View your XLSX here

Or drop files here

View our size limits (want more?)

You're in good company:

Zamzar has converted over 510 million files since 2006

View different files

You can use Zamzar to process a wide range of different files - just click on a format to get started:

Why view a XLSX?

An XLSX file is the standard format used by Microsoft Excel for spreadsheets. If someone sends you one and you don't have Excel installed, or you're on a phone or a shared computer, opening it can turn into a real hassle. You might end up hunting for a free alternative, installing software you'll only use once, or asking a colleague to forward a screenshot instead.

Zamzar's XLSX viewer gives you a quicker route. You upload your file, we process it, and you get the contents shown to you in an embedded viewer right in your browser. No downloads, no installs, no waiting around for permission to use company software on a personal device.

This comes in handy in quite a few everyday situations. Say a client emails you an invoice or a budget breakdown while you're out and about, and you need to check a figure before replying. Or you're a student working on a shared library computer that doesn't have Excel, and you just need to read through a dataset for a project. Freelancers checking a spreadsheet sent by a new client, or anyone wanting a fast look at a report without committing to a full software install, will find this useful too.

Available In Many Languages

Zamzar is widely used across the world, so we support many different languages, providing a much better experience for our users.

Highly Reliable

We operate with a dedicated support team to help you if you ever face an issue.

Very Experienced

We pride ourselves on being the best online file-conversion site there is, and because we’ve got over 15 years of experience, we’re confident we know what our customers need.

Highly Reputable

Zamzar has been featured by TechCrunch, Wired, Lifehacker, the Guardian, and many more publications.