# Boulderthon vs RetroFit!

The clearest difference is update cadence: Boulderthon at every 3 weeks against RetroFit!'s every 4 months. Boulderthon also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Boulderthon ships an update every 3 weeks, RetroFit! every 4 months. The most recent releases landed on October 14, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Boulderthon | RetroFit! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (6 ratings)](https://appshunter.io/ios/app/boulderthon/id6464528901/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 101 MB | 1 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Brooksee, LLC](https://appshunter.io/developer/1190989001) | [Nicholas Pompea](https://appshunter.io/developer/1444570173) |

## What reviewers say

### Boulderthon

[App page](https://appshunter.io/ios/app/boulderthon/id6464528901)

Track race day progress with turn-by-turn navigation and real-time updates for friends and family. Stay informed about your race with live tracking features.

**Highlights:** Real-time race tracking, Turn-by-turn navigation, Live progress updates for spectators, Race day information

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

**In-app purchases:** none


### RetroFit!

[App page](https://appshunter.io/ios/app/retrofit/id6478472221)

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

**In-app purchases:** none


## Frequently asked questions

### Is Boulderthon free?

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

### Is RetroFit! free?

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

### Do Boulderthon or RetroFit! have ads?

Neither Boulderthon nor RetroFit! shows ads.

### Which is updated more often, Boulderthon or RetroFit!?

Boulderthon ships an update every 3 weeks, and RetroFit! every 4 months. Most recently, Boulderthon was updated on October 14, 2026 and RetroFit! on September 30, 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.*