# HybridAF Mobile vs Performance by GRIND

The clearest difference is review sentiment: Performance by GRIND at 100% against HybridAF Mobile's 55%. Performance by GRIND also leads on rating (5.0 vs 3.1). HybridAF Mobile's advantage is ratings volume (27 vs 3) and iOS requirement (12.0 vs 15.1). On price, update cadence, 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.

Performance by GRIND holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: HybridAF Mobile has 27 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 55% of HybridAF Mobile's written reviews are positive against 100% of Performance by GRIND's.

HybridAF Mobile ships an update monthly, Performance by GRIND every 6 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | HybridAF Mobile | Performance by GRIND |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (27 ratings)](https://appshunter.io/ios/app/hybridaf-mobile/id1162801426/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/performance-by-grind/id6473959630/reviews)** |
| Number of ratings | **27** | 3 |
| Positive reviews | 54.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 16 MB | 203 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [True IP Solutions](https://appshunter.io/developer/1135246419) | [GRIND Sports Performance LLC](https://appshunter.io/developer/1720255437) |

## What reviewers say

### HybridAF Mobile

[App page](https://appshunter.io/ios/app/hybridaf-mobile/id1162801426)

Access daily workouts and find gym locations within a network designed for various strength athletes. Discover gyms meeting specific equipment and space requirements for a satisfying workout.

**Highlights:** View daily workouts, Access gym locations, Network of participating gyms, Suitable for various strength sports, Minimum equipment and space requirements

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

**In-app purchases:** none


### Performance by GRIND

[App page](https://appshunter.io/ios/app/performance-by-grind/id6473959630)

Access personalized workout programs and track your fitness journey. Monitor workouts, nutrition, habits, and measurements with coach guidance. Join communities for motivation and earn badges for achievements.

**Highlights:** Personalized workout programs, Workout and meal tracking, Habit and measurement tracking, Real-time coach messaging, Digital community support, Milestone badges, Wearable device integration

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is HybridAF Mobile free?

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

### Is Performance by GRIND free?

Performance by GRIND is free to download, with no in-app purchases.

### Which has better reviews, HybridAF Mobile or Performance by GRIND?

Performance by GRIND is rated higher. HybridAF Mobile averages 3.1 out of 5 from 27 ratings, while Performance by GRIND averages 5.0 from 3 ratings.

### Do HybridAF Mobile or Performance by GRIND have ads?

Neither HybridAF Mobile nor Performance by GRIND shows ads.

### Which is updated more often, HybridAF Mobile or Performance by GRIND?

HybridAF Mobile ships an update monthly, and Performance by GRIND every 6 weeks. Most recently, HybridAF Mobile was updated on October 14, 2026 and Performance by GRIND on October 7, 2026.

---

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