Welcome to ExcelViewer.online, where our passion lies in empowering every user—students, professionals, educators, freelancers, and data enthusiasts—to manage and manipulate spreadsheet data with ease. Our mission is simple: provide fast, free, and accessible tools for everyone, all directly in your browser—no downloads, no accounts, no hassle.
Our Story
Born from a belief that powerful spreadsheet tools shouldn’t lock you behind expensive software or complex setups, ExcelViewer.online was created to bring versatility, simplicity, and security to your fingertips. Today, our suite spans a range of carefully crafted tools: view, merge, compress, split, and convert—whatever your spreadsheet needs, we’ve got you covered.
What We Offer
Our online toolbox includes:
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Excel File Combiner
Merge multiple files—XLS, XLSX, CSV, ODS, HTML, HTM, TSV, Numbers—into one consolidated workbook. Enjoy smart options like merging into separate sheets or one, de-duplicating, and removing blank rows. Preview your file before downloading, all in-browser for seamless performance. -
Excel Splitter
Break down large workbooks into smaller, focused files with ease. Ideal for reorganizing data, handling reports, or delivering standalone sections. -
Compressor Excel
Trim down bulky Excel or CSV files. Remove styles, hidden sheets, unused rows and columns to significantly reduce file size—all directly processed in your browser. -
Convert HTM to Excel
Convert HTML or HTM files into XLSX in seconds—no software installation. Perfect for users exporting web-based tables or reports.
Why Choose ExcelViewer.online?
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Completely Free: Every tool is available at zero cost, with no sign-ups, subscriptions, or hidden fees.
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Browser-Based Convenience: Works on any OS—Windows, macOS, Linux, Android, iOS—and opens instantly in modern browsers.
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Mobile & Multilingual Support: Designed with touch-friendly interfaces and adaptive layouts. Seamless rendering in languages like Bengali, Hindi, Arabic, French, and Spanish.
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Fast & Lightweight: No bulky software installations—just upload, process, and download.
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Privacy-First: All processing occurs right in your browser. Files are never sent to a server—your data remains private and secure.
Who We Serve
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Business Professionals merging reports or client data
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Students & Researchers combining datasets or experimental results
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Freelancers & Educators managing project trackers or gradebooks
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Data Analysts streamlining data prep for analysis
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Anyone needing quick, hassle-free spreadsheet tools—no software or expertise required
How It Works
Each tool follows an intuitive three-step workflow:
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Upload or drag and drop your file(s)
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Customize Settings – choose merge options, compression preferences, or conversion parameters
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Process & Download – preview where available, then download the result instantly
Whether you're combining multiple workbooks, splitting a voluminous file, compressing for portability, or converting HTML tables to Excel, it's all fast and straightforward.
Our Commitment
We believe every user deserves powerful, reliable spreadsheet tools—without paying a cent or jumping through hoops. Our tools are constantly evolving: expect smooth enhancements, new features, and responsive support as we grow.
Get Started Today
Skip the downloads and the complicated installs. Visit ExcelViewer.online, select the tool you need, and start transforming your files the easy way. Your data, your rules—no strings attached.
Looking Ahead: Exciting Plans for the Future
The journey doesn't stop here. We're actively developing new tools, such as an Excel to PDF Converter and advanced analytics integrations. "Latest Tools" on our site is a teaser for what's coming—stay tuned for announcements! We aim to expand multilanguage support further and introduce collaboration features for small teams.
As we grow, our focus remains on you, the user. Whether you're a solo freelancer or part of a larger organization, ExcelViewer.online is here to make your data life easier.
Thank you for choosing us. Dive into our tools today, and let's unlock the full potential of your spreadsheets together. If you have stories or feedback, we'd love to hear them—contact us anytime!
— The ExcelViewer.online Team