# PV Calculator Lite Version vs FactoryIQ

The clearest difference is iOS requirement: PV Calculator Lite Version at 13.4 against FactoryIQ's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

PV Calculator Lite Version ships an update every 10 days, FactoryIQ fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PV Calculator Lite Version | FactoryIQ |
| --- | --- | --- |
| 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 | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free | — |
| Size | 38 MB | 110 MB |
| Requires iOS | **13.4** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sven Schwertner](https://appshunter.io/developer/1700478261) | [CKE Manufacturing PTE LTD](https://appshunter.io/developer/1811930434) |

## What reviewers say

### 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


### FactoryIQ

[App page](https://appshunter.io/ios/app/factoryiq/id6745380739)

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

**In-app purchases:** none


## Frequently asked questions

### Is PV Calculator Lite Version free?

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

### Is FactoryIQ free?

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

### Do PV Calculator Lite Version or FactoryIQ have ads?

Neither PV Calculator Lite Version nor FactoryIQ shows ads.

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

PV Calculator Lite Version ships an update every 10 days, and FactoryIQ fortnightly. Most recently, PV Calculator Lite Version was updated on October 24, 2026 and FactoryIQ on October 25, 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.*