You can share a review link to your clients before publishing your video to ask them for feedback.
Step 1. Place the video in a separate (sub)folder so that your client can only see the videos that you want them to see
Step 2. Go to the folder settings of that specific (sub)folder
Step 3. Invite your client and give them Read only rights
Step 4. Your client gets an invitation email. Let them know that they have to accept this invitation and create an account in hihaho to see the statistics.
Note: Sometimes the automatic invitation end's up in the spam folder. Please click the green envelope button to resend the invitation.
Step 5. The client can now see every video in this (sub)folder and provide feedback to you.