# Go Run Stronger vs Darwin

The clearest difference is in-app purchases: Go Run Stronger at none against Darwin's 2. Go Run Stronger also leads on ratings volume (13 vs 3) and device support (3 vs 1). Darwin's advantage is update cadence (every 3 days vs monthly). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Darwin sells 2 in-app purchases, starting at $9.99 per month. Go Run Stronger asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Go Run Stronger against 5.0 for Darwin. Both are backed by a comparable volume of ratings — 13 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Go Run Stronger ships an update monthly, Darwin every 3 days. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Go Run Stronger | Darwin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (13 ratings)](https://appshunter.io/ios/app/go-run-stronger/id6744089137/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/darwin-adaptive-training/id6790443867/reviews) |
| Number of ratings | **13** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | **Free** | Freemium |
| Size | 427 MB | 55 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gaby Go LLC](https://appshunter.io/developer/1806007587) | [Darwin Endurance LLC](https://appshunter.io/developer/6790443869) |

## What reviewers say

### Go Run Stronger

[App page](https://appshunter.io/ios/app/go-run-stronger/id6744089137)

Enhance your running with expert-guided physical therapy and strength training. This app offers personalized programs, rehabilitation, and studio workouts to help you run faster, stronger, and pain-free. Track progress, stay organized, and access comprehensive resources for injury prevention and performance improvement.

**Highlights:** Personalized Strength Training, Targeted Rehabilitation Programs, Versatile Studio Workouts, Progress Tracking, Customizable Calendar, Direct Support, Seamless Health Integration

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

**In-app purchases:** none


### 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 Go Run Stronger free?

Go Run Stronger is free to download, with no in-app purchases.

### Is Darwin free?

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

### Which has better reviews, Go Run Stronger or Darwin?

Go Run Stronger and Darwin are both rated 5.0 out of 5 on the App Store, from 13 and 3 ratings respectively.

### Do Go Run Stronger or Darwin have ads?

Neither Go Run Stronger nor Darwin shows ads.

### Which is updated more often, Go Run Stronger or Darwin?

Go Run Stronger ships an update monthly, and Darwin every 3 days. Most recently, Go Run Stronger was updated on October 20, 2026 and Darwin on October 6, 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.*