Based on our record, TestFairy 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.
Https://testfairy.com is also an alternative solution. You can have users and groups to share the apk. Source: almost 2 years ago
TestFlight - iOS beta testing on the fly.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
Visual Studio App Center - Continuous everything – build, test, deploy, engage, repeat
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
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.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.