Get 6 month free subscription. You can redeem on existing account as well.
Seems the code is generic and might not need the below steps.
- Click 'Go to Deal'
- >>Download VPN Unlimited Now
- I don't use Facebook, Twitter, or LinkedIn!
- Fill out form
- >> Give it to me now
- Giveaway code will appear on next screen
Terms & Conditions
- This is a 1-account 6-month license, for noncommercial use
- You get free updates for six months
- You get free tech support
- You must redeem the voucher code before this offer has ended
Added a new code, kudos to Martin in comments. Case sensitive. Both codes can be applied to give you a total of 12 months.