Anytime you download a new app, make sure that you run a virus scan on your device. You never know if an app is masquerading as legitimate, but really isn’t. Brand new apps — like the five listed here — are particularly susceptible to problems, since they haven’t been tested by hundreds of thousands of users like other apps are. Remember, it’s always better to be safe rather than sorry. Click here to scan your device for malware:

This app is like a Post Secret for people close to you. The app lets you ask questions, and then have your questions answered by people around you. You can either type your responses or record them — using the “Easy Voice Changer” feature, of course — to protect your identity.

Send Anywhere

It can be pesky and difficult to convert files, and sometimes, you don’t want to change the original format. That’s what the Send Anywhere app eliminates — it lets you send files without changing their formatting. All you have to do to send the file is send your intended recipient a six-digit code — and the app does the rest.

Flock

Flock aims to help you be more productive by providing you with several useful tools. There are features like direct messaging and voice calling, and you can also create and share task lists. You can also share files with contacts in one-on-one and group calling.

Fitso Running & Fitness

Fitness enthusiasts reading this list won’t be disappointed by the Fitso Running & Fitness app. The app’s primary feature is to track your behavior. It lets you monitor all the activities you do each day, as well as your nutritional intake. It also aims to help you improve your fitness, offering you different workout options based on your life situation.

PINbonus

Tired of carrying around reward cards to a bunch of different places? The PINbonus app lets you keep all your rewards cards in one place. To use, the app stores the plastic card’s pin number on a digital screen. When you want to use the card, you hand it to the cashier to swipe, just like you would with a physical card. The app also lets you sync your cards to all the different devices you use.