Caption This - Create a smart caption for your photo in a second!
Zubtitle - Zubtitle is an online tool that makes it easy to add captions to any video.
Captioned - Say, show, share. Create a 60 second captioned video.
VEED Subtitle - A simple & fast way to add subtitles to your videos online
Caption Ideas App - Creative & funny caption ideas for your social media posts
Subtly - Learn English with smart subtitles on movies and TV shows