You can redeem either Keep2Share or Keep2Share PRO Voucher Code by this method

Redeem Method

1. Please login to your Keep2Share account, if you don’t have any accounts, just simply Register a New Account for FREE
2. Login to your account and go to https://k2s.cc/auth/activationcode?code=
3. Paste the code in the “Input activation code” field
4. Complete Google reCAPTCHA and click Activate my code