The best alternatives to Caption This are Ava, Caption, and Captioned. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
Ava provides 450M deaf or hard-of-hearing people instant captions to follow any conversation and be included. Use Ava when meeting new people, one-on-one or in groups, for meetings or informal conversations with colleagues at work or when attending a lecture. Ava is the perfect companion to make your conversations accessible.
A simple design, drag & drop search, and automatic downloading & renaming let you just start watching. Caption is multi-platform, open-source, and built entirely on web technology.
Closed Caption Converter is an online tool that allows users to convert caption files between different formats. We support a number of the most popular caption formats including SCC, SRT, MCC, TTML, and more. We also support editing using Closed Caption Creator.