# Stretch Strong vs NBSTrainingSystems

The clearest difference is update cadence: NBSTrainingSystems at every 3 days against Stretch Strong's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Stretch Strong sells 3 in-app purchases, starting at $8.99 per month and NBSTrainingSystems sells 3 in-app purchases, starting at $49.99 per month. Whichever you choose, the download price is not the number that matters.

Stretch Strong ships an update every 3 months, NBSTrainingSystems every 3 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Stretch Strong | NBSTrainingSystems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (62 ratings)](https://appshunter.io/ios/app/stretch-strong/id6473756642/reviews)** | — |
| Number of ratings | **62** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 119 MB | 80 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Trainmakr LLC](https://appshunter.io/developer/1719702859) | [Joseph Patch](https://appshunter.io/developer/1895940763) |

## What reviewers say

### 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, Vision Pro support

**In-app purchases (3)**

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


### NBSTrainingSystems

[App page](https://appshunter.io/ios/app/nbstrainingsystems/id6783537119)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Builder + Monthly Coaching | $49.99 | per month |
| Builder + Weekly Coaching | $99.99 | per month |
| NBS-Managed Coaching | $199.99 | per month |


## Frequently asked questions

### Is Stretch Strong free?

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

### Is NBSTrainingSystems free?

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

### Do Stretch Strong or NBSTrainingSystems have ads?

Neither Stretch Strong nor NBSTrainingSystems shows ads.

### Which is updated more often, Stretch Strong or NBSTrainingSystems?

Stretch Strong ships an update every 3 months, and NBSTrainingSystems every 3 days. Most recently, Stretch Strong was updated on October 14, 2026 and NBSTrainingSystems 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.*