# Stark Stretch vs Caden

The clearest difference is price: Caden at Free against Stark Stretch's $1.99. Caden also leads on rating (5.0 vs 4.6) and update cadence (every 9 days vs every 2 months). Stark Stretch's advantage is in-app purchases (none vs 2) and ratings volume (168 vs 3). On ads there is nothing between them.

Caden is free to download; Stark Stretch costs $1.99 up front. Caden sells 2 in-app purchases, starting at $6.99 per 7 days. Stark Stretch asks for nothing beyond the download.

Caden holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Stark Stretch has 168 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 71% of Stark Stretch's written reviews are positive against 100% of Caden's.

Stark Stretch ships an update every 2 months, Caden every 9 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Stark Stretch | Caden |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.6 (168 ratings)](https://appshunter.io/ios/app/stark-stretch/id586936228/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/caden-running-form-analysis/id6814006218/reviews)** |
| Number of ratings | **168** | 3 |
| Positive reviews | 70.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 57 MB | 52 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Postra AB](https://appshunter.io/developer/1807937957) | [Aeron Horne](https://appshunter.io/developer/1813785417) |

## What reviewers say

### Stark Stretch

[App page](https://appshunter.io/ios/app/stark-stretch/id586936228)

Access a library of 83 HD video exercises for a full-body workout. Create personalized routines with timers for Tabata, HIIT, and circuit training. Track progress by saving workouts and burned calories to Apple Health.

**Highlights:** 83 HD exercise videos, Personalized workout creation, Full body workouts, Step-by-step workout guidance, Tabata, HIIT, Circuit timers, Muscle group targeting, Apple Health integration

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

**In-app purchases:** none

**What reviewers like**

- 👍 Customizable routines
- 👍 Wide selection of stretches
- 👍 Simple and easy to use
- 👍 Good for beginners
- 👍 Effective for flexibility

**What reviewers complain about**

- 👎 Lack of detailed instructions
- 👎 Videos/images are static or unclear
- 👎 Unilateral exercises not automatically handled
- 👎 Limited exercise selection (for some)
- 👎 Paid app with issues

**Reported bugs**

- Videos won't download
- App crashes or won't work
- Server issues for downloads
- Analysis mode transmits data without consent
- Timer/rest period settings are cumbersome

**Requested features**

- Add more detailed instructions (text or voice)
- Improve video clarity and motion
- Automatic handling of left/right side exercises
- Expand exercise library
- Add option to add custom stretches


### Caden

[App page](https://appshunter.io/ios/app/caden-running-form-analysis/id6814006218)

Analyze your running form with just your phone's video. Get a detailed score, cadence, and personalized tips to improve your stride. Build a custom exercise plan to enhance your running efficiency and track your progress over time.

**Highlights:** Video gait analysis, Running form score, Cadence and foot strike detection, AI-powered coaching tips, Customizable exercise plans, Progress tracking with charts, Stride phase visualization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caden Pro | $6.99 | per 7 days |
| Caden Pro | $49.99 | per year |


## Frequently asked questions

### Is Stark Stretch free?

Stark Stretch costs $1.99, with no in-app purchases.

### Is Caden free?

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

### Which has better reviews, Stark Stretch or Caden?

Caden is rated higher. Stark Stretch averages 4.6 out of 5 from 168 ratings, while Caden averages 5.0 from 3 ratings.

### Do Stark Stretch or Caden have ads?

Neither Stark Stretch nor Caden shows ads.

### Which is updated more often, Stark Stretch or Caden?

Stark Stretch ships an update every 2 months, and Caden every 9 days. Most recently, Stark Stretch was updated on October 25, 2026 and Caden on October 24, 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.*