# ESPA evopool vs Stérilor XP

The clearest difference is update cadence: Stérilor XP at every 3 weeks against ESPA evopool's every 6 months. On price, review sentiment, ads and in-app purchases there is nothing between them.

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

ESPA evopool ships an update every 6 months, Stérilor XP every 3 weeks. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ESPA evopool | Stérilor XP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (5 ratings)](https://appshunter.io/ios/app/espa-evopool/id1255112861/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | **5.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 73 MB | 23 MB |
| Requires iOS | **12.2** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ESPA](https://appshunter.io/developer/1255112650) | [AS Pool](https://appshunter.io/developer/1120701391) |

## What reviewers say

### ESPA evopool

[App page](https://appshunter.io/ios/app/espa-evopool/id1255112861)

This application controls swimming pool pumps with variable speed technology. It offers ultra-silent operation, efficient filtering, and automated pool maintenance. The app requires a compatible pump with Bluetooth LE communication.

**Highlights:** Variable speed pump control, Ultra-silent operation (45dB), Efficient filtering cycles, Automated pool filtering, Dry-running protection, Bluetooth LE connectivity

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

**In-app purchases:** none


### Stérilor XP

[App page](https://appshunter.io/ios/app/sterilor-xp/id1458870784)

Easily manage your pool's water treatment from a single interface. Monitor appliance status, view alerts, and control settings remotely. Share access with other users and receive helpful advice for optimal pool maintenance.

**Highlights:** Single home page for all appliances, Simplified pool water treatment control, Full appliance control from one screen, Alert and alarm views, User management with different access rights, BLE and Wifi communication

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ESPA evopool free?

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

### Is Stérilor XP free?

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

### Do ESPA evopool or Stérilor XP have ads?

Neither ESPA evopool nor Stérilor XP shows ads.

### Which is updated more often, ESPA evopool or Stérilor XP?

ESPA evopool ships an update every 6 months, and Stérilor XP every 3 weeks. Most recently, ESPA evopool was updated on October 24, 2026 and Stérilor XP 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.*