# gravitycoach vs TRAINDOO 2.0

The clearest difference is in-app purchases: TRAINDOO 2.0 at none against gravitycoach's 8. TRAINDOO 2.0 also leads on update cadence (every 2 weeks vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. gravitycoach sells 8 one-off in-app purchases. TRAINDOO 2.0 asks for nothing beyond the download.

gravitycoach ships an update every 6 months, TRAINDOO 2.0 every 2 weeks. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | gravitycoach | TRAINDOO 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 50 MB | 110 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Manuel Guarrera](https://appshunter.io/developer/1597998629) | [nutrilize GmbH](https://appshunter.io/developer/1521442832) |

## What reviewers say

### gravitycoach

[App page](https://appshunter.io/ios/app/gravitycoach/id1597998627)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| eBook I Mehr als nur Fitness! | Free | one-time |
| Kabelzug Workout – Teaser | Free | one-time |
| Kettlebell Power Workout | $34.99 | one-time |
| FLEX & FLEISCH - Krafttraining | $49.99 | one-time |
| Gravitas Finest Masterclass 2 | $49.99 | one-time |
| Power of Breath | $179.99 | one-time |
| Hohlkreuz besser verstehen 3.0 | $249.00 | one-time |
| Gravity Starter Coaching | $599.99 | one-time |


### TRAINDOO 2.0

[App page](https://appshunter.io/ios/app/traindoo-20/id6599855739)

**In-app purchases:** none


## Frequently asked questions

### Is gravitycoach free?

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

### Is TRAINDOO 2.0 free?

TRAINDOO 2.0 is free to download, with no in-app purchases.

### Do gravitycoach or TRAINDOO 2.0 have ads?

Neither gravitycoach nor TRAINDOO 2.0 shows ads.

### Which is updated more often, gravitycoach or TRAINDOO 2.0?

gravitycoach ships an update every 6 months, and TRAINDOO 2.0 every 2 weeks. Most recently, gravitycoach was updated on September 8, 2026 and TRAINDOO 2.0 on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*