Based on our record, Lingotek 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.
There's a bunch of others you can find if you google something like "crowdsource app translation" (ex1 ex2 ex3). I hope this helps, and I'll go add these to our wiki, since I also had to hunt them down across the subreddit. Source: over 2 years ago
OmegaT - OmegaT is a free open-source translation memory application for professional translators written in Java.
Lokalise - Localization tool for software developers. Web-based collaborative multi-platform editor, API/CLI, numerous plugins, iOS and Android SDK.
Smartcat - Smartcat
Phrase - A platform offering AI-powered translation tools for localization at scale.
Transifex - Transifex makes it easy to collect, translate and deliver digital content, web and mobile apps in multiple languages. Localization for agile teams.
POEditor - The translation and localization management platform that's easy to use *and* affordable!