onsim vs StepSquad
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
onsim
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■ Personalized Workouts for You - We analyze your age, gender, resting heart rate, and health survey responses to recommend the most effective and safe target heart rate zone for you. ■ Explanations from the Experts - Get a detailed breakdown of your health status, along with the reasoning behind why you should exercise this way. ■ Weekly Goals at a Glance - Check your progress toward this week's goals at a glance and stay motivated. ■ Heart Rate Analysis by Workout - See how effective today's workout was through your heart rate graph. ■ My Health Change Report - Easily record and track your weekly changes in exercise, sleep, and overall health. ■ Building Healthy Habits Together - Share your records, grow alongside your peers, and keep your consistency going. ■ Who onsim Is For - Those who already exercise but feel they're not seeing enough results - Those who want to safely improve their fitness without pressure - Those who hesitate to start exercising due to conditions such as hypertension, diabetes, or dyslipidemia ■ Frequently Asked Questions Q. Do I really need a wearable device? - If you have a device that can measure your heart rate via Bluetooth, you'll be able to access heart rate–based workout analysis and personalized feedback for more accurate health management. To fully experience onsim's core features, we recommend connecting a device. Q. How are my target heart rate and workout duration calculated? - onsim determines your personalized target heart rate zone (Onsim Zone) and workout duration based on your age, gender, resting heart rate, and health survey responses, following the scientifically validated ACSM (American College of Sports Medicine) guidelines. Q. Where is my workout data collected from? - We use data provided by your phone and smartwatch. We collect and analyze data such as heart rate, step count, distance, calories, and workout time to provide you with reports. Q. Is this a medical service? - No. onsim is a health management and exercise guidance app. It does not replace medical diagnosis or treatment, and if you have any health concerns or are currently undergoing treatment, you must consult a medical professional. ※ This app is not a medical device and does not replace medical diagnosis, treatment, or prescription. The app is not responsible for any issues that may arise from the user's use of the information provided.
StepSquad
Turn stair climbing into an engaging workout with automatic tracking and gamified challenges. Discover famous stair locations, compete with friends globally, and earn unique rewards. Progress through levels and enjoy a fresh start with weekly resets.
- Automatic stair climbing tracking
- Gamified level progression
- Discover Korean stair landmarks
- Global stair climbing leagues
- Home screen widget for progress
- Collect traditional herb rewards
- Hiking steps contribute to score
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Don’t climb stairs the boring way anymore! Enjoy stairs climbing with 2,000 members of StepSquad! Your most cost-effective workout just got a serious upgrade. Join StepSquad and start your climb today! [Just climb. We’ll Handle the Rest.] Every flight you climb is tracked automatically in the app. The more stairs you conquer, the higher your level grows. [Conquer Korean Stairs] Discover famous stair spots all across Korea with StepSquad. Earn local specialties and bonus points as your well-deserved rewards. [Global Stair Challenge] Every Saturday, the Step Squad League starts. Add friends through Game Center and get notified every time you beat them. (Yes, bragging rights included.) [Always a Fresh Start] Once you reach Level 19, you can “graduate” — resetting your progress and starting anew. Step Squad League resets weekly so that anyone can reach the top! [Your Stair Journey Never Ends] Add a widget to your home screen to track your total floors climbed. Get fun stair-related notifications and random motivation drops! [Climb for Rare Rewards] The more you climb, the rarer traditional herbs you’ll collect. Earn special ingredients and knowledge from them — fitness meets tradition! [Pro Tip for Dedicated Climbers] Hiking counts too. Yep, your mountain steps add to your Step Squad League score! [App Permissions] StepSquad app only requests what’s truly necessary: Flights Climbed (Optional): Measures how many floors you’ve climbed. Game Center (Optional): For ranking, badges, and friend & global competition. Notifications (Optional): Send stair updates and other service info. Location (Optional): Verifies visits to stair landmarks nationwide. Even if you don’t grant optional permissions, you can still enjoy most features. You can also change settings anytime. Note: The app uses Flights Climbed data from Apple Health to calculate your score. Information about herbal ingredients is sourced from the Encyclopedia of Korean Folk Culture(한국민족문화대백과사전). Contact: 45seekdance@gmail.com
Screenshots
Verdict
The clearest difference is device support: onsim at 3 against StepSquad's 1. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
onsim ships an update weekly, StepSquad fortnightly. Both last shipped on November 4, 2026.
| Parameter | onsim | StepSquad |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 82 MB | 49 MB |
| Age rating | 17+ | 12+ |
| Developer | 에이치비커넥트 | GROO LEE |
In-app purchases
onsim
No in-app purchases
StepSquad
No in-app purchases









