# Pacing vs Cario

The clearest difference is update cadence: Pacing at every 4 days against Cario's every 9 days. On price, ads, in-app purchases and device support there is nothing between them.

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

Pacing ships an update every 4 days, Cario every 9 days. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Pacing | Cario |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 9 days |
| Monetization | Free | — |
| Size | 1 MB | 28 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Q_PERIOR AG](https://appshunter.io/developer/532082988) | [Luca Bonura](https://appshunter.io/developer/1873305168) |

## What reviewers say

### Pacing

[App page](https://appshunter.io/ios/app/pacing/id6448513970)

This app helps individuals with ME/CFS manage their activity levels by monitoring heart rate against personalized thresholds. It provides visual cues and alerts to prevent overexertion and potential relapses, integrating with Apple Health for comprehensive tracking.

**Highlights:** Activity management for ME/CFS, Personalized heart rate thresholds, Relapse prevention alerts, Visual heart rate zone indicators, Apple Health integration, Apple Watch exclusive

**Features:** Apple Watch app

**In-app purchases:** none


### Cario

[App page](https://appshunter.io/ios/app/cario/id6769756897)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pacing free?

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

### Is Cario free?

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

### Do Pacing or Cario have ads?

Neither Pacing nor Cario shows ads.

### Which is updated more often, Pacing or Cario?

Pacing ships an update every 4 days, and Cario every 9 days. Most recently, Pacing was updated on October 14, 2026 and Cario on October 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.*