# Performance by GRIND vs Double Edge Fit

Performance by GRIND and Double Edge Fit are too close to call on the numbers: across 7 compared parameters — price, rating, ratings volume and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 5.0 for Performance by GRIND against 5.0 for Double Edge Fit. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

## The numbers

| Metric | Performance by GRIND | Double Edge Fit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/performance-by-grind/id6473959630/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/double-edge-fit/id6800428975/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 203 MB | 111 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GRIND Sports Performance LLC](https://appshunter.io/developer/1720255437) | [Double Edge Fitness](https://appshunter.io/developer/1441914980) |

## What reviewers say

### 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


### Double Edge Fit

[App page](https://appshunter.io/ios/app/double-edge-fit/id6800428975)

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

**In-app purchases:** none


## Frequently asked questions

### Is Performance by GRIND free?

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

### Is Double Edge Fit free?

Double Edge Fit is free to download, with no in-app purchases.

### Which has better reviews, Performance by GRIND or Double Edge Fit?

Performance by GRIND and Double Edge Fit are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.

### Do Performance by GRIND or Double Edge Fit have ads?

Neither Performance by GRIND nor Double Edge Fit shows ads.

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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.*