# COROS vs HDOR

The clearest difference is rating: COROS at 4.3 against HDOR's 3.4. COROS also leads on ads (none vs shown) and ratings volume (800 vs 22). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

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

COROS holds the better App Store score, 4.3 against 3.4. That said, the two scores are not equally well evidenced: COROS has 800 ratings behind it against 22, so its average is the more settled of the two. Written reviews point the same way: 54% of COROS's written reviews are positive against 49% of HDOR's.

COROS ships an update every 2 weeks, HDOR every 11 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | COROS | HDOR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (800 ratings)](https://appshunter.io/ios/app/coros/id1277625343/reviews)** | [3.4 (22 ratings)](https://appshunter.io/ios/app/hdor/id1474792770/reviews) |
| Number of ratings | **800** | 22 |
| Positive reviews | **54.2% of reviews** | 49.1% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | **Free** | Ad-supported |
| Size | 856 MB | 123 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [COROS Wearables Inc.](https://appshunter.io/developer/992834306) | [Procam International Private Limited](https://appshunter.io/developer/6801762639) |

## What reviewers say

### COROS

[App page](https://appshunter.io/ios/app/coros/id1277625343)

Enhance your fitness journey with detailed daily data, activity summaries, and advanced navigation tools. Customize your devices, download training plans, and seamlessly sync with popular third-party health platforms.

**Highlights:** Daily data tracking (sleep, steps, calories), Activity summaries for all sports, Map and route management, Device and personal settings customization, Third-party app integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent battery life
- 👍 Intuitive and easy to use app
- 🚀 Quick sync with watch
- 👍 Detailed data and metrics
- 👍 Responsive customer service

**What reviewers complain about**

- 🐛 Connectivity issues with watch
- 🐛 Inaccurate heart rate tracking
- 🐛 Syncing problems with third-party apps
- 🐛 Buggy after recent updates
- 🐛 Confusing user interface changes

**Reported bugs**

- App crashes frequently
- Inability to log in or sync data
- Inconsistent data between watch and app
- Elevation/GPS tracking issues
- Strength training mode not working properly

**Requested features**

- Add more watch face options
- Improve sleep tracking accuracy
- Integrate with Apple Health app
- Add ability to edit/delete activities
- Provide more customization options


### HDOR

[App page](https://appshunter.io/ios/app/hdor/id1474792770)

This app encourages daily running as a habit for improved fitness. It facilitates participation in global running challenges and integrates with health apps to track steps for related competitions.

**Highlights:** Daily running encouragement, Global running challenges, Habit formation for fitness, Steps data tracking, HealthKit integration

**In-app purchases:** none


## Frequently asked questions

### Is COROS free?

COROS is free to download, with no in-app purchases.

### Is HDOR free?

HDOR is free to download, with no in-app purchases.

### Which has better reviews, COROS or HDOR?

COROS is rated higher. COROS averages 4.3 out of 5 from 800 ratings, while HDOR averages 3.4 from 22 ratings.

### Do COROS or HDOR have ads?

HDOR shows ads; COROS does not.

### Which is updated more often, COROS or HDOR?

COROS ships an update every 2 weeks, and HDOR every 11 days. Most recently, COROS was updated on November 3, 2026 and HDOR on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*