# Intervals.icu Companion vs TrainWise

The clearest difference is in-app purchases: TrainWise at none against Intervals.icu Companion's 4. TrainWise also leads on iOS requirement (15.1 vs 18.6). Intervals.icu Companion's advantage is ratings volume (35 vs 2). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Intervals.icu Companion sells 4 in-app purchases, starting at $9.99 per year. TrainWise asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Intervals.icu Companion against 5.0 for TrainWise. That said, the two scores are not equally well evidenced: Intervals.icu Companion has 35 ratings behind it against 2, so its average is the more settled of the two.

Intervals.icu Companion ships an update every 3 weeks, TrainWise every 2 weeks. The most recent releases landed on September 25, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Intervals.icu Companion | TrainWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (35 ratings)](https://appshunter.io/ios/app/intervalsicu-companion/id6739638454/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/trainwise-sync-workouts/id6743113064/reviews)** |
| Number of ratings | **35** | 2 |
| Positive reviews | 93.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 70 MB | 49 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [McEwen Labs LLC](https://appshunter.io/developer/1786409246) | [Luis Souza](https://appshunter.io/developer/1801427413) |

## What reviewers say

### Intervals.icu Companion

[App page](https://appshunter.io/ios/app/intervalsicu-companion/id6739638454)

This companion app visualizes your fitness, fatigue, and form trends using data from Intervals.icu. It offers configurable widgets for desktop and home screens, along with Apple Watch faces, to provide quick access to your key metrics and automatic data updates.

**Highlights:** Interactive Fitness, Fatigue & Form Graph, Apple Watch App for data viewing, Multi-Platform Widgets (iOS, iPadOS, watchOS, macOS), Vitals Tracking (HRV, readiness, sleep), Automatic Data Updates via notifications, Sports Summary Widget for goal tracking, Customizable Data Settings

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Supporter | $9.99 | per year |
| Tip | $9.99 | one-time |
| Support Tip | $19.99 | one-time |
| Tip | $19.99 | one-time |


### TrainWise

[App page](https://appshunter.io/ios/app/trainwise-sync-workouts/id6743113064)

This app uses AI to create personalized running and swimming workout plans, including warm-ups, intervals, and cooldowns. It syncs directly with Apple Watch for easy tracking and analysis of your performance to help you train more effectively.

**Highlights:** AI workout creator, Running and swimming plans, Apple Watch synchronization, Smart weekly training organization, Performance progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Intervals.icu Companion free?

Intervals.icu Companion is free to download, with in-app purchases available.

### Is TrainWise free?

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

### Which has better reviews, Intervals.icu Companion or TrainWise?

TrainWise is rated higher. Intervals.icu Companion averages 4.9 out of 5 from 35 ratings, while TrainWise averages 5.0 from 2 ratings.

### Do Intervals.icu Companion or TrainWise have ads?

Neither Intervals.icu Companion nor TrainWise shows ads.

### Which is updated more often, Intervals.icu Companion or TrainWise?

Intervals.icu Companion ships an update every 3 weeks, and TrainWise every 2 weeks. Most recently, Intervals.icu Companion was updated on September 25, 2026 and TrainWise on September 7, 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.*