# Evergen vs Voltello

The clearest difference is update cadence: Voltello at every 3 weeks against Evergen's every 2 months. 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.

Evergen ships an update every 2 months, Voltello every 3 weeks. The most recent releases landed on June 10, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Evergen | Voltello |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 165 MB | 56 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pacific 2022 Bidco C Pty Limited](https://appshunter.io/developer/1160577601) | [Village Energy Operations Pty Ltd](https://appshunter.io/developer/1597230734) |

## What reviewers say

### Evergen

[App page](https://appshunter.io/ios/app/evergen/id1160577602)

Optimize and monitor your renewable energy system's performance. Set energy usage goals, track power generation and consumption, and align savings with your billing cycles. Take control of energy costs and reduce environmental impact.

**Highlights:** Set energy usage goals, Monitor power generation and usage, Track solar, battery, and home performance, Synchronize usage with bill cycles, Optimize system performance

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltello

[App page](https://appshunter.io/ios/app/voltello/id1645268242)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Evergen free?

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

### Is Voltello free?

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

### Do Evergen or Voltello have ads?

Neither Evergen nor Voltello shows ads.

### Which is updated more often, Evergen or Voltello?

Evergen ships an update every 2 months, and Voltello every 3 weeks. Most recently, Evergen was updated on June 10, 2026 and Voltello on May 17, 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.*