# NXT4 Life Training vs Stretch Plus Flex

The clearest difference is update cadence: Stretch Plus Flex at every 3 weeks against NXT4 Life Training's every 4 months. NXT4 Life Training's advantage is iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NXT4 Life Training ships an update every 4 months, Stretch Plus Flex every 3 weeks. The most recent releases landed on October 16, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | NXT4 Life Training | Stretch Plus Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (125 ratings)](https://appshunter.io/ios/app/nxt4-life-training/id6449839993/reviews)** | — |
| Number of ratings | **125** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 27 MB | 195 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Geisler Young](https://appshunter.io/developer/369530382) | [Roxyfitt LLC](https://appshunter.io/developer/1893016009) |

## What reviewers say

### NXT4 Life Training

[App page](https://appshunter.io/ios/app/nxt4-life-training/id6449839993)

Easily plan and schedule fitness classes directly from your mobile device. View class schedules, sign up, and stay updated on promotions. Access studio location and contact details, and connect with social pages.

**Highlights:** View class schedules, Sign up for classes, View ongoing promotions, Studio location and contact info, Click through to social pages

**Features:** macOS Compatibility

**In-app purchases:** none


### Stretch Plus Flex

[App page](https://appshunter.io/ios/app/stretch-plus-flex/id6762123947)

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

**In-app purchases:** none


## Frequently asked questions

### Is NXT4 Life Training free?

NXT4 Life Training is free to download, with no in-app purchases.

### Is Stretch Plus Flex free?

Stretch Plus Flex is free to download, with no in-app purchases.

### Do NXT4 Life Training or Stretch Plus Flex have ads?

Neither NXT4 Life Training nor Stretch Plus Flex shows ads.

### Which is updated more often, NXT4 Life Training or Stretch Plus Flex?

NXT4 Life Training ships an update every 4 months, and Stretch Plus Flex every 3 weeks. Most recently, NXT4 Life Training was updated on October 16, 2026 and Stretch Plus Flex on September 29, 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.*