# SOLUS by AROYA vs Efficio Pro

The clearest difference is update cadence: Efficio Pro at every 4 days against SOLUS by AROYA's every 5 weeks. SOLUS by AROYA's advantage is iOS requirement (12.0 vs 15.1). 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.

SOLUS by AROYA ships an update every 5 weeks, Efficio Pro every 4 days. The most recent releases landed on October 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | SOLUS by AROYA | Efficio Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/solus-by-aroya/id1541736036/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 25 MB | 25 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Addium Inc](https://appshunter.io/developer/1720794773) | [Rajkumar Retnaswamy](https://appshunter.io/developer/1816679589) |

## What reviewers say

### SOLUS by AROYA

[App page](https://appshunter.io/ios/app/solus-by-aroya/id1541736036)

This app, when paired with a sensor kit, provides high-precision readings of substrate water content, temperature, and electrical conductivity. Unlock your crop's full potential by gaining deeper insights into the soil beneath. It offers unlimited spot readings without additional fees.

**Highlights:** High-precision substrate readings, Water content measurement, Temperature monitoring, Electrical conductivity analysis, Unlimited spot readings, Crop potential maximization

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

**In-app purchases:** none


### Efficio Pro

[App page](https://appshunter.io/ios/app/efficio-pro/id6748431973)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOLUS by AROYA free?

SOLUS by AROYA is free to download, with no in-app purchases.

### Is Efficio Pro free?

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

### Do SOLUS by AROYA or Efficio Pro have ads?

Neither SOLUS by AROYA nor Efficio Pro shows ads.

### Which is updated more often, SOLUS by AROYA or Efficio Pro?

SOLUS by AROYA ships an update every 5 weeks, and Efficio Pro every 4 days. Most recently, SOLUS by AROYA was updated on October 7, 2026 and Efficio Pro on September 18, 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.*