View and convert over 300 file formats with the free online file viewer.
Listing updated:September 25, 2025
Works with:
No users
Overview
File Helper is a free online file viewer that identifies, views, and converts files from Google Drive™.  Open over 300 file formats directly in your web browser.

Supported file types include:

* Documents (.txt, .rtf, .doc, .docx)
* Spreadsheets (.xlsx, .csv)
* PDFs (.pdf)
* Images (.jpg, .png, .gif, .tiff)
* Camera raw files (.cr2, .cr3, .nef, .srf, .dng)
* Videos (.mpg, .mp4, .mov, .ogv, .vob, .webm)
* Audio files (.aa, .mp3, .flac, .ogg, .opus, .wav, .wma)
* and many others!

Unknown file?  File Helper can identify over 15,000 file formats.  It also displays the file properties and metadata for each file.
Additional information
PricingFree of charge
Privacy policy
Terms of service
File Helper will ask for the permissions shown below. Learn more
File Helper will need access to your Google account
This will allow File Helper to :
See, edit, create, and delete only the specific Google Drive files you use with this app
Connect itself to your Google Drive
See your primary Google Account email address
See your personal info, including any personal info you've made publicly available
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