# PV Lite vs Voltha

PV Lite and Voltha are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | PV Lite | Voltha |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/pv-lite/id1585753730/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 158 MB | 71 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Aton Green Energy](https://appshunter.io/developer/1694319000) |

## What reviewers say

### PV Lite

[App page](https://appshunter.io/ios/app/pv-lite/id1585753730)

Monitor photovoltaic power plant operations with real-time status updates and clear generation reports. Track daily, monthly, and yearly energy output conveniently. Note: Continued GPS use for station creation may impact battery life.

**Highlights:** Real-time power plant status monitoring, Daily, monthly, and yearly generation reports, Convenient and quick access to data, GPS positioning for power station creation

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltha

[App page](https://appshunter.io/ios/app/voltha/id6450677261)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PV Lite free?

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

### Is Voltha free?

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

### Do PV Lite or Voltha have ads?

Neither PV Lite nor Voltha shows ads.

### Which is updated more often, PV Lite or Voltha?

PV Lite ships an update every 3 weeks, and Voltha every 3 weeks. Most recently, PV Lite was updated on November 3, 2026 and Voltha on October 27, 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.*