# Altum Trail Run vs Darwin

The clearest difference is device support: Altum Trail Run at 3 against Darwin's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Altum Trail Run sells 2 in-app purchases, starting at $8.99 per month and Darwin sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Altum Trail Run | Darwin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/darwin-adaptive-training/id6790443867/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | — | Freemium |
| Size | 76 MB | 56 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ALTUM TECNOLOGIA LTDA](https://appshunter.io/developer/6788373926) | [Darwin Endurance LLC](https://appshunter.io/developer/6790443869) |

## What reviewers say

### Altum Trail Run

[App page](https://appshunter.io/ios/app/altum-trail-run/id6788373924)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Altum Pro Monthly | $8.99 | per month |
| Altum Pro Annual | $59.99 | per year |


### Darwin

[App page](https://appshunter.io/ios/app/darwin-adaptive-training/id6790443867)

This app creates personalized weekly training plans for endurance athletes, adapting to your actual performance, sleep, and well-being. It rebuilds your schedule each week, offering clear explanations for adjustments and incorporating race-specific training and fueling targets.

**Highlights:** Weekly plan rebuilding, Adaptive volume and intensity, Race-specific session shaping, Carbohydrate fueling targets, Readiness tracking from health data, Plain-language explanations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Darwin | $9.99 | per month |
| Darwin | $79.99 | per year |


## Frequently asked questions

### Is Altum Trail Run free?

Altum Trail Run is free to download, with in-app purchases available.

### Is Darwin free?

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

### Do Altum Trail Run or Darwin have ads?

Neither Altum Trail Run nor Darwin shows ads.

### Which is updated more often, Altum Trail Run or Darwin?

Altum Trail Run ships an update every 3 days, and Darwin every 3 days. Most recently, Altum Trail Run was updated on October 25, 2026 and Darwin on October 24, 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.*