Best Excel converter
Convert Spreadsheets Files Easily.
Windows 2000/XP/7/10/11 (32 bits &64 bits)
GiliSoft Formathor is an offline spreadsheet and document converter focused on reliable Excel workflows. It supports key conversions such as ET to XLS, CSV to XLS, XLSX to XLS, PDF to XLS, XLS to CSV, and XLS to PDF while keeping table structure and data readability intact. Beyond spreadsheet conversion, it also provides practical PDF tools and multi-format export options for office migration, reporting, and archive standardization tasks. Batch conversion support helps teams process large file sets faster with consistent output quality.
Convert a CSV (Comma Separated Values) file to the XLS (Excel Workbook) format. CSV is a common text file format used to store tabular data, where each row of data is separated by commas. XLS, on the other hand, is the file format used by Microsoft Excel. Converting CSV to Excel offers data analysis, editing, sharing, and visualization capabilities.
Convert ET files to XLS files. In office software, the default file format of WPS Spreadsheets is.et, which is also the dedicated file format of WPS Spreadsheets; the file format of EXCEL is.xls, which is the default format of Microsoft EXCEL electronic spreadsheet files.
"PDF to XLS" means to convert PDF files to the XLS (Excel workbook) format. PDF is a common document format typically used for saving and sharing non-editable documents such as e-books, reports, forms, etc. XLS, on the other hand, is the file format of Excel electronic spreadsheets and is used for storing and processing data.
The meaning of "XLSX to XLS" is to convert XLSX files to the XLS format. XLSX is the file format used in Excel 2007 and later versions, while XLS is the default file format for Excel 2003 and earlier versions.
"XLS to CSV" means to convert XLS (Excel workbook) files to CSV (comma-separated value) format. XLS is the file format used by Microsoft Excel, while CSV is a text file format that separates data with commas and is commonly used for data exchange and import/export.
"XLS to PDF means to convert XLS (Excel workbook) files into PDF (Portable Document Format). XLS is the common file format used in Microsoft Excel, while PDF is a fixed-layout format for presenting documents, including tabular data, and is often used for sharing and printing.
The phrase "XLS to HTML" means converting XLS (Excel workbook) files to the HTML (HyperText Markup Language) format. XLS is the commonly used file format in Microsoft Excel for storing and processing data. HTML, on the other hand, is the markup language used to create web pages. By converting XLS files to HTML, you can present table data in the form of a web page.
"XLS to ODS" means to convert XLS (Excel workbook) files into the ODS (OpenDocument Spreadsheet) format. XLS is the commonly used file format in Microsoft Excel, while ODS is a type of OpenDocument format used to store spreadsheet data.
The content in the XLS file, such as tables, charts, or graphics, is converted into images in PNG format. The advantage of doing this is that it allows electronic spreadsheet data to be saved or shared in the form of images, for example, in environments that do not support XLS files, or for use in creating presentations, document illustrations, and so on.
"PDF to XLS" means to convert PDF (Portable Document Format) files into the XLS (Excel Workbook) format. PDF is commonly used for document viewing and printing, while XLS is more suitable for data editing and analysis.
Reduce the size of your PDF files and save space with our Compress PDF function. Our advanced compression technology allows you to maintain the quality of your document while minimizing its size, making it easier to share and download.
Combine multiple PDF files into one seamless document with our Merge PDF service. Save time and effort by merging your files into a single, easy-to-manage document.
Divide your large PDF files into smaller, more manageable documents with our Split PDF service. Customize your file size by selecting the specific pages you need, or splitting the document into chunks of equal sizes.
- "File to XLS" means to convert files into the XLS (Excel Workbook) format. This means converting other types of files, such as text files, database files, or image files, into a format that Excel can read and process. - "XLS to File" refers to converting XLS files into other file formats. This can involve converting Excel workbooks into different spreadsheet formats, text formats, or other specific file types.
We use it to convert legacy ET and CSV files into Excel formats for monthly reporting, and the table layout remains usable.
Batch CSV to XLS conversion saved us significant cleanup time during ERP data migration projects.
PDF to XLS output is cleaner than expected for tabular invoices, making reconciliation much easier.
XLS to PDF export helped us standardize client-ready reports without formatting shifts across devices.
It is straightforward for non-technical staff and still powerful enough for high-volume spreadsheet conversion work.
We regularly convert spreadsheets to HTML and image formats for publishing, and output consistency has been reliable.
Formathor reduced format-compatibility issues between departments using different office suites.
Editors highlighted accurate spreadsheet conversion and strong compatibility across office formats.
Coverage noted practical batch tools for Excel migration, reporting, and archival workflows.
Review summaries describe Formathor as a reliable converter for teams handling ET, CSV, XLSX, PDF, and mixed spreadsheet sources in daily business workflows.
Reviewers praised consistency on large spreadsheets and mixed-format input sources.
Lab notes cited stable performance during repeated batch conversion and export tasks.
Coverage emphasized that both personal and business users can reduce compatibility issues and manual reformatting across departments.
Independent analysis described the suite as a dependable option for spreadsheet productivity.
Commentary emphasized predictable output and low training overhead for office teams.
Independent commentary highlighted practical spreadsheet-first capabilities, including PDF-table conversion and batch export options for recurring operations.
Enter your email address to get our latest newsletter