Finding a cheap, legitimate copy of is challenging because Microsoft no longer sells it directly, having replaced it with newer perpetual versions like Office 2024 and Office 2021 . Additionally, official support and security updates for Office 2016 ended on October 14, 2025 , meaning the software no longer receives patches for new vulnerabilities.

Since retail inventory is mostly gone, you will need to look at third-party resellers:

: Sites like Keysfan , SCD Key , and RapidSoftware.io often sell OEM or bulk license keys at significant discounts (sometimes between $15 and $35).

If you still prefer Office 2016 to avoid subscriptions, here is how you can find it and what to watch out for. Legitimate Ways to Buy Office 2016 Cheap