What is .KEY and how can I open or unzip a .KEY file on MAC?

A key file is a program with a .key extension, which was created to be decrypted or run exclusively by MacOS (Macintosh OS), has all the information necessary to show presentations, images, slide animations, among others. , this is constituted as the computer program known by the name of Keynote.

However, the key is considered by more users as the opponent of the Power Point program , since both programs, in terms of utility, are really very similar and provide the same functionality to the user in creating worksheets.

Now, if you want to know a little more about this topic, to familiarize yourself with this type of file, you are on the right path, because here we will give you the best tips.


  1. What is the function of a .KEY file?
  2. Learn the easy ways to view a .KEY file
  3. Use the Mac Keynote program to open .KEY files
  4. Difference between key and Microsoft PPT
  5. Advantages of Keynote documents?
  6. In what formats can Keynote documents be saved?
  7. Try these online tools to open a .KEY file

What is the function of a .KEY file?

The function of a .key in created by Keynote is to contain all the code to show a presentation that can contain slides, shapes, tables, images, various multimedia files (Video, music, MIDIS), as well as tables, shapes or just notes of text, including visually styled text. We could say that the .key file is a container for a presentation with an indefinite amount of multimedia information until we use the appropriate program to decrypt it.

Learn the easy ways to view a .KEY file

Interestingly, despite the fact that the Key file was created to be decrypted or executed by MacOS , this does not mean that it cannot be viewed by other software, through the process of converting the document you want to view in the note compatible format key.

In Windows

If we have a .key file at hand and we need to view it on a PC running Windows only as the operating system, we will need to use an online converter like Zamzar.com, which we will talk about later, and perform a conversion to another format that Se our PC can open it , you can choose between converting it to a Power Point file (.ppt) or a .pdf file to view it with your favorite PDF reader, this is a pretty practical solution to solve this problem.

Another method or technique where you can view your KEY worksheets is via a computer that has iWork for iCloud, obviously you are following certain procedures.

and Mac

If you have a Mac PC in your hands, it also has some very useful features like DOCK , which offers you an interactive tool to add content to your work, delete recent applications and open .Key files, as these Computers already have everything you need carry out this process without resorting to any additional tricks or tricks.


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However, since Key is an ext.key that makes up the Keynote software , the only thing you will need to download to your PC, if you haven’t already, is that computer program, where can you download it? In your official Apple store, then quickly continue with the following tips:

  • Search your Mac PC for the KEY documentyou want to unzip
  • Click on this, you also have the option to pullup to where you have the Keynote cipher app located. Performing these simple steps will allow you to look at the key worksheets you want. Now, if what you want is to open a document that you have already done on your MAC, then:
  • Go to the Keynote figureon your pc, click on it.
  • Choose where it says File, then in the menu from “Open Recent”
  • Immediately this program will give you an overview of all those documents you have worked in recently, you have to select and open the one you want to view or edit.

On your mobile

If what you want is to see the .key file from your Android phone, you can install the Keynote.apk app, go to the Google Play Store and type the word “Keynote”, you will see several app options that will allow you to view files with the extension .key, install the one you like best and once done you can open the file you want to see through this app. Another option is to use an online format converter as we explained in the previous section where we explained how to view a .key file on your PC, you can convert it to a .pdf file and transfer that pdf to your mobile memory to be able to view.

Use the Mac Keynote program to open .KEY files

As we have already explained, Keynote is the program designed to create these .key files and therefore the most suitable and 100% compatible to edit them , it has all the necessary tools to create multimedia presentations from its more than 30 predefined templates with that you can create figures, tables, photos, videos, and apply transition effects between slides, it also has a plugin called Keynote Live, which you can use to broadcast your .key presentations via iCloud.com.


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Difference between key and Microsoft PPT

The main difference worth mentioning is that Power Point comes from Windows and the Ext. Mac OS key (Macintosh OS), as mentioned above, from the Keynote suite of the well  known Apple 5.

The most popular to have as alternative online tools to open a .Key file are: Parallels Tools, Cloudconvert.com, WinRAR, OnlineConvertfree.com, Aconvert.com and ZAMZAR.com, AnyDV, among others.

Advantages of Keynote documents?

  • This type of document is used for different purposes, from student, lucrative, to personal.
  • Once you’re done working on your devices, you can share it.
  • Another of its major advantages is that these slides you have made, you have the advantage of exporting them in a different formatsuch as; file extension HTML, PDF, PowerPoint. Moreover.

In what formats can Keynote documents be saved?

They can save them in the following formats:

In summary, unzipping a KEY document in MAC is really a very simple task, as this computer has everything needed to decrypt this type of Keynote file.

If you need to make a presentation or make square format videos for Facebook and you have a Mac computer you can use keynote.

Try these online tools to open a .KEY file

We want to mention some of the most popular online tools to convert or open .key files to other formats very easily, pay attention to this list.

On the Zamzar.com website

The Zamzar.com site is an online tool where you can convert a wide variety of files with different formats of audio, video, document, image and weight up to 50MB to other formats with just a couple of clicks if you wish. can create an account and access advanced payment tools with which you can further expand the list of supported formats and even work with files larger than 50MB if needed.

An iCloud

THE advantage of opening a .key file from pc via iCloud is extremely simple, besides the fact that no additional software is required, it is not even necessary to install the iCloud software on your pc as you can do it perfectly from your iCloud.com site, you just need to log into the platform and if you don’t have an account, you can create one for free on this page. Once you have entered your login information, you will be directed to the iCloud home page and you will see the “Keynote” application among the icons displayed., open that application and then at the top right you can see the icon to upload a new file, press it and a pop-up window will open from which you have to locate the .key file you want to view, go to the location where you have stored the .key file, select it and click the “Open” button in the pop-up window.


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Then you have to wait for the file to load and once uploaded, you can open it by double clicking from the iCloud interface, wait for it to load completely, if you wish you can view the file from iCloud or you can also go back to download it on your PC in a other format compatible with the software you have installed, you can usually convert it to .ppt to view it with Power Point or .pdf, whichever is more convenient for you.

On Cloudconvert.com

A very simple and practical option is to use an online converter like cloudconvert.com, which has more than 200 supported formats available for conversion, they are called “The Swiss Army Knife for File Conversion” and is that in addition to supporting a good amount of formats to convert, they have alliances with quite a few software vendors so that conversions on their platform are of the highest quality we can expect, they also have a payment format to expand the functions of the tool and also ensure security and confidentiality of the data we provide to the application without the risk of our data falling into the hands of third parties.

On Aconvert.com

Aconvert.com is a very simple and practical online file conversion platform to use, it supports a good number of formats to convert, including the .key which is what interests us most in this case , and the best thing is that you don’t have You have to create an account on their page, which if you can, if you wish, is a donation to the site via PayPal if you want to support the project so that it continues to develop.

On Onlineconvertfree.com

We also want to mention this powerful online format converter, onlineconvertfree.com is a free tool that has a wide variety of supported formats, including images, books, documents, audios, videos and files in general. If you want to contract one of their payment plans, you can log in to convert files up to 500MB in weight, unlimited conversion minutes per day and with a maximum conversion time on free use of the platform                             

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