# RunNerd vs Arc

The clearest difference is in-app purchases: RunNerd at none against Arc's 2. RunNerd also leads on iOS requirement (15.1 vs 26.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Arc sells 2 in-app purchases, starting at $4.99 per month. RunNerd asks for nothing beyond the download.

RunNerd ships an update every 2 weeks, Arc monthly. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | RunNerd | Arc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/runnerd-running-coach/id6760351554/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | — |
| Size | 77 MB | 11 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Aaron Marr](https://appshunter.io/developer/1883544595) | [Largent Labs, LLC](https://appshunter.io/developer/879923270) |

## What reviewers say

### RunNerd

[App page](https://appshunter.io/ios/app/runnerd-running-coach/id6760351554)

This AI running coach provides personalized weekly training plans that adapt to your actual performance. Get hands-free audio analysis after each run and a coach that can answer your running-related questions. Integrates with various popular sports watches and Apple Health.

**Highlights:** Adaptive weekly training plans, Post-run audio coaching, Mile-by-mile performance splits, Race-aware planning, Conversational AI coach, Apple Health integration, Supports multiple sports watches

**In-app purchases:** none


### Arc

[App page](https://appshunter.io/ios/app/arc-start-your-training/id6782144934)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro yearly | $39.99 | per year |


## Frequently asked questions

### Is RunNerd free?

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

### Is Arc free?

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

### Do RunNerd or Arc have ads?

Neither RunNerd nor Arc shows ads.

### Which is updated more often, RunNerd or Arc?

RunNerd ships an update every 2 weeks, and Arc monthly. Most recently, RunNerd was updated on November 5, 2026 and Arc on October 25, 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.*