Merge Excel Documents Online via Merger App or using .NET
Develop powerful .NET based Excel document merging application. Combine multiple Excel documents into single one online for free via app. Save merged Excel file as PDF, Images, Word, Excel, PowerPoint & many other formats online.
Merge Excel Files Online using App
- Upload Excel files to merge them into single one
- Enter the parameters like selection from dropdown
- Save to required format: XLSX, PPTX, PDF, DOCX, DOC, Image, HTML, and others
- Click the “Merge” button to Merge Excel into desired format
- Download the merged Excel file
- View and get the single merged Excel file
Merge Excel File via .NET
- Load both Excel using Workbook class objects.
- Select the one Workbook as the base file.
- Use Combine method using base obect and second Excel file object as parameter.
- Call Save method and get the merged Excel files into one.
.NET Code: Merge Excel Files
Excel files (XLS, XLSX) are extensively used across organizations for reporting, analysis, and operational tracking. Merging multiple Excel files into one unified workbook or worksheet is critical for maintaining data consistency, reducing duplication, and enhancing decision-making.
Use Cases: Merge Excel Files for Centralized Data Management and Analysis
Departmental Report Consolidation
Combine monthly or team-based Excel reports into one master file for cross-functional analysis or executive summaries.Unified Financial Statements
Merge balance sheets, income statements, and cash flow reports from different subsidiaries or departments for corporate financial review.Inventory Tracking Across Locations
Combine stock records from different branches or warehouses into a central Excel file for real-time inventory management and demand planning.HR and Payroll Data Compilation
Merge attendance, payroll, and benefits Excel sheets from various locations or time periods to generate year-end HR reports or compliance documentation.Sales Data Integration
Combine Excel files from different regional sales teams to create a comprehensive dataset for trend analysis, forecasting, and performance tracking.Survey and Research Data Merging
Consolidate experiment results or survey data collected in Excel format across different groups or timeframes for academic or commercial research analysis.Client and Project Summaries
Merge Excel files tracking deliverables, budgets, and timelines from multiple client projects to streamline billing, performance reviews, and reporting.Compliance and Audit Preparation
Consolidate Excel-based compliance data for submission to regulatory bodies, internal audits, or ISO certification reviews.
Tip: Use Power Query, VBA macros, or scripting languages like Python (pandas) to automate Excel file merging while maintaining formatting and data integrity.
Develop Excel File Merger using .NET
Need to develop .NET utility app to easily merge multiple Excel files? With
Aspose.Cells for .NET
, child API of
Aspose.Total for .NET
, any .NET developer can integrate the above API code to concatenate documents easily. Powerful .NET library for merging documents supports many popular formats including Excel format.
.NET Merging Library for Excel Files
There are three alternative options to install “Aspose.Cells for .NET” or “Aspose.Total for .NET” onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:
- Install a NuGet Package . See Documentation
- Install the library using Package Manager Console within Visual Studio IDE
- Install the library by hand using Windows Installer
System Requirements
Our product is fully cross-platform and supports all major .NET implementations following ‘.NET Standard 2.0’ specification:
- Microsoft .NET Framework, starting from the earliest 2.0 version, and ending with the latest ‘.NET Framework 4.8’
- .NET Core, starting from the earliest 2.0, and ending with the latest ‘.NET 6’
- Mono >= 2.6.7
As .NET code doesn’t rely on the underlying hardware or operating system, but only on a Virtual Machine, so you are free to develop any kind of software for Windows, macOS, Android, iOS and Linux. Just make sure you have installed the corresponding version of .NET Framework, .NET Core, Windows Azure, Mono or Xamarin.
We recommend using Microsoft Visual Studio, Xamarin, and MonoDevelop IDE to create C#, F#, VB.NET applications.
For more details please refer to Product Documentation .
FAQs
- Can I use above .NET code in my application?Yes, you are welcome to download this code. One can develop professional solution to combine Excel using .NET. Use Excel merging API to develop high-level, platform independent software in .NET.
- Is this document merging App work only on Windows?You have the flexibility to initiate document merging from any device, irrespective of the operating system it runs on, whether it be Windows, Linux, Mac OS, or Android. All that's required is a contemporary web browser and an active internet connection.
- Is it safe to use the online app to combine multiple Excel documents?Of course! The output files generated through our service will be securely and automatically removed from our servers within a 24-hour timeframe. As a result, the download links associated with these files will cease to be functional after this period.
- What browser should to use App?You can use any modern web browser like Google Chrome, Firefox, Opera, or Safari for online Excel document merging.
- How can I merge multiple Excel files?Start by uploading one or more files you want to merge. You can either drag and drop your Excel files or simply click inside the white area. Afterward, click the 'Merge' button, and our merger will quickly process the uploaded files.
- How long does it take to merge the Excel files?This merging application operates quickly, It may take a few seconds to upload the files and merge them.