# FlexPro Grip vs Backyard Bullpens

The clearest difference is rating: Backyard Bullpens at 5.0 against FlexPro Grip's 4.1. Backyard Bullpens also leads on device support (4 vs 2). FlexPro Grip's advantage is update cadence (weekly vs every 6 weeks) and ratings volume (26 vs 7). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Backyard Bullpens holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 26 and 7 respectively.

FlexPro Grip ships an update weekly, Backyard Bullpens every 6 weeks. The most recent releases landed on September 10, 2026 and August 24, 2026 respectively.

## The numbers

| Metric | FlexPro Grip | Backyard Bullpens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (26 ratings)](https://appshunter.io/ios/app/flexpro-grip/id1630738994/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/backyard-bullpens/id6740590420/reviews)** |
| Number of ratings | **26** | 7 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 93 MB | 199 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [FlexProGrip](https://appshunter.io/developer/1596885871) | [Backyard Bullpens L.L.C](https://appshunter.io/developer/1790747098) |

## What reviewers say

### FlexPro Grip

[App page](https://appshunter.io/ios/app/flexpro-grip/id1630738994)

This app works with a specialized device to create customized training programs for baseball pitchers. It measures baseline strength and endurance to improve pitching performance, reduce injury risk, and accelerate recovery. Track your progress with saved workout history.

**Highlights:** Customized training protocols, Strength, endurance, and RPD testing, Objective data measurements, Injury risk reduction, Performance enhancement, Workout history tracking

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

**In-app purchases:** none


### Backyard Bullpens

[App page](https://appshunter.io/ios/app/backyard-bullpens/id6740590420)

This app provides personalized workout programs and tracks your progress in fitness, nutrition, and lifestyle habits. Connect with your coach in real-time and integrate with wearable devices for comprehensive health monitoring.

**Highlights:** Access training plans, Track workouts and meals, Monitor daily habits, Set and track fitness goals, Real-time coach messaging, Integrate with wearables and health apps

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is FlexPro Grip free?

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

### Is Backyard Bullpens free?

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

### Which has better reviews, FlexPro Grip or Backyard Bullpens?

Backyard Bullpens is rated higher. FlexPro Grip averages 4.1 out of 5 from 26 ratings, while Backyard Bullpens averages 5.0 from 7 ratings.

### Do FlexPro Grip or Backyard Bullpens have ads?

Neither FlexPro Grip nor Backyard Bullpens shows ads.

### Which is updated more often, FlexPro Grip or Backyard Bullpens?

FlexPro Grip ships an update weekly, and Backyard Bullpens every 6 weeks. Most recently, FlexPro Grip was updated on September 10, 2026 and Backyard Bullpens on August 24, 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.*