# B3 Gym vs Renno Run

The clearest difference is in-app purchases: B3 Gym at none against Renno Run's 2. Renno Run's advantage is ads (none vs shown) and update cadence (every 2 days vs monthly). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Renno Run sells 2 in-app purchases, starting at $6.99 per month. B3 Gym asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for B3 Gym against 5.0 for Renno Run. That said, the two scores are not equally well evidenced: Renno Run has 13 ratings behind it against 1, so its average is the more settled of the two.

B3 Gym ships an update monthly, Renno Run every 2 days. The most recent releases landed on September 15, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | B3 Gym | Renno Run |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/b3-gym/id6447581310/reviews) | [5.0 (13 ratings)](https://appshunter.io/ios/app/renno-run/id6781789465/reviews) |
| Number of ratings | 1 | **13** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 94 MB | 57 MB |
| Requires iOS | **15** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Body By Boris, LLC](https://appshunter.io/developer/1684142390) | [Renno LLC](https://appshunter.io/developer/6781789467) |

## What reviewers say

### B3 Gym

[App page](https://appshunter.io/ios/app/b3-gym/id6447581310)

This app allows B3 Gym members to manage their gym experience. Reserve spots in classes, sign up for gym events, and update personal account details like payment information and profile pictures.

**Highlights:** Class reservation, Gym event sign-ups, Account management, Update profile picture, Manage payment information

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Renno Run

[App page](https://appshunter.io/ios/app/renno-run/id6781789465)

This app motivates you to run by putting your money on the line. Commit to a weekly mileage goal and track your runs with GPS. Achieve your goal to get your entry fee back, or miss it and fund those who succeed.

**Highlights:** GPS tracking with pace, distance, and route, Weekly distance goal setting, Entry fee at stake for motivation, Server-side run verification, Lock Screen and Dynamic Island updates, Run streaks and history

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Renno+ | $6.99 | per month |
| Renno Coach / Team | $39.99 | per month |


## Frequently asked questions

### Is B3 Gym free?

B3 Gym is free to download, with no in-app purchases.

### Is Renno Run free?

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

### Which has better reviews, B3 Gym or Renno Run?

B3 Gym and Renno Run are both rated 5.0 out of 5 on the App Store, from 1 and 13 ratings respectively.

### Do B3 Gym or Renno Run have ads?

B3 Gym shows ads; Renno Run does not.

### Which is updated more often, B3 Gym or Renno Run?

B3 Gym ships an update monthly, and Renno Run every 2 days. Most recently, B3 Gym was updated on September 15, 2026 and Renno Run on October 3, 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.*