# PB vs Functional Bodybuilding

The clearest difference is rating: PB at 3.9 against Functional Bodybuilding's 2.9. PB also leads on review sentiment (40% vs 26%) and iOS requirement (14.0 vs 16.0). Functional Bodybuilding's advantage is in-app purchases (none vs 2) and ratings volume (146 vs 13). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PB sells 2 in-app purchases, starting at $12.99 per month. Functional Bodybuilding asks for nothing beyond the download.

PB holds the better App Store score, 3.9 against 2.9. That said, the two scores are not equally well evidenced: Functional Bodybuilding has 146 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 40% of PB's written reviews are positive against 26% of Functional Bodybuilding's.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 14, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PB | Functional Bodybuilding |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (13 ratings)](https://appshunter.io/ios/app/pb-fit/id6470040976/reviews)** | [2.9 (146 ratings)](https://appshunter.io/ios/app/functional-bodybuilding/id6739143347/reviews) |
| Number of ratings | 13 | **146** |
| Positive reviews | **40.0% of reviews** | 26.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 78 MB | 119 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Pietro Boselli](https://appshunter.io/developer/1712899503) | [Cliff Kohut](https://appshunter.io/developer/1783826754) |

## What reviewers say

### PB

[App page](https://appshunter.io/ios/app/pb-fit/id6470040976)

Access elite fitness routines designed by a renowned physique expert. This app offers a curated training experience focused on strength and achieving personal bests, presented with a clean and sophisticated interface.

**Highlights:** Signature workouts, Strength training focus, Personal best achievement, Curated training world, Pristine aesthetics

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $12.99 | per month |
| Annual Plan | $109.00 | per year |


### Functional Bodybuilding

[App page](https://appshunter.io/ios/app/functional-bodybuilding/id6739143347)

Access all your Functional Bodybuilding resources in one place. This app houses everything from PERSIST programs to FBB ebooks, providing a centralized hub for your training materials.

**Highlights:** Access to PERSIST programs, FBB ebooks library, All offerings in one app, Centralized training hub

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

**In-app purchases:** none

**What reviewers like**

- 👍 Workouts are good

**What reviewers complain about**

- 🐛 Plagued with bugs
- 🚫 Not user-friendly
- 🤔 Too much unnecessary information
- 🔌 Sound issues with videos
- 🤯 Confusing workout explanations

**Reported bugs**

- Videos not playing
- Workout data not saving
- Calendar issues
- App crashes after latest update

**Requested features**

- Simplify the app interface
- Provide all workout details on one page
- Improve the built-in timer functionality


## Frequently asked questions

### Is PB free?

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

### Is Functional Bodybuilding free?

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

### Which has better reviews, PB or Functional Bodybuilding?

PB is rated higher. PB averages 3.9 out of 5 from 13 ratings, while Functional Bodybuilding averages 2.9 from 146 ratings.

### Do PB or Functional Bodybuilding have ads?

Neither PB nor Functional Bodybuilding shows ads.

### Which is updated more often, PB or Functional Bodybuilding?

PB ships an update weekly, and Functional Bodybuilding weekly. Most recently, PB was updated on October 14, 2026 and Functional Bodybuilding on October 28, 2026.

---

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