# Chalk Performance Training vs Functional Bodybuilding

The clearest difference is rating: Chalk Performance Training at 3.8 against Functional Bodybuilding's 2.8. Chalk Performance Training also leads on review sentiment (65% vs 26%). Functional Bodybuilding's advantage is update cadence (weekly vs every 5 months). On price, ratings volume, 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.

Chalk Performance Training holds the better App Store score, 3.8 against 2.8. Both are backed by a comparable volume of ratings — 164 and 140 respectively. Written reviews point the same way: 65% of Chalk Performance Training's written reviews are positive against 26% of Functional Bodybuilding's.

Chalk Performance Training ships an update every 5 months, Functional Bodybuilding weekly. The most recent releases landed on September 19, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Chalk Performance Training | Functional Bodybuilding |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (164 ratings)](https://appshunter.io/ios/app/chalk-performance-training/id6448561714/reviews)** | [2.8 (140 ratings)](https://appshunter.io/ios/app/functional-bodybuilding/id6739143347/reviews) |
| Number of ratings | **164** | 140 |
| Positive reviews | **65.5% of reviews** | 26.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free | Free |
| Size | 44 MB | 119 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Chalk Performance Training](https://appshunter.io/developer/1613097662) | [Cliff Kohut](https://appshunter.io/developer/1783826754) |

## What reviewers say

### Chalk Performance Training

[App page](https://appshunter.io/ios/app/chalk-performance-training/id6448561714)

Access science-based workouts for any fitness level, at home or in the gym. Track your progress, join a supportive global community, and receive expert guidance to achieve your health and fitness goals.

**Highlights:** At-home and gym workout programs, Beginner, intermediate, and advanced options, Exclusive workout library, Video demonstrations and instructions, Progress tracking and performance analysis, Global fitness community and discussions

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient and easy to use
- 🔒 Robust security features
- 👍 Variety of workout programs
- 💡 Helpful nutrition resources
- 🚀 Seamless workout tracking

**What reviewers complain about**

- 🐛 Buggy app functionality
- 🔒 Difficult to cancel subscription
- 👎 Poor customer service
- 🐛 Inconsistent user experience
- 👎 Confusing navigation

**Reported bugs**

- Timer resets when switching apps
- Inability to log completed sets
- Workout history not transferring from previous app
- Difficulty creating custom workouts

**Requested features**

- Add option to disable audio during workouts
- Improve ability to enter weights and reps manually
- Provide more customization options for workouts
- Implement seamless sync across devices
- Add support for Apple Watch integration


### 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 Chalk Performance Training free?

Chalk Performance Training is free to download, with no in-app purchases.

### Is Functional Bodybuilding free?

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

### Which has better reviews, Chalk Performance Training or Functional Bodybuilding?

Chalk Performance Training is rated higher. Chalk Performance Training averages 3.8 out of 5 from 164 ratings, while Functional Bodybuilding averages 2.8 from 140 ratings.

### Do Chalk Performance Training or Functional Bodybuilding have ads?

Neither Chalk Performance Training nor Functional Bodybuilding shows ads.

### Which is updated more often, Chalk Performance Training or Functional Bodybuilding?

Chalk Performance Training ships an update every 5 months, and Functional Bodybuilding weekly. Most recently, Chalk Performance Training was updated on September 19, 2026 and Functional Bodybuilding on September 5, 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.*