# JustStretch | Flex & Mobility vs Variable Resistance Training

The clearest difference is rating: JustStretch | Flex & Mobility at 4.7 against Variable Resistance Training's 4.0. JustStretch | Flex & Mobility also leads on ratings volume (2.4K vs 4) and iOS requirement (13.0 vs 15.0). Variable Resistance Training's advantage is update cadence (every 6 days vs every 2 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. JustStretch | Flex & Mobility sells 17 in-app purchases, starting at $7.49 per month and Variable Resistance Training sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

JustStretch | Flex & Mobility holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: JustStretch | Flex & Mobility has 2.4K ratings behind it against 4, so its average is the more settled of the two.

JustStretch | Flex & Mobility ships an update every 2 weeks, Variable Resistance Training every 6 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | JustStretch | Flex & Mobility | Variable Resistance Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.4K ratings)](https://appshunter.io/ios/app/juststretch-flex-and-mobility/id6737028992/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/variable-resistance-training/id6749834451/reviews) |
| Number of ratings | **2.4K** | 4 |
| Positive reviews | 64.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 104 MB | 97 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +17 | 4+ |
| Developer | [TechPioneers Limited](https://appshunter.io/developer/1760674678) | [Andrew Soumbos](https://appshunter.io/developer/1812962868) |

## What reviewers say

### JustStretch | Flex & Mobility

[App page](https://appshunter.io/ios/app/juststretch-flex-and-mobility/id6737028992)

This app helps you build a daily stretching habit to improve flexibility, relieve pain, and boost overall well-being. It offers guided routines, custom workout creation, and multimedia instructions for all fitness levels.

**Highlights:** Daily stretching routines, Custom workout creation, Audio, image, and video guidance, Live instructor experience, Pain relief and injury prevention, Improved posture and sleep

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium | $7.49 | per month |
| 1 Month Premium | $9.99 | per month |
| 1 Month Premium | $19.99 | per month |
| 3 Months Premium | $19.99 | per 3 months |
| 3 Months Premium | $29.99 | per 3 months |
| 12 Months Premium | $29.99 | per year |
| LUCKY DRAW PRIZE | $29.99 | per year |
| 12 Months Premium | $30.99 | per year |
| 12 Months Premium | $35.99 | per year |
| 12 Months Premium | $37.99 | per year |
| One Year Membership | $39.99 | per year |
| 12 Months Premium | $47.99 | per year |
| 7-Day Free Trial | $47.99 | per year |
| one year membership | $49.99 | per year |
| 12 Months Premium | $89.99 | per year |
| Stretch Guide Ebook Bundle | $9.99 | one-time |
| Stretch Guide Ebook Bundle | $12.99 | one-time |

**What reviewers like**

- 🤸‍♀️ Effective stretching routines
- 💪 Variety of exercises
- 🕰️ Guided sessions
- 🌟 Helpful for pain relief

**What reviewers complain about**

- 💰 Requires paid subscription
- 🚫 No free trial
- 🐛 App crashes and bugs
- 🤔 Inconsistent program design

**Reported bugs**

- App not working after latest update
- Inability to open app on certain devices

**Requested features**

- Preparation time before transitions
- Ability to use app on multiple devices


### Variable Resistance Training

[App page](https://appshunter.io/ios/app/variable-resistance-training/id6749834451)

This app offers advanced tracking for resistance band workouts, automatically calculating resistance and progression based on your saved equipment. It also supports tracking weights and calisthenics, providing detailed analytics and a video library for exercise demonstrations.

**Highlights:** Automatic band resistance calculation, Dynamic resistance progression generation, Weight and calisthenics tracking, Full video exercise library, Detailed analytics and progress charts, Customizable rest timer, Superset functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VRT Monthly | $3.99 | per month |
| VRT Annual | $39.99 | per year |
| VRT Lifetime Pro | $149.99 | one-time |


## Frequently asked questions

### Is JustStretch | Flex & Mobility free?

JustStretch | Flex & Mobility is free to download, with in-app purchases available.

### Is Variable Resistance Training free?

Variable Resistance Training is free to download, with in-app purchases available.

### Which has better reviews, JustStretch | Flex & Mobility or Variable Resistance Training?

JustStretch | Flex & Mobility is rated higher. JustStretch | Flex & Mobility averages 4.7 out of 5 from 2.4K ratings, while Variable Resistance Training averages 4.0 from 4 ratings.

### Do JustStretch | Flex & Mobility or Variable Resistance Training have ads?

Both JustStretch | Flex & Mobility and Variable Resistance Training show ads.

### Which is updated more often, JustStretch | Flex & Mobility or Variable Resistance Training?

JustStretch | Flex & Mobility ships an update every 2 weeks, and Variable Resistance Training every 6 days. Most recently, JustStretch | Flex & Mobility was updated on October 14, 2026 and Variable Resistance Training on October 10, 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.*