# Concrete Gym vs Hare

The clearest difference is in-app purchases: Concrete Gym at none against Hare's 2. Concrete Gym also leads on iOS requirement (15.1 vs 17.0). Hare's advantage is update cadence (every 2 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Hare sells 2 in-app purchases, starting at $12.99 per month. Concrete Gym asks for nothing beyond the download.

Concrete Gym ships an update every 3 months, Hare every 2 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Concrete Gym | Hare |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/concrete-gym/id6737279633/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 55 MB | 13 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Momence, Inc.](https://appshunter.io/developer/1577856011) | [Jonathan Pass](https://appshunter.io/developer/1896762462) |

## What reviewers say

### Concrete Gym

[App page](https://appshunter.io/ios/app/concrete-gym/id6737279633)

Manage your gym account, book classes and events, and access on-demand content. Stay connected with the gym through direct messaging and a public feed for announcements and promotions.

**Highlights:** Account management, Class and event booking, On-demand content, Direct messaging, Public feed for announcements

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

**In-app purchases:** none


### Hare

[App page](https://appshunter.io/ios/app/hare/id6770741146)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hare Monthly | $12.99 | per month |
| Hare Yearly | $89.99 | per year |


## Frequently asked questions

### Is Concrete Gym free?

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

### Is Hare free?

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

### Do Concrete Gym or Hare have ads?

Neither Concrete Gym nor Hare shows ads.

### Which is updated more often, Concrete Gym or Hare?

Concrete Gym ships an update every 3 months, and Hare every 2 days. Most recently, Concrete Gym was updated on October 24, 2026 and Hare on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*