Explore document conversion options using Free API and Apps: XLSM to XLS via Node.js

GroupDocs.Conversion Cloud is a powerful REST API designed to facilitate the conversion of over 153 document and image formats into a wide array of other formats, including XLSM, XLS, Words, Cells, Html, PDF, Slides, and Image formats. This service is particularly useful for developers who need to integrate document conversion capabilities into their applications without the need for additional software installations like MS Office or Adobe Acrobat Reader. The API supports a comprehensive list of file formats for conversion, ranging from common ones like PDF, DOCX, and XLSX to more specialized formats like CAD drawings and medical images.

One of the key features of GroupDocs.Conversion Cloud is its flexibility. Users can convert entire documents, specific pages, or even a custom range of pages. This allows for tailored conversions that meet precise requirements. Additionally, the API provides options to adjust the resolution and quality of the output document, add watermarking, and even password-protect the output document when the format supports it. Security is a top priority, with the API requiring authentication via a unique Client Id and Client Secret combination, ensuring that all conversions are secure.

To streamline the integration process, GroupDocs.Conversion Cloud offers SDKs for Node.js and other platforms, enabling developers to use the REST API effortlessly within their specific projects. These SDKs come with working examples to help developers get started quickly. Moreover, the API Explorer allows users to test the API directly in their browsers, providing an interactive way to understand and utilize the API’s capabilities. Whether for individual use or enterprise-level applications, GroupDocs.Conversion Cloud offers a robust solution for document conversion needs.


  • Convert XLSM to XLS via Free App or Ruby
  • Convert XLSM to XLS via Free App or cURL
  • Convert XLSM to XLS via Free App or Android
  • Convert XLSM to XLS via Free App or Python
  • Convert XLSM to XLS via Free App or PHP
  • Convert XLSM to XLS via Free App or Java
  • Convert XLSM to XLS via Free App or .NET

Explore document conversion options using Free API and Apps: XLSM to XLS via Node.js

Free conversion Apps for Popular Formats

XLSM to HTML XLSM to HTM XLSM to MHT XLSM to MHTML XLSM to XLS XLSM to XLSX XLSM to XLSM XLSM to XLSB XLSM to ODS XLSM to XLTX XLSM to XLT XLSM to XLTM XLSM to TSV XLSM to XLAM XLSM to CSV XLSM to FODS XLSM to DIF XLSM to SXC XLSM to XML XLSM to JSON XLSM to PDF XLSM to EPUB XLSM to XPS XLSM to TEX

How to convert XLSM to XLS

  • Select the file by clicking the XLSM to XLS App or simply drag & drop a XLSM file.
  • Click the Convert button to upload XLSM and convert it to a XLS file.
  • Click on the Save button when it appears after successful XLSM to XLS format conversion.
  • That is all! You can use your converted XLS document as needed.

Frequently Asked Questions (FAQ)

Is there a limit on the number of conversions I can perform using GroupDocs.Conversion Cloud APIs?

GroupDocs.Conversion Cloud APIs offer flexible conversion limits based on your subscription plan. Contact GroupDocs support for more information on conversion limits.

How secure is the conversion process in GroupDocs.Conversion Cloud?

GroupDocs.Conversion Cloud ensures a secure conversion process by encrypting data in transit and at rest, and by following industry-standard security protocols.

What file formats are supported by GroupDocs.Conversion Cloud APIs?

GroupDocs.Conversion Cloud APIs support a wide range of file formats including Word, Excel, PDF, and more. Refer to the documentation for the full list of supported formats.

How reliable is the performance of GroupDocs.Conversion Cloud Free Apps?

GroupDocs.Conversion Cloud Free Apps offer reliable performance and high-quality output for your conversion needs, ensuring a seamless experience.

How can I integrate GroupDocs.Conversion Cloud APIs into my application?

Integrate GroupDocs.Conversion Cloud APIs seamlessly with your application by following the API documentation and integration guides provided on the GroupDocs website.

Are there any SDKs available for GroupDocs.Conversion Cloud APIs?

Yes, GroupDocs provides SDKs for various programming languages to help you easily integrate and use the Conversion Cloud APIs in your applications.

May I use GroupDocs.Conversion Cloud Free Apps for commercial purposes?

GroupDocs.Conversion Cloud Free Apps are primarily for evaluation and testing purposes. For commercial use, consider upgrading to a paid subscription plan for full features and support.

What are the benefits of using GroupDocs.Conversion Cloud Free Apps?

GroupDocs.Conversion Cloud Free Apps offer a convenient way to test and experience the conversion capabilities before committing to a subscription plan.

How can I access GroupDocs.Conversion Cloud Free Apps?

GroupDocs.Conversion Cloud Free Apps can be accessed directly from the GroupDocs website or through the GroupDocs web or mobile applications.

Does GroupDocs provide support for technical issues related to GroupDocs.Conversion Cloud Free Apps?

GroupDocs offers technical support for Free Apps users to help resolve any issues or answer questions related to the GroupDocs.Conversion Cloud platform.

Are there any limitations to the features available in GroupDocs.Conversion Cloud Free Apps?

GroupDocs.Conversion Cloud Free Apps may have limitations on the number of conversions, file size, or output formats compared to the paid subscription plans.

What XLSM to XLS Conversion API can do?

XLSM conversion APIs are secured and require authentication

Password protect XLS output document

Convert XLSM to XLS page by page or custom range of pages

Convert XLSM across all common formats

Watermark XLSM pages

XLSM conversion API explorer based on swagger collection

Version Control

Maintain version control of documents through efficient conversion processes.

Configurable Conversion Options

Customize conversion settings such as conversion quality, page range, and more.

Collaborative Workflows

Facilitate collaboration by converting documents for sharing and editing.

User-Friendly Interface

Intuitive interface for seamless navigation and operation.

Free Apps to Convert XLSM to Multitude of Document Formats beside XLS

GroupDocs.Conversion REST API has the capability to perform document conversions on a number of document formats. It converts accurately making sure that the details are preserved while converting the document.

Free online conversion Apps for XLSM

Convert unlimited documents and images using our Free online conversion Apps

Comprehensive Documentation

Access detailed documentation and support resources for easy implementation.

API Explorer

The easiest way to try out GroupDocs.Conversion Cloud API right away in your browser is by using GroupDocs Cloud Web API explorer, which is a collection of Swagger documentation for the GroupDocs Cloud APIs.It allows you to effortlessly interact and try out every single operation our APIs exposes.

Free Apps to Get Started and convert XLSM to XLS in No Time

With GroupDocs.Conversion Cloud API, you can start converting your files right away as there is no need to install anything. The API is clearly documented and comes with SDKs and live examples for all major languages. Our GroupDocs.Conversion SDKs along with working examples hosted at Github helps our users to get started in no time.

Scheduled Conversions

Schedule conversions at a convenient time to optimize resource utilization.

Scalable Performance

Efficiently convert large volumes of documents with high performance and reliability.

Customizable Output Formats

Choose from a variety of output formats to meet specific needs.

Document Watermarking

Add watermarks to converted documents for branding or security purposes.

Batch Conversion

Convert multiple documents simultaneously for improved productivity.

Document Preview

Preview documents before conversion to ensure desired output.

File Format Conversion

Convert documents between various file formats such as Word, Excel, PDF, and more.

OCR Support

Benefit from Optical Character Recognition (OCR) to convert scanned documents into editable formats.

Document Metadata Preservation

Retain important metadata during the conversion process for better document management.

Security and Authentication

The GroupDocs.Conversion Cloud API is secured and requires authentication. You need to register at GroupDocs Cloud and get the app access key ID (appSID) and app secret access key. Authenticated requests require a signature and AppSID query parameters or OAuth 2.0 authorization header.

Secure Conversion Process

Securely convert documents without exposing sensitive data to third parties.

Compliance and Security

Ensure compliance with data security regulations and industry standards.

API Integration

Easily integrate conversion capabilities into your applications using APIs.

High-Quality Output

Maintain the quality of the converted documents with accurate formatting and layout.

Cloud-Based Solution

Access the conversion services from anywhere with internet connectivity.

Support and Learning Resources

Convert XLSM to XLS using SDKs in other popular languages

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