# Corcova Salt Spa vs Polysthenics

The clearest difference is ratings volume: Corcova Salt Spa at 4 against Polysthenics's 1. On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Corcova Salt Spa against 5.0 for Polysthenics. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Corcova Salt Spa | Polysthenics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/corcova-salt-spa/id1517701517/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/polysthenics/id6476512037/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | Ad-supported | Ad-supported |
| Size | 129 MB | 155 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Corcova Wellness Center LLC](https://appshunter.io/developer/1517701516) | [Polysthenics LLC](https://appshunter.io/developer/1726948651) |

## What reviewers say

### Corcova Salt Spa

[App page](https://appshunter.io/ios/app/corcova-salt-spa/id1517701517)

Easily plan and schedule your fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location information. Optimize your time and maximize convenience for booking your fitness activities.

**Highlights:** View class schedules, Sign up for classes, Access studio location, Schedule from your device, Optimize your time

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Polysthenics

[App page](https://appshunter.io/ios/app/polysthenics/id6476512037)

Easily plan and schedule your fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location details. Optimize your time and enjoy the convenience of managing your fitness activities on the go.

**Highlights:** View class schedules, Sign up for classes, Access studio location, Optimize time management, Convenient mobile access

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Corcova Salt Spa free?

Corcova Salt Spa is free to download, with no in-app purchases.

### Is Polysthenics free?

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

### Which has better reviews, Corcova Salt Spa or Polysthenics?

Corcova Salt Spa and Polysthenics are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Corcova Salt Spa or Polysthenics have ads?

Both Corcova Salt Spa and Polysthenics show ads.

### Which is updated more often, Corcova Salt Spa or Polysthenics?

Corcova Salt Spa ships an update monthly, and Polysthenics monthly. Most recently, Corcova Salt Spa was updated on October 29, 2026 and Polysthenics on October 8, 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.*