Moodle might be a bit more popular than TestFairy. We know about 1 link to it since March 2021 and only 1 link to TestFairy. 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.
Https://testfairy.com is also an alternative solution. You can have users and groups to share the apk. Source: almost 2 years ago
Moodle can handle this but it might be overkill for your requirements. Once you have it setup though the quiz feature is really great, and the analytics it provides are awesome. Source: about 1 year ago
TestFlight - iOS beta testing on the fly.
Adobe Learning Manager - Adobe Learning Manager (formerly Adobe Captivate Prime LMS) is easy to setup and helps in delivering engaging learning experiences in a personalized manner across devices.
Visual Studio App Center - Continuous everything – build, test, deploy, engage, repeat
Collaborator - Система дистанційного навчання повного циклу із аналітикою в реальному часі та інструментами внутрішнього маркетингу.
TestApp.io - A platform that helps both mobile app developers and owners to easily share their apps with everyone to get feedback before reaching publicly to Google and App stores.
Geocities Site Builder - Share your abomination with the world