Comparison

ZERO LIFESTYLE vs GymKey

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ZERO LIFESTYLE

This app connects to a Bluetooth bracelet to track and display real-time health data like heart rate, sleep, and exercise. It also offers device management features such as reminders and factory resets.

Highlights
  • HealthKit integration
  • Bluetooth bracelet connection
  • Real-time heart rate monitoring
  • Sleep tracking
  • Exercise recording
  • Bracelet reminders
  • Device search
Features
Read full description

ZERO LIFESTYLE app integrates HealthKit to read and write some data in the Health app. ZERO LIFESTYLE is mainly used to connect the Bluetooth bracelet to assist users. Record and display the user's exercise and health status in real time, including information such as heart rate, sleep and exercise. At the same time, it provides users with basic settings such as bracelet reminders, device search, and factory reset. 【Warm Prompt 】 Running track function will continue to use GPS positioning service, switch to the background can still keep running track record, compared to other operation consumes more electricity, will to a certain extent, affect the battery life. Note: Continued use of GPS running in the background can dramatically decrease 'life.

About

GymKey

Access a variety of gyms, personal trainers, and group fitness classes using a flexible point system. Discover nearby fitness services, book sessions, and track your progress all within one convenient app.

Highlights
  • Discover nearby gyms
  • Flexible point-based access
  • Book personal training sessions
  • Find and join group classes
  • Track fitness progress
  • Access exclusive fitness services
Features
Read full description

GymKey is the ultimate fitness app that gives you flexible access to gyms, personal training, group classes, and exclusive fitness services — all through a convenient point-based system. Whether you're looking to lose weight, build muscle, improve endurance, or simply maintain a healthy lifestyle, GymKey puts everything you need right at your fingertips. Discover Nearby Gyms Finding the perfect gym has never been easier. GymKey helps you discover nearby gyms based on your location and fitness preferences. Whether you want a gym with cutting-edge equipment, group classes, or a focus on personal training, GymKey has options for everyone. Each gym profile includes details on equipment, amenities, classes, and services, so you can pick the one that fits your goals and lifestyle. Flexible Point System Forget long-term contracts and rigid memberships. With GymKey, you buy points directly in the app and use them however you like — for personal training sessions, group fitness classes, or even specialized recovery treatments. Only pay for what you use, and stay in control of your fitness spending. It’s fitness on your terms, with the freedom to mix and match services across multiple gyms. Personal Training On-Demand Achieve your fitness goals faster with expert guidance. GymKey connects you with certified trainers who offer personalized workout plans based on your goals — whether it’s fat loss, muscle gain, strength improvement, or enhanced flexibility. Use your points to book one-on-one sessions, get expert advice, and receive nutritional guidance tailored to your progress. Group Fitness Classes Stay motivated and make fitness fun by joining group classes near you. With GymKey, you can easily find and book classes like HIIT, yoga, spinning, strength training, and more. Group classes offer a great way to stay accountable, try new workouts, and connect with other fitness enthusiasts — all while using your GymKey points to join only the classes you want. Track Your Progress Seeing progress keeps you motivated, and GymKey makes tracking easy. Log workouts, set personal goals, and monitor your progress over time — whether you’re tracking weight loss, strength gains, or improved endurance. Regular assessments help you understand where you are and where you need to focus, so your fitness journey stays on the right track. All-in-One Fitness App GymKey brings together everything you need for fitness success in one app. Discover new gyms, book training sessions, join group classes, access recovery treatments, and track your progress — all from your phone. No need to juggle multiple memberships or apps — GymKey simplifies your fitness experience with ultimate flexibility and convenience. Fitness On Your Terms Your fitness journey is unique — and GymKey gives you the freedom to design it your way. Use points to try different gyms, explore new classes, or work with top trainers. Whether you’re training for a big event, recovering from injury, or just trying to stay healthy, GymKey adapts to your evolving needs and preferences. Community and Support GymKey is more than an app — it’s a supportive fitness community. Connect with expert trainers, meet fellow gym-goers in group classes, and stay motivated by celebrating milestones together. Fitness is more fun and rewarding when you’re part of a community that shares your goals and encourages your progress. Unlock Your Fitness Potential With GymKey, fitness is flexible, fun, and entirely up to you. Say goodbye to traditional gym contracts and restrictive memberships — and hello to a world of fitness possibilities. Whether your goal is to lose weight, gain muscle, improve performance, or just stay active, GymKey gives you the tools, freedom, and support you need. Download GymKey today and start unlocking your fitness journey — one point, one class, one workout at a time.

Screenshots

ZERO LIFESTYLE4 screens
GymKey4 screens

Verdict

The call

The clearest difference is review sentiment: GymKey at 100% against ZERO LIFESTYLE's 0%. GymKey also leads on rating (5.0 vs 2.0) and update cadence (monthly vs every 3 months). ZERO LIFESTYLE's advantage is iOS requirement (10.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

GymKey holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 0% of ZERO LIFESTYLE's written reviews are positive against 100% of GymKey's.

UpkeepUpdate frequency

ZERO LIFESTYLE ships an update every 3 months, GymKey monthly. The most recent releases landed on July 8, 2026 and September 15, 2026 respectively.

Scorecard4 real differences · 6 level
ZERO LIFESTYLE versus GymKey: the parameters behind the verdict, then further details
ParameterZERO LIFESTYLEGymKey
PriceFreeFree
Rating2.0 (3 ratings)5.0 (3 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings33
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS10.0 — better15.0
Further details — not scored
Size91 MB44 MB
Age rating12+17+
Developer腾飞 王Innovador Solutions

Customer experience

ZERO LIFESTYLE

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

GymKey

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ZERO LIFESTYLE

No in-app purchases

None

GymKey

No in-app purchases

Questions

Is ZERO LIFESTYLE free?
ZERO LIFESTYLE is free to download, with no in-app purchases.
Is GymKey free?
GymKey is free to download, with no in-app purchases.
Which has better reviews, ZERO LIFESTYLE or GymKey?
GymKey is rated higher. ZERO LIFESTYLE averages 2.0 out of 5 from 3 ratings, while GymKey averages 5.0 from 3 ratings.
Do ZERO LIFESTYLE or GymKey have ads?
Neither ZERO LIFESTYLE nor GymKey shows ads.
Which is updated more often, ZERO LIFESTYLE or GymKey?
ZERO LIFESTYLE ships an update every 3 months, and GymKey monthly. Most recently, ZERO LIFESTYLE was updated on July 8, 2026 and GymKey on September 15, 2026.

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