Based on our record, brainFart seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Not to toot my own horn but you could use this site I've built that has a couple hundred potential ideas generated by GPT3 BrainFart. Source: over 2 years ago
IdeasAI - OpenAI-powered startup idea generator
Validated ideas - List of 5,000 poorly executed but popular apps
AreYouInterested - A super-simple landing page builder for bulk idea validation
Startupers from Adstra - 30+ solutions to idea validation problems
Name Ideas Generator - A simplistic domain name generator.
Idea Validator - A customer development tool to help you validate your ideas before building them.