WhatsApp

Backing up the data on your iPhone is obviously a good habit, hopefully one that people got into back in the days of iTunes synching. Back then if you lost your iPhone and weren't regularly backing it up on iTunes, you stood to lose a lot of data, including photos and text messages among other things. iCloud has made data backup a simple process that happens in the background without any effort on the user's part other than turning it on in Settings. Third party apps can be backed up in iCloud as well, including WhatsApp.

Thanks to mobile devices and global data networks, keeping in touch with friends, family, and co-workers is easier than ever. Video phones were once the stuff of science fiction. Nowadays, video calls can be connected from almost anywhere, and it's the next-best thing to meeting in person.

If you have friends and family that live abroad or that frequently travel, or if you frequently travel yourself, chances are you use WhatsApp for messaging. The app is by far the most popular messaging app in the world, especially outside of the U.S. If you use it you may have noticed that it automatically saves photos and videos to your iPhone Photo Library. While some may consider this a convenience, it is probably an annoyance to others. The app does this by default but you can stop it and manually save the photos and videos you want. Here's how to do it:

Most people likely have countless messages that they have sent in anger or while inebriated that they immediately regret (or regret the next day). If only there was a way to take them back... Unfortunately you can't take back iMessages, but if you are a fan of WhatsApp, the service now has a feature that lets you do exactly that. It doesn't guarantee the recipient won't see the message, and it won't help for the regret-the-next-day messages, but it does give the sender a seven minute window in which they can delete their sent message from the recipient's thread. Here's how to do it: