Chinese customers in an Apple store on Jan. 3, 2019, in Beijing, one day after Apple preannounced weak quarterly results that it attributed primarily to a sales slowdown in China.

If you've been using an iPhone for a long time, you may have signed up for various app subscriptions over the years.

I pay for lots of stuff on my iPhone, like HBO through Apple TV+, Headspace for meditation, Apple News+, Apple Music, Carrot Weather and monthly AppleCare+ plans for various devices.

I use and need a lot of that, but in total I spend about $773 per year in various subscriptions that I can manage in the App Store. Like me, you may have a few apps that you no longer use but are still paying for.

It adds up, and you can save a few bucks a month by quickly running through the subscriptions you have and eliminating any you don't need. I ran through it and found I was paying an annual subscription for an app I no longer use, so I can save $9.99 by canceling it.

The setting is kind of hidden, so I'll show you where to look.

Here's what you need to do.