# Fatigue & Rest Tracker vs Pace

The clearest difference is device support: Fatigue & Rest Tracker at 3 against Pace's 1. Fatigue & Rest Tracker also leads on iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Fatigue & Rest Tracker sells 2 in-app purchases, starting at $0.99 per month and Pace sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Fatigue & Rest Tracker | Pace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pace-energy-envelope/id6761128913/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | — | Free with in-app purchases |
| Size | 69 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryota Sasazawa](https://appshunter.io/developer/1823371625) | [Paul OBrien](https://appshunter.io/developer/1864404226) |

## What reviewers say

### Fatigue & Rest Tracker

[App page](https://appshunter.io/ios/app/fatigue-and-rest-tracker-calmo/id6753157576)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1Month) | $0.99 | per month |
| Premium (1Year) | $3.99 | per year |


### Pace

[App page](https://appshunter.io/ios/app/pace-energy-envelope/id6761128913)

Manage energy levels for chronic conditions like ME/CFS and Long COVID using pacing techniques. Log daily check-ins, track symptoms, and visualize trends to understand your limits and share data with your doctor. Offers offline functionality for privacy and ease of use.

**Highlights:** Daily energy check-ins, Symptom tracking, PEM risk assessment, Energy envelope visualization, Doctor-ready PDF reports, HealthKit integration, Offline functionality

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pace Plus Monthly | $4.99 | per month |
| Pace Pro Monthly | $9.99 | per month |
| Pace Plus Yearly | $39.99 | per year |
| Pace Pro Yearly | $79.99 | per year |


## Frequently asked questions

### Is Fatigue & Rest Tracker free?

Fatigue & Rest Tracker is free to download, with in-app purchases available.

### Is Pace free?

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

### Do Fatigue & Rest Tracker or Pace have ads?

Neither Fatigue & Rest Tracker nor Pace shows ads.

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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.*