# J80 vs Rugby Prep

The clearest difference is review sentiment: Rugby Prep at 85% against J80's 0%. Rugby Prep also leads on update cadence (every 3 days vs every 6 weeks). J80's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, monetization model, device support and iOS requirement there is nothing between them.

Both are free to download. Rugby Prep sells 1 in-app purchase, starting at $34.99 per month. J80 asks for nothing beyond the download.

J80 ships an update every 6 weeks, Rugby Prep every 3 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | J80 | Rugby Prep |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **84.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | Free |
| Size | 181 MB | 88 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AZEOO](https://appshunter.io/developer/1119479803) | [Jean Durieux](https://appshunter.io/developer/6781387087) |

## What reviewers say

### J80

[App page](https://appshunter.io/ios/app/j80/id6780626010)

This app offers a structured 80-day fitness transformation program with daily workouts and nutrition guidance. It focuses on tangible progress through dated photos, measurements, and validated sessions, emphasizing real results over promises.

**Highlights:** 80-day transformation program, Guided workouts (home/gym), Daily progress tracking, Simple nutrition guidance, Proof of progress (photos, measurements), Apple Health integration

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

**In-app purchases:** none


### Rugby Prep

[App page](https://appshunter.io/ios/app/rugby-prep-workout-program/id6781387085)

This app provides personalized rugby strength and conditioning programs designed by an elite coach. It offers guided sessions with technique explanations, an in-app assistant for questions, and tracks your progress to adapt future workouts.

**Highlights:** Personalized multi-week programs, Guided sessions with timers, Exercise demonstration videos, In-app assistant for questions, Progress tracking and logging, Calibrated to position and level

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rugby Prep | $34.99 | per month |


## Frequently asked questions

### Is J80 free?

J80 is free to download, with no in-app purchases.

### Is Rugby Prep free?

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

### Do J80 or Rugby Prep have ads?

Rugby Prep shows ads; J80 does not.

### Which is updated more often, J80 or Rugby Prep?

J80 ships an update every 6 weeks, and Rugby Prep every 3 days. Most recently, J80 was updated on October 28, 2026 and Rugby Prep on October 28, 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.*