Comparison

Zepp vs ONE SMARTWATCH

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

Head to head
About

Zepp

Track your training, nutrition, and vital health metrics with this comprehensive health and fitness platform. It offers AI-powered coaching, detailed sleep analysis, and heart health monitoring. Customize your wearable device with updates and new watch faces.

Highlights
  • Nutrition tracking with photo analysis
  • Detailed health metrics (heart rate, sleep, stress)
  • Advanced training data and recovery insights
  • Sleep monitoring with recovery analysis
  • Heart health data aggregation
  • Wearable device customization and updates
Features
Read full description

The official app for Amazfit, the Zepp app is free to use and trusted by top athletes such as running back Derrick Henry and sprinter Gabby Thomas. Built for sports and performance, it’s where you’ll track your training, health and recovery data, log your nutrition, and get easy-to-understand scores with AI-powered coaching and guidance — all protected with the highest level of data security. TRACK MACROS: Snap a photo of your meal and instantly get calories, weight, and macronutrients. No watch required, just the Zepp App. Perfect for athletes balancing training with strict diets. Log as many meals as you want with no limits, or enter them manually if that’s easier. HEALTH & FITNESS DATA: Vital health metrics like heart rate, sleep, stress, and blood oxygen, the Zepp App tracks your fitness progress in detail. It captures daily activity such as steps and calories burned, and advanced training data like pace, distance, speed, strength logs, and recovery insights. SLEEP MONITORING: The Zepp App monitors sleep with precision sensors and syncs the data to the Zepp App for full recovery analysis. You'll find detailed metrics on stages, duration, breathing, and recovery quality so you know if your body is ready to train hard or needs more rest to perform at its best. HEART HEALTH: See all your essential heart health data in one place. Track heart rate, HRV, and resting heart rate (RHR), and manually add blood pressure and blood glucose from external devices for a complete view of the most important muscle in your body. CUSTOMIZE YOUR WATCH: The Zepp App is where you’ll find software updates for your Amazfit smartwatch, band, or ring. It also gives you access to the Zepp Store, with hundreds of downloadable mini apps and watch faces to choose from. DATA SECURITY: The Zepp App delivers the highest level of data security, keeping your information safe and private. Safeguarded by Amazon Web Services (AWS), all data is regionally stored, encrypted, fully GDPR compliant, and never sold. FREE TO USE: The core experience of the Zepp App is free. You won't need to pay to view data tracked by your Amazfit device, upgrade software, or import maps. You'll also get free access to a core version of Zepp Aura, your very own wellness coach. For personalized wellness advice powered by AI, Zepp Aura Premium Subscription is available for a monthly or yearly fee, but there's no obligation to sign up. ZEPP AURA PREMIUM: Unlocking unlimited access to Zepp Aura will provide in-depth health assessments, a personal wellness assistant, sleep music and more (region specific). - Available in: Most countries and regions - Subscription Plans: Monthly or yearly options - Subscriptions are confirmed via your Google account and renew automatically unless canceled at least 24 hours in advance. Any unused portion of a free trial is forfeited once a purchase is made. - Details: https://upload-cdn.zepp.com/tposts/5845154 PERMISSIONS: The following optional permissions can enhance your experience but are not required: - Location Access: Used for automatically tracking running or cycling routes, and to show local weather - Storage: Used to import or export workout data, as well as save workout photos - Phone, Contacts, SMS, Call Logs: Used to display calls/notifications/texts on your watch and enable call reminders - Physical Activity: Used to synchronize step counts and workout information - Camera: Used for taking pictures and scanning QR codes to pair your devices - Calendar: Sync and manage schedules - Nearby Devices: Used to discover and connect to smart devices through bluetooth DISCLAIMER: Zepp is not a medical device and is intended for general fitness and health management purposes only

About

ONE SMARTWATCH

This app syncs with a smartwatch to track daily health metrics like steps, calories, sleep, heart rate, blood pressure, and blood oxygen. It also manages notifications, reminders, and offers remote control features for music and camera. Users can access weather updates, set alarms, and download watch faces.

Highlights
  • Syncs daily activity and sleep data
  • Monitors heart rate, blood pressure, and blood oxygen
  • Manages watch notifications and reminders
  • Remote control for music and phone camera
  • Weather updates and alarm settings
  • Downloadable watch faces
  • Apple Health App integration
Read full description

The ONE Smart App is the perfect companion for your ONE Smartwatch. Sync your daily routine – measure the steps you take, the calories you burn and the hours you sleep. Track your daily health – manage your heart rate, blood pressure and blood oxygen levels. Select the notifications that you want to see on your watch,  set reminders to keep yourself hydrated and mobile. Use your watch as a remote control to Play/pause music and control the camera on your phone. Get weather updates, set alarms, download additional watch faces and more. Apple Health App Sharing -Integrates with Apple Health App

Screenshots

Zepp4 screens
ONE SMARTWATCH4 screens

Verdict

The call

The clearest difference is rating: Zepp at 4.6 against ONE SMARTWATCH's 4.0. Zepp also leads on ads (none vs shown) and update cadence (weekly vs every 2 months). ONE SMARTWATCH's advantage is in-app purchases (none vs 18) and iOS requirement (13 vs 15.0). On price and device support 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. Zepp sells 15 in-app purchases, starting at $3.99 per month. ONE SMARTWATCH asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Zepp holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Zepp has 83K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Zepp ships an update weekly, ONE SMARTWATCH every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard8 real differences · 3 level
Zepp versus ONE SMARTWATCH: the parameters behind the verdict, then further details
ParameterZeppONE SMARTWATCH
PriceFreeFree
Rating4.6 (83K ratings) — better4.0 (2 ratings)
Positive reviews46.5% of reviews—
Number of ratings83K — better2
Update frequencyWeekly — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFreemiumAd-supported — better
Best chart rank#199 — better—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.013 — better
Further details — not scored
Size492 MB389 MB
Age rating4+4+
DeveloperZepp Inc.Laser Worldwide Limited

Customer experience

Zepp

All ratings82,986 ratings
Positive90.4%
Neutral4.5%
Negative5.1%
Written reviews2,864 reviews
Positive46.5%
Neutral15.9%
Negative37.6%

ONE SMARTWATCH

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

Bugs and requests

Zepp

Reported bugs

3 issues
  • App crashes after recent updates
  • Inaccurate heart rate and activity tracking
  • Syncing issues leading to data loss

Requested features

4 requests
  • Add more watch face customization options
  • Integrate with more third-party apps (e.g. Strava, Apple Health)
  • Improve notification handling and customization
  • Add water sports tracking mode

ONE SMARTWATCH

Not enough reviews yet to summarise bugs or requests.

In-app purchases

15 purchases

Zepp

Subscriptions10
  • Zepp Fitness - monthly7 Days trial$3.991 Month
  • Monthly, 7-Day Free Trial7 Days trial$9.991 Month
  • Yearly, 14-Day Free Trial14 Days trial$12.991 Year
Show 7 more
  • Yearly, 14 Day Free Trial14 Days trial$29.991 Year
  • Yearly Plan, 14-Day Free Trial14 Days trial$34.991 Year
  • Yearly Plan, 30-Day Free Trial$39.991 Year
  • Yearly Plan, 14-Day Free Trial14 Days trial2 variants$39.991 Year
  • Zepp Aura Premium - yearly7 Days trial$49.991 Year
  • Yearly Plan, 90-Day Free Trial3 Months trial$49.991 Year
  • Yearly Plan, 14-Day Free Trial14 Days trial$49.991 Year
One-time5
  • watchface$0.99
  • miniprogram_level_2$1.99
  • watchface$1.99
Show 2 more
  • watchface$2.99
  • watchface$3.99
None

ONE SMARTWATCH

No in-app purchases

Questions

Is Zepp free?
Zepp is free to download, with in-app purchases available.
Is ONE SMARTWATCH free?
ONE SMARTWATCH is free to download, with no in-app purchases.
Which has better reviews, Zepp or ONE SMARTWATCH?
Zepp is rated higher. Zepp averages 4.6 out of 5 from 83K ratings, while ONE SMARTWATCH averages 4.0 from 2 ratings.
Do Zepp or ONE SMARTWATCH have ads?
ONE SMARTWATCH shows ads; Zepp does not.
Which is updated more often, Zepp or ONE SMARTWATCH?
Zepp ships an update weekly, and ONE SMARTWATCH every 2 months. Most recently, Zepp was updated on November 3, 2026 and ONE SMARTWATCH on October 30, 2026.

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