# Evolution by Infinity vs SaltCo

The clearest difference is rating: SaltCo at 5.0 against Evolution by Infinity's 1.6. Evolution by Infinity's advantage is update cadence (every 2 weeks vs every 2 months) and ratings volume (11 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SaltCo holds the better App Store score, 5.0 against 1.6. That said, the two scores are not equally well evidenced: Evolution by Infinity has 11 ratings behind it against 2, so its average is the more settled of the two.

Evolution by Infinity ships an update every 2 weeks, SaltCo every 2 months. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Evolution by Infinity | SaltCo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (11 ratings)](https://appshunter.io/ios/app/evolution-by-infinity/id1438817323/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/saltco/id6749644613/reviews)** |
| Number of ratings | **11** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 8 MB | 69 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Infinite Creative Enterprises, Inc.](https://appshunter.io/developer/659592700) | [SaltCo](https://appshunter.io/developer/1831560252) |

## What reviewers say

### Evolution by Infinity

[App page](https://appshunter.io/ios/app/evolution-by-infinity/id1438817323)

Control your massage chair wirelessly and stream music through Bluetooth. This app offers a connected experience for your relaxation device.

**Highlights:** Wireless massage chair control, Bluetooth music streaming, Connect to Evolution massage chair, Personalized massage experience

**Features:** macOS Compatibility

**In-app purchases:** none


### SaltCo

[App page](https://appshunter.io/ios/app/saltco/id6749644613)

This app monitors your water softener salt levels using a connected sensor. It provides real-time updates, historical usage charts, and timely alerts for low salt or offline sensors. Select areas offer local dealer browsing and delivery scheduling for effortless refills.

**Highlights:** Bluetooth sensor connection, Real-time salt level checks, Historical usage charts, Low salt level alerts, Offline sensor notifications, Local dealer browsing, Delivery scheduling

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

**In-app purchases:** none


## Frequently asked questions

### Is Evolution by Infinity free?

Evolution by Infinity is free to download, with no in-app purchases.

### Is SaltCo free?

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

### Which has better reviews, Evolution by Infinity or SaltCo?

SaltCo is rated higher. Evolution by Infinity averages 1.6 out of 5 from 11 ratings, while SaltCo averages 5.0 from 2 ratings.

### Do Evolution by Infinity or SaltCo have ads?

Neither Evolution by Infinity nor SaltCo shows ads.

### Which is updated more often, Evolution by Infinity or SaltCo?

Evolution by Infinity ships an update every 2 weeks, and SaltCo every 2 months. Most recently, Evolution by Infinity was updated on October 8, 2026 and SaltCo on October 10, 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.*