# Smartha App vs PV Calculator Lite Version

The clearest difference is in-app purchases: PV Calculator Lite Version at none against Smartha App's 1. PV Calculator Lite Version also leads on update cadence (every 10 days vs every 2 months) and review sentiment (100% vs 85%). On price, ads and device support there is nothing between them.

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

Smartha App ships an update every 2 months, PV Calculator Lite Version every 10 days. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smartha App | PV Calculator Lite Version |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pv-calculator-lite-version/id6459019012/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 85.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 234 MB | 38 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EASY SmartHome GmbH](https://appshunter.io/developer/986272099) | [Sven Schwertner](https://appshunter.io/developer/1700478261) |

## What reviewers say

### Smartha App

[App page](https://appshunter.io/ios/app/smartha-app/id1289744036)

Unify control of diverse smart home systems from a single application. Manage devices, view real-time data, and create custom layouts and routines for a personalized smart home experience. Supports multiple gateways and offers push notifications for alerts.

**Highlights:** Control multiple smart home systems, Real-time device data, Groundplan status display, Geofencing capabilities, Customizable views and designs, Routine creation and execution, Push notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $22.99 | one-time |


### PV Calculator Lite Version

[App page](https://appshunter.io/ios/app/pv-calculator-lite-version/id6459019012)

Estimate the potential of solar energy generation at your location. This tool offers detailed calculations for electricity fed into the grid, purchased electricity, annual savings, and payback time. It features site-specific solar irradiance and hourly resolution for accurate production and storage planning.

**Highlights:** Calculate electricity fed into grid and purchased, Estimate annual savings and payback time, Site-specific solar irradiance data, Hourly resolution for production and storage, Define PV modules, inverters, and load profiles, Automatic optimal orientation determination, Roof area measurement and panel positioning

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

**In-app purchases:** none


## Frequently asked questions

### Is Smartha App free?

Smartha App is free to download, with in-app purchases available.

### Is PV Calculator Lite Version free?

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

### Do Smartha App or PV Calculator Lite Version have ads?

Neither Smartha App nor PV Calculator Lite Version shows ads.

### Which is updated more often, Smartha App or PV Calculator Lite Version?

Smartha App ships an update every 2 months, and PV Calculator Lite Version every 10 days. Most recently, Smartha App was updated on October 6, 2026 and PV Calculator Lite Version on October 24, 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.*