10 Best Fitness Apps You Need to Download for 2021

With the App Store and Google Play Store libraries constantly growing, there are so many amazing fitness apps to choose from! Here’s a list of some of the best fitness apps that you should be downloading in 2021, covering categories such as cardio, workouts, and healthy eating!

Best Running Apps

woman girl silhouette jogger, best fitness apps
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Strava: Run, Ride, Swim

4.8/5 on App StoreFreemium

Strava tracks running and hiking, swimming, cycling, and more by giving you key stats like distance, pace, speed, elevation gained, & calories burned. It also allows you to join a community of like-minded athletes, giving you that extra boost of motivation and competition! It provides you with a huge library of routes and maps, or you can create your own which can then be shared with the community!

Runkeeper—GPS Running Tracker

4.8/5 on App StoreFreemium

The ASICS Runkeeper™ app can record activities like running, walking, biking, hiking and more manually or with GPS. It also allows you to set yourself goals. Whether that be running faster, farther or losing weight, Runkeeper will help you reach it. It can also connect to fitness trackers like the Apple Watch, Fitbits, Garmins and others in a matter of seconds, providing you with some amazing additional information!

Finally, Runkeeper keeps you motivated with in-app challenges, exercise rewards, and virtual running groups to share achievements.

Adidas Running

4.8/5 on App StoreFreemium

Another great running app is Adidas Running. With its plans for 5k, 10k and marathon training, you can set yourself goals to constantly improve! It can track duration, calories burned, monitor heart rate data and more for over 120 activities like yoga, cycling, walking and bodyweight training. You can even participate in “Virtual Races” where you race against people from around the world and earn Badges!

Zombies, Run!

4.8/5 on App StoreFreemium

A slightly unconventional, yet incredibly effective running app is Zombies, Run! This ultra-immersive running game and audio adventure will make you run faster than ever before as you hear the zombies getting closer! While you run to a mix of heart-pumping audio drama and pulse-pounding songs from your own playlist, you’ll collect supplies to grow your base back home.

It’s adapted to all paces, whether it be walking, jogging or running for your life, and with multiple stories to choose from, this app will keep you coming back for more.

“The only way to save yourself is to run for real.”


Best Workout Apps

Running and cycling is great for your cardio, but what about building muscle? Well, that’s where these next apps come in …

person holding barbell, workout with best fitness apps
Photo by Victor Freitas on

Nike Training Club

4.9/5 on App StoreFreemium

Nike Training Club offers 185+ free workouts including yoga, HIT, bodyweight-only workouts you can do with minimum to no equipment, and cardio to get your heart rate pounding! With this huge library, NTC will help you reach your fitness goals — no matter what they are.NTC also offers multiple workout plans, ranging from 4 to 8 weeks, along with workout collections to make sure you get the best results possible.

In addition to workouts, NTC also provides you with nutrition and wellness guidance, like recipe ideas and tips on sleep, mindset and recovery.

Home Workout – No Equipments 

4.9/5 on App StoreFreemium

Specifically designed for no Home Workouts will help you build muscles and keep fit at home without having to go to the gym. All the workouts are designed by experts and target your abs, chest, legs, arms and butt as well as full-body workouts. Each exercise provides you with a video, to make sure you always have the best form, and at the end of each workout, you will have the length, and calories burned.

Stick with our home workouts, and you will notice a change in your body in just a few short weeks.

Freeletics: HIIT Fitness Coach

4.6/5 on App StoreFreemium

Claiming to be Europe’s #1 fitness app, Freeletics will help achieve your weight loss or muscle gain goals quickly and build healthy habits thanks to personalised HIIT workouts and audio coaching.

The AI personal trainer will tailor everything to users, learning from each exercise and piece of feedback to create a perfect workout, every time. This means that no 2 same people will bet the same workout.

Best Healthy Eating Apps

Building muscle and improving cardio is great, but eating healthy is essential to achieving you fitness goals! Here’s the best apps we could find to complete your fitness package …

assorted sliced fruits in white ceramic bowl, best fitness apps for healthy eating, best healthy eating apps
Photo by Jane D. on


4.7/5 on App StoreFreemium

With a huge database of over 14 million foods, MyFitnessPal can help you accurately log everything you eat, allowing you to lose weight and build healthy habits.

The app lets you:

  • Log meals & Activity thanks to innovative tools.
  • Set your goals by customising your weight, nutrition & fitness goals.
  • Track your progress at a glance.
  • And stay inspired with 250+ healthy recipes and 150+ workouts!

Yuka – Food & Cosmetic scanner

4.8/5 on App StoreFree

This FREE mobile app allows you to scan the barcodes of food and personal care products and instantly see their impact on your health! Furthermore, if a product is considered bad for your health, Yuka will even suggest a better alternative.

This independent project now has 1 million referenced items, and a user base of over 20 million!

YAZIO Fasting & Food Tracker 

4.7/5 on App StoreFree

Our last app on the list is YAZIO, this calorie counter can help you manage your daily food diary, track your activities and lose weight successfully. It has multiple plans to help lose or gain weight, a nutrition tracker and a food diary for all meals. It can also track calories, carbs, proteins and fats, create meals and much more!

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Scott Hickman

Founder of The Detechtor and host of The Detechtor Podcast | Techy | Politics enthusiast | Musician | Loves coffee ☕️

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