Instagram

Whether you need specific symbols for a technical paper or are simply looking to add some flavor to your social media posts, the iPhone keyboard doesn't have a very extensive library of symbols. You can find a few extra symbols by long pressing on certain keys like the '$' which will reveal a few other currency symbols, and you can find some in the emoji library like the trademark and copyright symbols, but they aren't really ideal (they don't appear as superscripts).

Instagram offers a variety of options for customizing your visual brand, except for fonts - it has just one. Luckily there are plenty of resources to remedy this and give your captions and comments a little more personality. An easy on-the-fly solution is to use a web tool like Instagram Fonts or LingoJam. Here's how to do it right from your iPhone or iPad:

If you use Instagram you probably share your Stories with family and friends, and probably don't want them shared with people you don't know. Your friends and family, however, can share your stories with others as direct messages. If you have your account set to private it doesn't matter because only your followers will be able to view it, even if it is shared as a direct message.

There are plenty of reasons to start a second Instagram account - one for your business, separate from your personal; one for your alter-ego; one for your pet perhaps... Whatever your reason, Instagram allows you to have up to five accounts, you'll just need a separate email for each one. You'll need to know how to manage multiple accounts as well - you used to have to log out and log back in, but you can now simply toggle between them. Here's how to open a second Instagram account on iPhone and iPad, and how to switch between accounts:

Concerned about privacy when using popular apps like Instagram? One news story after another highlighting data breaches and undisclosed app activity has some iPhone owners on edge. The fact that Facebook owns Instagram hasn't exactly made users of the most popular photo sharing platform more comfortable, considering the company's dependence on advertising for revenue. Despite privacy controls on iOS devices, sharing the Camera Roll with apps is easy, but who knows what apps actually do with access to your entire Photo Library?

Aside from deleting your Instagram account entirely, there are steps you can take to protect your data from being exploited by advertisers. Improving Instagram privacy requires checking a few settings and changing what data iPhone owners allow Instagram to access.