# joyonway vs Polytropic Pro

The clearest difference is update cadence: joyonway at every 2 weeks against Polytropic Pro's every 4 months. joyonway also leads on iOS requirement (8.0 vs 14.2). 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.

joyonway ships an update every 2 weeks, Polytropic Pro every 4 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | joyonway | Polytropic Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/joyonway/id1120465738/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 10 MB | 252 MB |
| Requires iOS | **8.0** | 14.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sun Hydraulics (China) Co., LTD.](https://appshunter.io/developer/1676392448) | [Polytropic](https://appshunter.io/developer/1613713281) |

## What reviewers say

### joyonway

[App page](https://appshunter.io/ios/app/joyonway/id1120465738)

Control your spa equipment remotely or via local network. Features include water massage, bubble baths, constant heating, ozone disinfection, and colorful lighting for a complete hydrotherapy experience.

**Highlights:** Remote SPA control, Local area network control, Water massage jets, Bubble bath feature, Constant water heating, Ozone disinfection, Colorful lighting effects

**Features:** macOS Compatibility

**In-app purchases:** none


### Polytropic Pro

[App page](https://appshunter.io/ios/app/polytropic-pro/id6452721348)

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

**In-app purchases:** none


## Frequently asked questions

### Is joyonway free?

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

### Is Polytropic Pro free?

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

### Do joyonway or Polytropic Pro have ads?

Neither joyonway nor Polytropic Pro shows ads.

### Which is updated more often, joyonway or Polytropic Pro?

joyonway ships an update every 2 weeks, and Polytropic Pro every 4 months. Most recently, joyonway was updated on October 7, 2026 and Polytropic Pro 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.*