Best Online Activity Monitor App

221+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Out of 221+ online activity monitor app apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Online Activity Monitor App

Hume Health#1

Hume Health by FitTrack Inc

Health, Activity, BMI Tracker
Editor's Choice
💪 Health & Fitness
4.2😞(59K ratings)
FreeAdsIn-App Purchases
#13in Health & Fitness
Hume Health screenshot 1
Hume Health screenshot 2
Hume Health screenshot 3
Hume Health screenshot 4
Hume Health screenshot 5
Hume Health screenshot 6

Track, monitor, and improve your health with an all-in-one app that helps build micro habits through a behavioral science approach. Personalized to your needs and goals, this app provides 17 body composition metrics for better health outcomes. Start your journey to healthier living today!

What We Love

  • 🚀 Accurate biometrics
  • 📊 Detailed progress tracking
  • 🔗 Apple Health integration

Room to Improve

  • 🐛 Inconsistent data sync
  • 🤯 Confusing app interface
  • 💰 Expensive subscription model
Stress Monitor for Watch#2

Stress Monitor for Watch by ActiveAce LLC

HRV Tracker & Health Insights
Strong Contender
💪 Health & Fitness
4.5😐(8.8K ratings)
FreeIn-App Purchases
Stress Monitor for Watch screenshot 1
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Stress Monitor for Watch screenshot 3
Stress Monitor for Watch screenshot 4
Stress Monitor for Watch screenshot 5
Stress Monitor for Watch screenshot 6

Monitor your stress levels and overall health with this innovative watch application. Track your stress, heart rate, and activities to improve your well-being. Try it now for a healthier you!

What We Love

  • 🚀 Accurate stress monitoring
  • 👍 Helpful for managing chronic conditions
  • 💡 Provides useful insights and data
  • 👍 Good user interface and design

Room to Improve

  • 🐛 Inconsistent or inaccurate readings
  • 💰 Expensive subscription model
  • 🔒 Privacy concerns around data collection
Google Fit: Activity Tracker#3

Google Fit: Activity Tracker by Google LLC

Track your health and fitness
Worth Considering
💪 Health & Fitness
4.2😞(2.2K ratings)
Free
Google Fit: Activity Tracker screenshot 1
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Google Fit: Activity Tracker screenshot 3
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Google Fit: Activity Tracker screenshot 5

Track your health and fitness with a versatile activity tracker that collaborates with WHO and AHA to set activity goals known as Heart Points. It provides detailed workout insights, goal monitoring, and integration with various apps and devices for a holistic view of your health progress. Dive into a healthier lifestyle with Google Fit. Visit https://www.google.com/fit to learn more.

What We Love

  • 🚀 Fitness tracking
  • 👍 Intuitive interface
  • 🚀 Syncs with other apps
  • 👍 Motivating features

Room to Improve

  • 🐛 Inaccurate step/heart rate tracking
  • 🐛 Inconsistent data sync
  • 🐛 Disappearing/decreasing data

More Online Activity Monitor App apps to explore

4
Blood Pressure App-Health Body
Blood Pressure App-Health Body
Blood Pressure App-Health Body
Health tracking made Monitor
Free

Track, analyze, and take control of your blood pressure with our intuitive Blood Pressure App — ensuring accurate records and monitoring of your health status. Stay informed, set reminders, and access personalized health tips for a healthier lifestyle. Download today to unlock VIP features and prioritize your well-being.

💪 Health & Fitness
(8.8K)
5
CardioBot: Heart Rate Monitor
CardioBot: Heart Rate Monitor
CardioBot: Heart Rate Monitor
Cardio Activity HRV Tracker
Free

Monitor your heart rate and daily activities with CardioBot, an all-in-one heart rate monitor and activity tracker that provides smart recommendations for improving cardiovascular health. With features like color-coded heart rate readings, workout and meditation data tracking, and sleep analysis, CardioBot offers a comprehensive view of your heart health on your iPhone. Start tracking your heart health today!

💪 Health & Fitness
(9.7K)
6
System Activity Monitors
System Activity Monitors
System Activity Monitors
Camera Info, Memory, Battery
Free
$2.99 | 100% OFF

An all-encompassing system monitor app for iOS devices that tracks memory, battery, and CPU usage, provides battery-saving tips, offers detailed device information such as IP address and hardware details, and includes an enhanced camera information feature. Monitors and optimizes various aspects of your device for improved performance and longevity.

📊 Productivity
(732)
7
SeenLog: Activity Tracker
SeenLog: Activity Tracker
SeenLog: Activity Tracker
Parental Control Assistant
Free

This app helps parents ensure their children's online safety by monitoring their messaging app activities in real-time. Features include tracking family members, receiving online/offline status updates, and the option to delete data. Stay informed and protect your loved ones with this parental control assistant.

🌐 Social Networking
(2.5K)
8
Tractive GPS for Dogs and Cats
Tractive GPS for Dogs and Cats
Tractive GPS for Dogs and Cats
Location. Health. Activity.
Free

Track your pets in real-time, monitor their activity, and ensure their well-being with our companion app for GPS trackers. Get yours now to keep your furry friends safe and healthy!

🌟 Lifestyle
(41K)
9
Fi - GPS Dog Tracker
Fi - GPS Dog Tracker
Fi - GPS Dog Tracker
Smart Dog Collar Tracking App
Free

Introducing a smart dog collar app that offers GPS tracking, escape alerts, activity monitoring, lost dog mode, LTE technology, long battery life, and live support for pet owners. Keep your dog safe, healthy, and always by your side with this innovative app. Learn more at www.tryfi.com.

💪 Health & Fitness
(37K)
10
StressWatch: AI Stress Monitor
StressWatch: AI Stress Monitor
StressWatch: AI Stress Monitor
HRV & Habit Tracker for Watch
Free

Track your stress levels and improve your health with real-time HRV monitoring. Get personalized insights and tips to manage stress effectively and enhance your well-being. Start your journey to a stress-free life today!

💪 Health & Fitness
(21K)
11
Steps - Activity Tracker
Steps - Activity Tracker
Steps - Activity Tracker
Pedometer and Step Counter
Free

Track your daily steps effortlessly with a pedometer and activity tracker that displays your progress with changing colors. Set goals, monitor your activity, and stay healthy with easy tracking and integration with Apple Health. Get moving now!

💪 Health & Fitness
(124K)
12
BodyWave: Health Tracker
BodyWave: Health Tracker
BodyWave: Health Tracker
Workout, Stress, HRV, Health
Free

BodyWave is a health tracker app that helps users monitor their daily routines, including activity levels, sleep patterns, and nutritional intake. Take control of your health today with BodyWave!

💪 Health & Fitness
(20K)
13
Device Monitor²
Device Monitor²
Device Monitor²
System activity info
Free

Discover vital system activity info with this app optimized for Apple devices, offering detailed insights into sensors, RAM, storage, CPU, network, battery, display, and more. Customize widgets and enjoy additional features with in-app purchases for an enhanced experience.

🛠️ Developer Tools
(9K)
14
FITIV Workout & Health Tracker
FITIV Workout & Health Tracker
FITIV Workout & Health Tracker
HRV, Sleep & Heart Rate Zones
Free

Get the ultimate fitness companion for unlocking your workout potential with comprehensive heart rate monitoring and personalized fitness data integration. Track progress, set goals, and enjoy live workout streaming with this all-in-one app. Crush your fitness targets and elevate your performance with guided workout planning, live coaching, and detailed exercise analysis. Start your fitness journey today!

💪 Health & Fitness
(13K)
15
WHOOP
WHOOP
WHOOP
by Whoop Incorporated
Free

This application is a wearable device that tracks sleep, strain, recovery, stress, and health biometrics 24/7 to provide personalized coaching for optimal performance. It offers insights into sleep quality, daily strain levels, stress management techniques, and monitoring of recovery readiness, along with tracking the impact of various behaviors.

💪 Health & Fitness
(23K)
16
Gentler Streak Workout Tracker
Gentler Streak Workout Tracker
Gentler Streak Workout Tracker
Activity & Exercise Progress
Free

Embark on a balanced fitness journey with an award-winning health and fitness tracker that seamlessly integrates exercise, rest, and wellness monitoring. Get personalized workout suggestions, track over 140 activities, and receive daily wellness insights for a comprehensive well-being experience.

💪 Health & Fitness
(8.8K)
17
Check Heart Rate Now
Check Heart Rate Now
Check Heart Rate Now
Measure Pulse & Stress Levels
Free

Monitor your heart health with precision using our all-in-one Heart Rate Monitor app. Gain insights into your well-being, track your heart health journey, and receive personalized feedback. Take charge of your heart health today!

💪 Health & Fitness
(1.8K)
18
System Status Pro: hw monitor
System Status Pro: hw monitor
System Status Pro: hw monitor
CPU,battery,memory usage info
$3.99

System Status Pro is an advanced monitoring tool for iOS devices, offering graphical data on CPU, memory, disk, battery, and network usage. Track performance metrics and device information easily with this comprehensive app.

🔧 Utilities
(5.3K)
19
iHeart-Pulse Rate Monitor App.
iHeart-Pulse Rate Monitor App.
iHeart-Pulse Rate Monitor App.
Log body info:Smart BP Tracker
Free

Track your heart rate accurately and stay healthy with our Heartbeat Test app. Measure your heart rate daily, record your weight, and use the Step Counter function to monitor your physical activity. Stay informed about your health status and fitness levels effortlessly.

💪 Health & Fitness
(6.8K)
20
Heart Rate Monitor Track Pulse
Heart Rate Monitor Track Pulse
Heart Rate Monitor Track Pulse
Blood Pressure Tracking App
Free

Monitor your heart rate, track blood pressure, and stay hydrated with this convenient app that uses your phone camera and finger. Easily integrate with Apple Health app to save your measurements for quick reference. Get unlimited access for all features and take control of your health today.

🏥 Medical
(645)