Here is a free GPS alarm app for iPhone to sound alarm at a specific location.You can set alarms for specific locations and get notified when you enter.

Here is a free face swap app for iPhone by Microsoft to swap face with other photos. Take a selfie and swap face with photos from camera roll or web.

Here are 4 free slow motion apps for iPhone. Use these apps to easily create slow motion videos by recording new videos or converting existing videos.

This tutorial explains how to post tweets using Siri on iPhone. With simple voice commands dictate a tweet and get it automatically updated by Siri.

Use these free 3 free offline biology dictionary iPhone apps. Find meanings of biological terms, bookmark them, and even share with friends.

Here is a free iPhone picture in picture app to add video to another video. You can use this app to add a video or a photo at the top of another video, etc.

Here is a free iPhone pill identifier app to find medicines and drugs in the US from 60,000+ indexed drugs. Also, compare prices, calculate BMI, etc.

Here are 5 free Fidget Spinner games for iPhone to play with Fidget Spinners. Make them spin faster and unlock other powerful Spinners.

Use these 5 free iPhone apps to sleep better and beat insomnia. Listen to mindfulness, guided meditation, etc to quickly fall asleep.