Recommended: https://godhacks.co.uk/how-to-install-3100

• Download videos to your device
• Block Ads
• Play video/audio in the background
• Set video playback speed (0.5x – 2.0x)
• Auto-replay videos
• Disable age restrictions
• Forward/Rewind controls with custom number of seconds
• Default playback quality
• Audio player for downloaded videos
• Much more!