A big part of iOS 8 is Apple Health, a centralised dashboard for all your wearable tech and fitness app data powered by the HealthKit developer framework.
The Health app aggregates and displays information from the likes of Withings, Jawbone and RunKeeper, as well as data from the iPhone's bevy of sensors, as a way of binding together the often disparate information collected by your wearables.
Essential reading: Apple Health vs Google Fit
However, the compatible apps and the type of data Apple Health can share is far from clear, which is why we've rounded up our favourite iOS 8 friendly apps.
7 Minute Workout
The ever popular workout app will log the calories burned during your seven minute fat-blasting regimes with Apple Health, as you get down and give your iPhone twenty.
Free, 7 Minute Workout
This popular app packs more than 20 million recipes and includes syncing with popular shopping platforms like Instacart. The Apple Health integration comes by way of nutrition and calorie counting, allowing you to keep track of how your eating habits are affecting your lifestyle.
UP by Jawbone
Users of both the ubiquitous activity tracking wearable and the standalone iOS app that uses the iPhone's built-in sensors and motion co-processor can have step, sleep calorie and activity registered with the iOS 8 Health platform.
Free, Up by Jawbone
Apple announced that menstrual cycle tracking would be added to Health with iOS 9 and this is one of the best apps to download now while you wait for the new software to drop. Already integrated with Health with the option to add basal body temperature, Clue's makers have promised period tracking is coming soon.
Apple Health will add details of your meals as well as weight data, so you can get an at-a-glance view of your intake on the dashboard. You can also log exercise here, too.
If you use Nike's ever popular app when pounding the pavements, all the information from your run will be logged with your iOS device upon your return, including distances, times and the intensity of your workout.
Free, Nike+ Running
Map My Run
MapMyRun now offers 24/7 activity tracking on iOS as well as in-depth analysis of your runs, information from all of which can be logged Apple Health.
Withings Health Mate
Withings' app syncs all of the data from connected activity trackers such as the Withings Pulse OX, Smart Body Analyzer and Blood Pressure Monitor into Apple's iOS 8 dashboard.
Free, Withings Health Mate
Strava Running and Cycling
Strava's newly updated app makes full use of Apple's M7 motion co-processor for tracking of runs and bike rides, and users can opt into have information shared within Apple's HealthKit platform.
This general daily activity tracking version of the running app is also deeply integrated with Apple Health. The app tracks steps, active minutes, and calories burned and sends all the data to Apple Health.
The more dedicated gun-sculptors can share data from DailyBurn's range of power workouts with HealthKit, including calories burned and information on the types of workouts completed.
Golfshot: Golf GPS
An usual addition to the Apple Health family, the popular golf app quietly monitors steps, calories, and pace of play into the app, while you spend time finding new ways to ruin a nice walk.
The perfect app for the all-action sports star, Endomondo will share information from walks, hikes, cycles and even orienteering. You name it, Endomondo tracks it, and then deposits the data in Apple Health.
Weight Watchers Mobile
If you're a Weight Watchers member using the app for its food tracking database, Apple Health can display fat, carbs, fibre, protein. What's more, the dashboard will show your points scores.
Free, Weight Watchers
Garmin Connect is one of the most complete health tracking platforms out there, and the app will now write active calorie burn, steps and walking data and running Distance to Apple Health.
Free, Garmin Connect
Beddit's in-bed sensor app total sleep, cycles, heart rate, and snoring, offering the most complete night time data in Apple Health.
Requires device, Beddit
PEAR's workouts and training are synced with HealthKit so you can review metrics like distance, calories, and heart rate among your other fitness data.
Free, Pear Training
The barcode scanning app for food tracking integrated calorie information into Health, and also works with Runkeeper, Withings, and Moves for one of the most complete pictures of your wellbeing available.
The ultimate walkers app, Trails GPS provides topographical tracking of your country jaunts, and enables you to load downloaded GPX data from the web. On the Apple Health side, it will save your exercise details into the app.
Free, Trails GPS
A classic activity/sedentary lifestyle app, Get Moving actually pairs with Apple Health to use the information from other apps to colour its own data. If you're tracking calories with Health, Get Moving will use that information to estimate if you're doing enough to burn those bad boys off.
$0.99, Get Moving
Partying like it's 2004 is easy, with this dance-off app that pairs your iPhone with an iMac or Apple TV. You mirror the moves on screen, and your device acts as a motion sensor to give you points. Yes, it's like a first generation Wii game. Yes, it's a fairly niche way of getting fit. Yes, your dance-off data gets synced to Apple Health.
Free, Dance Party
More than just a phone-based activity tracking app, Fjuul monitors the intensity of your exercise, enabling you to push yourself further, whether you're walking to work or vacuuming the house. Of course, all information can be synced with Apple Health.
If your favourite Apple Health compatible app isn't included, let us know using the comments below and check out our guide to getting started with Apple Health.