# SimpleStretch vs 123 Flex

The clearest difference is review sentiment: 123 Flex at 100% against SimpleStretch's 0%. 123 Flex also leads on rating (4.0 vs 1.0) and update cadence (every 4 days vs every 11 months). SimpleStretch's advantage is monetization model (free vs freemium) and iOS requirement (9.0 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. SimpleStretch sells 5 one-off in-app purchases and 123 Flex sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

123 Flex holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 0% of SimpleStretch's written reviews are positive against 100% of 123 Flex's.

SimpleStretch ships an update every 11 months, 123 Flex every 4 days. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SimpleStretch | 123 Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/simplestretch/id1296862354/reviews) | **[4.0 (2 ratings)](https://appshunter.io/ios/app/123-flex-stretching-workouts/id6449441131/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 18 MB | 78 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Dev IT](https://appshunter.io/developer/873673062) | [WeAnd Ltd](https://appshunter.io/developer/1635802172) |

## What reviewers say

### SimpleStretch

[App page](https://appshunter.io/ios/app/simplestretch/id1296862354)

This app provides a structured way to stretch your body in just 8 minutes. Choose from 4 body zones or a full-body routine with clear 3D animated exercises to quickly feel fit and flexible.

**Highlights:** 8-minute routines, 4 body zones, Full body stretching, 3D animated exercises, Intuitive control, Clear and quick

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade armen | $0.99 | one-time |
| Upgrade nek & schouders | $0.99 | one-time |
| Upgrade voor rug & romp | $0.99 | one-time |
| Upgrade benen & combi | $0.99 | one-time |
| Upgrade voor je hele lichaam | $3.99 | one-time |


### 123 Flex

[App page](https://appshunter.io/ios/app/123-flex-stretching-workouts/id6449441131)

This app provides personalized stretching and flexibility routines based on your fitness goals and physical condition. It features AI-driven program generation, progress tracking, and visual demonstrations to guide your workouts.

**Highlights:** Personalized AI workout plans, Progress tracking and reassessments, 3D animated stretch demonstrations, Safety tips and injury precautions, Audio guidance for sessions, Offline workout mode, Motivation through rewards and challenges

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is SimpleStretch free?

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

### Is 123 Flex free?

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

### Which has better reviews, SimpleStretch or 123 Flex?

123 Flex is rated higher. SimpleStretch averages 1.0 out of 5 from 1 ratings, while 123 Flex averages 4.0 from 2 ratings.

### Do SimpleStretch or 123 Flex have ads?

Neither SimpleStretch nor 123 Flex shows ads.

### Which is updated more often, SimpleStretch or 123 Flex?

SimpleStretch ships an update every 11 months, and 123 Flex every 4 days. Most recently, SimpleStretch was updated on October 15, 2026 and 123 Flex on October 7, 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.*