AlternativeTo - AlternativeTo lets you find apps and software for Windows, Mac, Linux, iPhone, iPad, Android, Android Tablets, Web Apps, Online, Windows Tablets and more by recommending alternatives to apps you already know.
Versus - Find popular alternatives to anything in a jiffy
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Kimovil - Compare price, specs, reviews and benchmarks for smartphones and tablets.
Product Hunt - A website that lets users share and discover new products
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