Asana is the 800-pound gorilla of task management for teams, dwarfing other popular services like the capable Trello. Asana is all about workflows and checkbox tasks that can be assigned to individuals. The Android app lets you take your tasks on the go and offline, syncing your progress when you're back on the network. It's a powerful tool with an excellent interface, and new features are added regularly.
For passing links, web addresses, or clipboard data between devices, Join is a great option. Setup and customization are easy and Join makes it simple to specify which notifications and actions you want to enable for each device. It even syncs SMS texts to a Chrome browser or the dedicated Windows 10 app. Unlike Pushbullet, it doesn't require a monthly subscription to use its features to the fullest. Our favorite features are its remote screenshot and screen-capture capabilities. Android App
In a world rife with messenger apps, WhatsApp is among the most successful, boasting an enormous and dedicated user base. Add to that an integrated web version that lets users take their chats to the desktop. Recently, this app was bolstered by encrypted messaging provided by the minds behind Signal. It might just be the largest secure messaging service out there. Android App
Slack has gone from the new hotness, to controversial productivity tool, to essential office tool faster than you can say "hot take." With a familiar, instant messenger feel, it's easy to get started with Slack. But the service became popular because of its wealth of advanced features, like customizable alerts and a Do Not Disturb function. You can even host VoIP calls through Slack with your coworkers. A free account will get you started, but a monthly fee unlocks even better search tools. And be sure to install the Giphy plugin for maximum productivity. Android App
Dropbox pioneered the personal cloud service, where all your stuff would be available no matter what device you were using. On Android, it holds its own—even against the highly integrated Google Drive. Dropbox can also act as a seamless backup for your images, automatically uploading every photo to the cloud. It even includes some light image editing tools. If you're the type of person with lots of files already stored in Dropbox, this app is a must-have. Droid App