# NATHASHBY vs Six Harmonies

The clearest difference is update cadence: NATHASHBY at every 6 weeks against Six Harmonies's every 8 months. 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.

NATHASHBY ships an update every 6 weeks, Six Harmonies every 8 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | NATHASHBY | Six Harmonies |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (12 ratings)](https://appshunter.io/ios/app/six-harmonies/id6756548776/reviews)** |
| Number of ratings | — | **12** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | — | Free |
| Size | 120 MB | 55 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fitmewise S.L](https://appshunter.io/developer/1531618179) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### NATHASHBY

[App page](https://appshunter.io/ios/app/nathashby/id6751297164)

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

**In-app purchases:** none


### Six Harmonies

[App page](https://appshunter.io/ios/app/six-harmonies/id6756548776)

Manage your account, book classes, and stay connected with announcements and promotions. Easily message the team with any questions or to share feedback. Follow the public feed for updates and shared content.

**Highlights:** Account management, Class and event booking, Direct messaging, Public feed for announcements, Promotional updates

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

**In-app purchases:** none


## Frequently asked questions

### Is NATHASHBY free?

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

### Is Six Harmonies free?

Six Harmonies is free to download, with no in-app purchases.

### Do NATHASHBY or Six Harmonies have ads?

Neither NATHASHBY nor Six Harmonies shows ads.

### Which is updated more often, NATHASHBY or Six Harmonies?

NATHASHBY ships an update every 6 weeks, and Six Harmonies every 8 months. Most recently, NATHASHBY was updated on October 7, 2026 and Six Harmonies on October 11, 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.*