Free Software for Android
Discord
A VoIP application and platform designed for creating communities and connecting gamers, and people rallying around specific causes. The Discord client is a free to use and can handle text, image, video and audio communication between users in a chat channel. Currently over 250 million users use the software to connect with others across the globe.
Turtl
Turtl is a note taking application that uses high-end cryptography to protect your data. Whether you're worried about information leaks, competitive advantage, or blanket government surveillance, Turtl works hard to make sure only you, and those you choose, can see your data.
Telegram X
Telegram X is a development version of the chat application Telegram. The goal of Telegram X is to reinvent Telegram and explore new frontiers in speed, ease of use, quality of animations, and all other aspects surrounding online communication. Telegram X is an experimental app that may or may not eventually replace the existing official Telegram, or simply used as a public beta test.
Viber
Viber is a cross-platform voice over IP application that allow people to make free and secure calls and messages to anyone, anywhere. With Viber, you can create group chats and make group calls, send stickers and emojis over chats that are 100% synced between devices, including 1-tap transfer of calls. Viber is available for free on Android, iOS, macOS, Linux and Windows.
Airtable
Airtable is a cloud collaboration software that is part spreadsheet and part database. With Airtable, teams can orginaize their work, their own way utilizing powerful filtering, sorting, and grouping viewed in different ways including grid view, gallery view, kanban view and calendar view on the web or on a mobile device. Airtable also integrates with many popular third-party software and provides a robust API that can be used to access your content programatically.
LOVOO
More than 70 million people use LOVOO to meet new people with same interests or a similar lifestyle nearby. LOVOO is an online dating app for flirting, chatting, and meeting new people for Android and iOS. With LOVOO you can discover stories next door, get connected with new people around you, and express yourself by sharing amazing moments. LOVOO is more than just a profile with a picture, its a way to discover love and friendship in your area through events.
K-9 Mail
K-9 Mail is an open source email client focused on making it easy to chew through large volumes of email. K-9 Mail is designed for both novice and power users and offers lots of features for everyone. It provides features like Push IMAP Support, GPG & PGP/MIME support, Per Account Notifications, Unified Inbox, White and Dark Theme, and Signatures.
Medium
Medium is an open bloging and publishing platform where readers find dynamic thinking, and where expert and undiscovered voices can share their writing on any topic.
Twitter
Twitter is a popular social network and microblogging site for breaking news in entertainment, sport, politics and nice topics. On Twitter, users can share their ideas in 280 characters or less, or retweet others that they agree with or want to amplify. What makes Twitter unique is the opportunity to discover what's happening in the world in close to real-time. The fact that you can follow a specific audience in a specific niche also makes twitter a great tool for diving deeper and staying up-to-date with topics of your interest.
TripIt
Unlike other travel apps, TripIt can organize your travel plans no matter where you book. With Tripit you can manage all your travel details in one place and get heads up throught your trip. Simply join and forward your confirmation emails to plans@tripit.com and in a matter of seconds, TripIt will create a master itinerary for every trip.