# Chalk Performance Training vs Stretch Strong

The clearest difference is rating: Stretch Strong at 4.4 against Chalk Performance Training's 3.8. Chalk Performance Training's advantage is in-app purchases (none vs 3). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Stretch Strong sells 3 in-app purchases, starting at $8.99 per month. Chalk Performance Training asks for nothing beyond the download.

Stretch Strong holds the better App Store score, 4.4 against 3.8. Both are backed by a comparable volume of ratings — 164 and 62 respectively. Written reviews point the same way: 65% of Chalk Performance Training's written reviews are positive against 67% of Stretch Strong's.

Chalk Performance Training ships an update every 5 months, Stretch Strong every 3 months. The most recent releases landed on September 19, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | Chalk Performance Training | Stretch Strong |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (164 ratings)](https://appshunter.io/ios/app/chalk-performance-training/id6448561714/reviews) | **[4.4 (62 ratings)](https://appshunter.io/ios/app/stretch-strong/id6473756642/reviews)** |
| Number of ratings | **164** | 62 |
| Positive reviews | 65.5% of reviews | **66.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 44 MB | 139 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chalk Performance Training](https://appshunter.io/developer/1613097662) | [Trainmakr LLC](https://appshunter.io/developer/1719702859) |

## 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


### Stretch Strong

[App page](https://appshunter.io/ios/app/stretch-strong/id6473756642)

Access a vast library of over 400 stretching exercises with video demonstrations and expert-led weekly workouts. Find specific stretches for your sport or needs with powerful search and filtering tools. Track your progress with an in-app journal.

**Highlights:** 400+ stretching exercises with video demonstrations, Expert-led weekly flexibility workouts, Search, filter, and substitute functions, Novice and experienced training tracks, In-app training journal, Tutorial videos and FAQ resource library

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.99 | per month |
| Quarterly | $25.00 | per 3 months |
| Yearly | $89.99 | per year |


## Frequently asked questions

### Is Chalk Performance Training free?

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

### Is Stretch Strong free?

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

### Which has better reviews, Chalk Performance Training or Stretch Strong?

Stretch Strong is rated higher. Chalk Performance Training averages 3.8 out of 5 from 164 ratings, while Stretch Strong averages 4.4 from 62 ratings.

### Do Chalk Performance Training or Stretch Strong have ads?

Neither Chalk Performance Training nor Stretch Strong shows ads.

### Which is updated more often, Chalk Performance Training or Stretch Strong?

Chalk Performance Training ships an update every 5 months, and Stretch Strong every 3 months. Most recently, Chalk Performance Training was updated on September 19, 2026 and Stretch Strong on July 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.*