# Caldera® Spas vs Sanctify Performance

The clearest difference is in-app purchases: Caldera® Spas at none against Sanctify Performance's 1. Sanctify Performance's advantage is update cadence (every 5 days vs every 3 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Sanctify Performance sells 1 in-app purchase, starting at $12.99 per month. Caldera® Spas asks for nothing beyond the download.

Caldera® Spas ships an update every 3 months, Sanctify Performance every 5 days. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Caldera® Spas | Sanctify Performance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (4 ratings)](https://appshunter.io/ios/app/caldera-spas/id6502303368/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 48 MB | 124 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [Watkins Manufacturing Corporation](https://appshunter.io/developer/662341471) | [Michael Lowery](https://appshunter.io/developer/1812513196) |

## What reviewers say

### Caldera® Spas

[App page](https://appshunter.io/ios/app/caldera-spas/id6502303368)

Remotely manage your spa's lighting, jets, and temperature. Monitor energy saving modes and cleaning cycles for an enhanced spa experience. Enjoy 24/7 AI support for peace of mind.

**Highlights:** Remote control of lighting, jets, and temperature, Manage Clean Cycle and Energy Saving Modes, Control FreshWater® IQ with dosing, 24/7 AI support, Monitor spa from anywhere

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

**In-app purchases:** none


### Sanctify Performance

[App page](https://appshunter.io/ios/app/sanctify-performance/id6753719748)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sanctify Performance | $12.99 | per month |


## Frequently asked questions

### Is Caldera® Spas free?

Caldera® Spas is free to download, with no in-app purchases.

### Is Sanctify Performance free?

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

### Do Caldera® Spas or Sanctify Performance have ads?

Neither Caldera® Spas nor Sanctify Performance shows ads.

### Which is updated more often, Caldera® Spas or Sanctify Performance?

Caldera® Spas ships an update every 3 months, and Sanctify Performance every 5 days. Most recently, Caldera® Spas was updated on October 10, 2026 and Sanctify Performance 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.*