Pros :

• A one solution of making virtual trainings
• You will stay connected, despite the distance
• This could make your training more cost-effective which saves you money
• It can help bring a global audience under one roof
• It can do large training on a group of participants
• A one way of standardizing training across the company
• Available on both App Store and Google Play

Cons :

• You can start for a trial but to avail a much better features you need to upgrade your account to a much higher subscription