Wondershare Repairit
Online File Repair

Perfectly repair files with various corruption issues online.

  • Fix all file issues like blank files, files not opening, unreadable files, etc.
  • Repair all file formats of PDF, Word, Excel, and PowerPoint files.
  • Repair corrupted files online with a very high success rate in 3 simple steps.
  • Repair corrupted files online with the utmost security technology.
online file repair

How to Open XLS/XLSX Online for Free?

How do I open Xls files online?
"A few of my important spreadsheets are not opening in excel offline and showing the error of file being corrupted. How do I open my Xls file without loss of data?"

Undoubtedly, Xls/Xlsx is a widely used format sheet with the occurrence of unusual errors. Excel users often face difficulties in either opening or saving a document due to various reasons like the file itself being corrupted, less available space, etc., which requires a finding of most effective and suited solutions.

If you have tried some ways to open your file and remain unsuccessful. No need to worry, this guide will potentially help you to come up with different techniques to repair your Xls/Xlsx file free online in detail. Therefore, without wasting a single moment, let's get started.

Part 1. How to Repair and Open Corrupted Xls/Xlsx Online for Free?

Almost whenever you run a file in Excel might not trouble you, but sometimes a pop-up message from Microsoft appears with the statement of letting you know that your file cannot be opened. This often makes you crazy with the fear of losing your data with the investment of your precious time. Your efforts never get wasted, there appear several ways to get the door of your choice open.

Therefore, it is now possible to recover your corrupt file using free online Xls file viewers. You must say a special thanks to data repair tools that are available online and at no cost such as Wondershare Repairit - Online File Repair, online tool repairs and covers corrupted Excel files without the need to download software on your computer. Isn't it crazy? It is.

The main features of Wondershare Repairit - Online File Repair:

Wondershare Repairit Online

  • Repair damaged files with all levels of corruption, including blank files, files not opening, unrecognizable format, unreadable content, files layout changed, etc.

  • Support to repair all formats of PDF, Word, Excel, and PowerPoint files.

  • It supports customers repair 300 files per month and supports each file of 300M online.

  • Repair critically damaged or corrupted files available on SD cards, phones, cameras, USB flash drives, and more.

  • Security enough: files are transferred via a 2048-bit encrypted connection and deleted after 3 hours.

  • It fixes files online without damaging the original quality or integrity.

Steps to Open Corrupted File:

Step 1: Go to the website of Repairit Online File Repair and click the "+Add" button to upload the corrupted Excel files.

upload the file

Step 2: Click “Repair” to fix all of the corrupted Excel files.

repair the file

Step 3: Preview and save the repaired Excel files.

After the repair process finishes, you can click the "Preview" button to check the results of the fixed files, then download the files by clicking the "Save" button.

If you have many files (over 300 files per week) need to be fixed, or the corrupted files is larger than 300MB, even the file formats are out of the supported range, please try the desktop version of Wondershare Repairit.

Part 2. How to Open Xls/Xlsx File with Online Xls Viewer?

If you want to open an Xls file, you may use any version of Microsoft Excel. Having trouble with the direct opening of the file, you might seem to use an Excel viewer which primarily provides support to open as well as print Xls files with the offer to copy data out. Therefore, if you are a user of Google Drive, Google documents are handy for online editing of the document.

1. Open Google Drive, click "New," and then click "File Upload" to get started.


2. Right-click on the file to open.


3. Click on open with Google Sheets.


4. Download your file in. Xlsx format.


Part 3. Alternatives to Open Xls/Xlsx File Online without Microsoft Excel?

If you are in a hurry and want to open your Xls/Xlsx online without excel, there are five alternative tools that you can use to view your file and want to save your money with no loss of data. The following are the five tools installed on your personal computer and available on the cloud:

1. Google Sheets


One of the free and easy tools for creating and processing spreadsheets through the great engine of search – google sheers. Logged-in users can use google sheets for generating spreadsheets, presentations, formulas, and text through the browser-based tool.

Furthermore, it makes your data pop through the display of colorful charts and graphs for free. Interestingly, all your changes are saved automatically as you keep on typing eliminating the need to hit the save button again and again.


Brower-based tool (independent of OS).

Utilization of application through enabling work on mobile projects for multiple users, spontaneous and easier to use.

Processing, import, and storage of Excel files.

Overview and recover the old version of documents, autosaving data in the cloud.

Fast and high performance


Restricted for online use

Limited templates and their functions

Restricted use through Google account

Not accessible in China, as Google is unsupportive in China's market.

2. Calc – the open Office Solution


While talking about planning and processing content based on text and images. As a spreadsheet tool for calculation, ApacheOpenOffice is used as an alternative to Microsoft Office - Calc is used as an open-source tool.

Calc is as same as Excel offering a large range of functions with the ability to provide simultaneous access to numerous documents. It can be used on many operating systems such as Microsoft Windows, Linux, Mac OS X, and Solaris, etc. Calc is free software available under the license of Apache. Though, it is the spreadsheet application you have also wanted.


Compatibility with Windows, Linux, and Mac OS.

The similarity in functions as compared to Excel.

Process Excel and OpenDocument Files.

Offers mobile Android viewer (Libre).


Lack of saving current.Xls file formats.

Possible loss or change of file format in Excel.

3. Zoho Sheet:


ZohoSheets or Documents is a cloud-based software designed to assist you people in management, sharing, and storage all your files online. It serves as a collaboration platform and organizer for all of your business files – documents, presentations, spreadsheets – and even your files such as pictures, movies, and music.


Excellent compatibility and functionality.

The changes you make are saved automatically overcloud.

Create, edit, and share the file with my friends easily.

Supported by IOS and Android versions.

Easy data analysis and user-friendly graphics, with the creation of live sheets.


Issues related to the integration of Zoho CRM with sheets.

Difficulty in tracking the saved content and spreadsheets.

Complex Procedures and not easily accessible from ZOHO CRM.

Issues related to the integration of Zoho CRM with sheets.

4. Apple Numbers:


The spreadsheet program of Apple is a number-based web application with optimization for laptops and computers, iPods, and iPhones. A set-up allowing access to multiple users for individual projects with the diversification of arrays for design options.

It is developed by Apple Incorporation as a part of its iWork productivity suite. It uses the free-form canvas approach to demote tables to different media types on a single page. It includes improvements in styles of numbers to improve the visual appearance of the spreadsheet. It provides tables with a centric workflow for easy structuring of lists with summaries and headers.


Browser-based program (independent of OS).

Intuitive designing of empty documents (with no cells).

Applications allow work on mobile projects to carry out by multiple participants.

Well, appropriate for appealing visual presentations.

Import, process, and save the format of Excel files.


Possibility of loss of format or changes in Excel.

The habit of getting used to the requirement of the user interface.

5. G-numeric:


A decent alternative of Excel as free software for complex calculations with the use of fewer resources. It can process and save file formats of Xls and it offers a portable version for mobile devices.

It is part of GNOME FREE Software Desktop Project with distribution under the license of GNU GPL. You can run it without installing it on your windows or your computer. It is primarily designed to help people manipulate and analyze data by using spreadsheets. Thus, it is an impressive spreadsheet program.


Good program for mathematical formulas and diagrams.

Processes and save LOTUS, OpenDocument, and Excel Formats.


Incompatible and inappropriate for a large amount of data.

The new interface of users requires getting used to it.

Part 4. How to Open and Repair Xls/Xlsx with One-Stop Service?

Wondershare Repairit Excel Repair:

Wondershare Repairit tool on your Windows PC right away is an effective and safe file repair software. This third-party software can quickly get back corrupted, formatted files on Windows Computer, irrespective of the file type and format. It repairs inaccessible and corrupt MS Excel spreadsheets without any changes in the original file such as filter and sort, image, formulas, cell comments, user-defined charts, and tables.

Works with the ability to fix all common corruption errors of excel files such as unrecognizable format, unreadable content. It provides a real-time repair preview featuring a standard style of the user interface.

  • Repair damaged files with all levels of corruption, including blank files, files not opening, unrecognizable format, unreadable content, files layout changed, etc.

  • Support to repair all formats of PDF, Word, Excel, PowerPoint, and Adobe files.

  • Perfectly repair corrupted files with a very high success rate, without modifying the original file.

  • No limit to the number and size of the repairable files.

  • Support Windows 11/10/8/7/Vista, Windows Server 2003/2008/2012/2016/2019/2022, and macOS 10.10~macOS 14.

Steps to repair corrupt Excel file:

To repair the corrupt file through the use of Wondershare Repairit, steps are as follows:

Step 1: Add File:

First of all, before you get started to repair your corrupt Excel file, you need to add the Excel repair software on your computer. You can easily do this by clicking the option of 'Add' file found in the File menu.


Step 2: Start Repair

Add the corrupt files that need to be added. Click on the option of 'Repair' to start the process.


Step 3: Preview and save

After repairing your corrupt Excel file and when it is repaired, preview the file to make sure your original data has been repaired.


Finally, choose the location to save your file in a designated place. Choose it by clicking at the option of Save in the File menu.

Notes, choose either a 'Select New Folder' or Default Location in the dialog box of Advanced option and click Ok. Save the repaired file by default or your desired location.