooks. Yes Yes
Copy a range to another range across worksheets. Yes Yes
Copy a range with different copy options. Yes Yes
Move a range to another range across worksheets. Yes Yes
Creation and manipulation of data validation. Yes Yes
Apply or modify AutoFilters to filter worksheet data. Yes Yes
Apply or modify color or icon filters to filter worksheet data. Yes Yes
Apply or modify data sorting. Yes Yes
Find and replace data. Yes Yes
Row/Column Manipulation
Apply and modify view settings to freeze, unfreeze, and split panes. Yes Yes
Hide and unhide rows and columns. Yes Yes
Merge and unmerge cells. Yes Yes
Insertion and deletion of images in worksheets. Yes Yes
Apply or modify background image in a worksheet. Yes Yes
Add, remove, and modify hyperlinks. Yes Yes
Group or ungroup rows and columns. Yes Yes
Add or modify subtotals of grouped data. Yes Yes
Addition and deletion of OLE objects. Yes No
Open and save encrypted and decrypted documents. Yes Yes
Protect and unprotect workbook. Yes Yes
Protect and unprotect worksheets. Yes Yes
Lock and unlock cells for write protection. Yes Yes
Page Setup
Set and get header and footer settings. Yes Yes
Apply and modify horizontal and vertical page breaks. Yes Yes
Apply and modify custom page breaks. Yes Yes
Apply various page setup options like paper size, orientation, scaling, margins, etc. Yes Yes
Apply print settings. Yes Yes
Print workbook with custom page settings. Yes Yes
Creation and manipulation of autoshapes. Yes Yes
Creation and manipulation of check boxes. Yes Yes
Creation and manipulation of combo boxes. Yes Yes
Creation and manipulation of comments. Yes Yes
Creation and manipulation of text boxes. Yes Yes
Creation and manipulation of group shapes. Yes Yes
Preserve Macros Yes Yes
Conversion XLSX XLS
Converts an entire Excel worksheet into a single image. Yes Yes
Converts specific range of an Excel worksheet into a single image. Yes Yes
Converts Excel document to ODS (Open Document Spreadsheet). Yes Yes


Cody Icon

File Formats

$ 995

One developer per license

Developer Platform

Essential Studio

$ 2,495

One developer per license


Unlimited Global License

Cover everyone in your organization for one low annual fee

1,000+ web, desktop, and mobile controls
Predictive Analytics
File Formats (Word, Excel, PowerPoint, and PDF)
Dashboard Platform
Big Data Platform
Report Platform
Data Integration Platform
Dedicated Account Representative
Quarterly product releases
Support within 24 hours on all business days
Licensing Management Portal
Commercial Use
Max Developer Count
1 per license
1 per license
Coverage Period
1 year
1 year
1 year



Syncfusion’s file format components helped me create the reports I needed, fast. – J. Pereira, Software Developer.

The libraries have been built from scratch and refined for more than a decade to provide blazing-fast performance, comprehensive API, and compatibility across the latest and older versions of these files.

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Syncfusion File Format Libraries - Manipulate Excel, Word, PowerPoint, and PDF files

Read and write Excel, Word, PDF, and PowerPoint files. Also includes integrated visualization capabilities. Advanced features include support for pivot tables, pivot charts, mail-merge, and extensive formatting.


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Succinctly Series: Statistics Using Excel Succinctly

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