# PV Master vs Liakopoulos AEBE B2B

The clearest difference is in-app purchases: Liakopoulos AEBE B2B at none against PV Master's 4. Liakopoulos AEBE B2B also leads on iOS requirement (12.4 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PV Master sells 4 in-app purchases, starting at $4.99 per month. Liakopoulos AEBE B2B asks for nothing beyond the download.

PV Master ships an update every 8 days, Liakopoulos AEBE B2B fortnightly. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PV Master | Liakopoulos AEBE B2B |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (23 ratings)](https://appshunter.io/ios/app/pv-master-solar-panel-system/id396636193/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 17.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 14 MB |
| Requires iOS | 17.0 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [BigBalli Consulting llc](https://appshunter.io/developer/363765325) | [Connect Web](https://appshunter.io/developer/1653944649) |

## What reviewers say

### PV Master

[App page](https://appshunter.io/ios/app/pv-master-solar-panel-system/id396636193)

This app helps you harness solar energy by providing accurate solar data, weather integration, and tools to optimize your solar panel setup. It offers comprehensive calculators for energy needs, panel requirements, and battery storage, along with guides and a glossary for informed decisions.

**Highlights:** Accurate solar data based on location, Weather data integration, Solar potential insights, Panel positioning tool, Comprehensive energy calculators, Guides, FAQs, and glossary

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock | $4.99 | per month |
| Yearly | $49.99 | per year |
| Location Solar Panel Data | $0.99 | one-time |
| Lifetime | $59.99 | one-time |


### Liakopoulos AEBE B2B

[App page](https://appshunter.io/ios/app/liakopoulos-aebe-b2b/id6471822098)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PV Master free?

PV Master is free to download, with in-app purchases available.

### Is Liakopoulos AEBE B2B free?

Liakopoulos AEBE B2B is free to download, with no in-app purchases.

### Do PV Master or Liakopoulos AEBE B2B have ads?

Neither PV Master nor Liakopoulos AEBE B2B shows ads.

### Which is updated more often, PV Master or Liakopoulos AEBE B2B?

PV Master ships an update every 8 days, and Liakopoulos AEBE B2B fortnightly. Most recently, PV Master was updated on October 23, 2026 and Liakopoulos AEBE B2B 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.*