The best alternatives to CompeteOS are EasyBloggers, Niche Site Metrics, and RivalHunt. If these 3 options don't work for you, we've listed a few more alternatives below.
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Universal-2 by AssemblyAI— Speech-to-Text API for conversational data
EasyBloggers is an influencer recommendation platform. We will create a list of niche-specific YouTube influencers for your brand. All influencers are carefully picked and validated by our managers.
Niche Site Metrics is a database of 74,595 websites, enriched with SEO metrics to help you uncover profitable niches. Create new websites or discover low-competition keywords that you can create content for to drive more traffic to new or existing sites.