# Fartlek vs Stride

The clearest difference is update cadence: Fartlek at every 4 days against Stride's every 2 months. Stride's advantage is iOS requirement (16.4 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Fartlek sells 3 in-app purchases, starting at $1.99 per 7 days and Stride sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Fartlek ships an update every 4 days, Stride every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Fartlek | Stride |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/stride-ai-running-coach/id6794709805/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | — | Freemium |
| Size | 29 MB | 65 MB |
| Requires iOS | 18.5 | **16.4** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Axis SA](https://appshunter.io/developer/1621529800) | [MAXIMUS SERGIO CERVI-SKINNER](https://appshunter.io/developer/6794709807) |

## What reviewers say

### Fartlek

[App page](https://appshunter.io/ios/app/fartlek-interval-run-timer/id6752724674)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $1.99 | per 7 days |
| Monthly premium | $4.99 | per month |
| Yearly Premium | $29.99 | per year |


### Stride

[App page](https://appshunter.io/ios/app/stride-ai-running-coach/id6794709805)

This app provides advanced running analysis and personalized coaching to help users train smarter and avoid injuries. It offers detailed insights into training load, recovery, and running form, with features like automatic shoe tracking and nutrition guidance.

**Highlights:** AI-powered injury prevention insights, On-device running form analysis, Automatic shoe mileage tracking, Personalized nutrition targets, Detailed training load and recovery metrics, Cross-training and recovery journaling

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stride Premium Monthly | $6.99 | per month |
| Stride Premium Annual | $49.99 | per year |


## Frequently asked questions

### Is Fartlek free?

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

### Is Stride free?

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

### Do Fartlek or Stride have ads?

Neither Fartlek nor Stride shows ads.

### Which is updated more often, Fartlek or Stride?

Fartlek ships an update every 4 days, and Stride every 2 months. Most recently, Fartlek was updated on October 30, 2026 and Stride on October 31, 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.*