Open OTB file online

Fast, secure and free OTB viewer Online

Select otb file   
Important: 150 MB maximum file size, all upload and processed files will be deleted automatically within 1 hours.

4.7 (390 Votes)


How to open OTB online?

Step 1
Upload otb-file(s)
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Step 2
Choose "otb file"
Choose otb or any other format you need as a result (if applicable).
Step 3
Download/View your processed otb file
Let the file process and download/view the otb file.
** You can also open your processed otb file in our free online viewer by clicking "Open".


  • 1 ❓ How can I viewer OTB file?

    First, you need to add a file for viewer: drag & drop your OTB file or click inside the white area for choose a file. Then click the "viewer" button. It will now allow you to viewer your OTB file.

  • 2 ⏱️ How long does it take to viewer OTB file?

    This viewerer works fast. You can viewer OTB file in a few seconds.

  • 3 🛡️ Is it safe to OTB viewer using free file viewerer?

    Of course! The download link of viewered file will be available instantly after processing. We delete uploaded files whithin next 24 hours and the download links will stop working after this time period. No one has access to your files. File viewerer (including OTB). OTB file viewerer is absolutely safe.

  • 4 💻 Can I viewer OTB file on Mac OS, Android or Linux?

    Yes, you can use free viewerer app on any operating system that has a web browser. Our OTB viewerer works online and does not require any software installation.

  • 5 🌐 What browser should I use to viewer OTB?

    You can use any modern browser to viewer OTB, for example, Google Chrome, Firefox, Opera, Safari.

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