# COROS vs Pacer AI

The clearest difference is in-app purchases: COROS at none against Pacer AI's 3. Pacer AI's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Pacer AI sells 3 in-app purchases, starting at $3.99 per month. COROS asks for nothing beyond the download.

COROS ships an update every 3 weeks, Pacer AI weekly. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | COROS | Pacer AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (804 ratings)](https://appshunter.io/ios/app/coros/id1277625343/reviews)** | — |
| Number of ratings | **804** | — |
| Positive reviews | 54.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 873 MB | 45 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [COROS Wearables Inc.](https://appshunter.io/developer/992834306) | [PACER LABS JOINT STOCK COMPANY](https://appshunter.io/developer/1850131376) |

## 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


### Pacer AI

[App page](https://appshunter.io/ios/app/pacer-ai/id6754794392)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $3.99 | per month |
| 6 Months Premium | $19.99 | per 6 months |
| Lifetime premium | $99.99 | one-time |


## Frequently asked questions

### Is COROS free?

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

### Is Pacer AI free?

Pacer AI is free to download, with in-app purchases available.

### Do COROS or Pacer AI have ads?

Neither COROS nor Pacer AI shows ads.

### Which is updated more often, COROS or Pacer AI?

COROS ships an update every 3 weeks, and Pacer AI weekly. Most recently, COROS was updated on November 11, 2026 and Pacer AI on November 9, 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.*