# PV Calculator. vs Solmeus

The clearest difference is in-app purchases: Solmeus at none against PV Calculator.'s 1. PV Calculator.'s advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. PV Calculator. sells 1 one-off in-app purchase. Solmeus asks for nothing beyond the download.

PV Calculator. ships an update every 7 months, Solmeus every 4 months. The most recent releases landed on October 17, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PV Calculator. | Solmeus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pv-calculator/id6758427564/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 28 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) | [Solebo LTD](https://appshunter.io/developer/1788368371) |

## What reviewers say

### PV Calculator.

[App page](https://appshunter.io/ios/app/pv-calculator/id6758427564)

This tool simplifies solar photovoltaic system design and analysis for professionals and students. It offers a comprehensive Energy Hub with multiple calculators, providing instant results, visual charts, and clear insights for efficient PV system planning and optimization.

**Highlights:** Energy Hub with multiple solar calculators, Calculate solar panel power output, Analyze energy generation (daily, monthly, yearly), Design solar array size, Calculate system voltage and configuration, Instant calculation results, Visual charts and performance summaries

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


### Solmeus

[App page](https://appshunter.io/ios/app/solmeus/id6777468451)

**In-app purchases:** none


## Frequently asked questions

### Is PV Calculator. free?

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

### Is Solmeus free?

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

### Do PV Calculator. or Solmeus have ads?

Neither PV Calculator. nor Solmeus shows ads.

### Which is updated more often, PV Calculator. or Solmeus?

PV Calculator. ships an update every 7 months, and Solmeus every 4 months. Most recently, PV Calculator. was updated on October 17, 2026 and Solmeus on October 28, 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.*