Purchase Key


Get Started with a Trial

Try Unraid today and get full access to the software’s capabilities for 30 days.

Available Keys

Purchase an Unraid OS registration key after you’ve downloaded and installed the software to your server. Licenses are priced as a one-time fee in $USD on a per server basis.



Up to 6 attached storage devices [1]

  • Upgrade Basic to Plus for $39
  • Upgrade Basic to Pro for $79



Up to 12 attached storage devices [1]

  • Upgrade Plus to Pro for $49



Unlimited attached storage devices [1] [2]

Registration Key Info

For Cyber Monday, you will be able to purchase an activation code for yourself, family or friends-- no hardware needed. All other times:

Registration keys are purchased from within Unraid OS running on your server (Go to the Tools > Registration page).

  1. Attached storage devices refers to the total number of storage devices you are allowed to have attached to the server before Starting the array, not counting the USB Flash boot device. There are no other limitations in the software based on registration key type.
  2. Unraid OS Pro supports up to 30 storage devices in the parity-protected array (28 data and 2 parity) and up to 35 named pools, of up to 30 storage devices in the cache pool(s). Additional storage devices can still be utilized directly with other Unraid features such as Virtual Machines or the unassigned devices plugin.
  3. Non-storage devices such as GPUs do not count against the limit of supported devices.
  4. Unraid OS is only supported to boot from USB flash-based storage devices. Other boot devices such as SD card readers, HDDs, or SSDs are not supported at this time.
  5. All Basic/Plus/Pro registration keys are eligible to run new releases of Unraid OS at no additional cost.
  6. If your USB Flash boot device fails, you can transfer your registration key to a new USB Flash device initially at any time, and subsequently up to once per year.
  7. Please do not use a comcast.net email address to purchase a license key.
  8. For special orders, please use the contact form here.
  9. All sales are final. No refunds.

Trial Keys

Trial keys are downloaded from within Unraid OS running on your server (Go to the Tools > Registration page).

  • To determine if Unraid will work with your hardware, just use a Free 30-Day Trial key!
  • Trial keys provide time-limited full functionality of Unraid OS, with no attached storage device limit.
  • Trial keys require an internet connection upon server boot in order to validate. Basic/Plus/Pro keys do not require an internet connection.
  • Your Unraid Trial configuration can be moved to a new USB Flash device before purchasing a registration key.
  • Up to two 15-day Trial extensions are possible.
  • Pricing listed is a one-time fee.