# Fimpl vs Solar Check Production

The clearest difference is price: Fimpl at Free against Solar Check Production's $2.99. Solar Check Production's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 4 months). On in-app purchases and iOS requirement there is nothing between them.

Fimpl is free to download; Solar Check Production costs $2.99 up front. Fimpl sells 3 one-off in-app purchases and Solar Check Production sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Fimpl ships an update every 4 months, Solar Check Production every 2 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Fimpl | Solar Check Production |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 20 MB | 8 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Zielinski](https://appshunter.io/developer/921365382) | [Andreas Huth](https://appshunter.io/developer/1480447601) |

## What reviewers say

### Fimpl

[App page](https://appshunter.io/ios/app/fimpl/id921365383)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kl. Bier | $0.99 | one-time |
| Gr. Bier | $2.99 | one-time |
| Kiste Bier | $19.99 | one-time |


### Solar Check Production

[App page](https://appshunter.io/ios/app/solar-check-production/id6443956312)

Visualize your solar system's production data with home and lock screen widgets. This app integrates with the SOLARMAN Smart platform, requiring only your existing login credentials. It's designed for users of compatible solar systems to easily monitor performance.

**Highlights:** Home screen widgets, Lock screen widgets, Apple Watch integration, SOLARMAN Smart platform compatibility, Uses existing SOLARMAN Smart login

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MQTT data usage | $8.99 | one-time |
| Inverter data | $8.99 | one-time |


## Frequently asked questions

### Is Fimpl free?

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

### Is Solar Check Production free?

Solar Check Production costs $2.99, and also offers in-app purchases.

### Do Fimpl or Solar Check Production have ads?

Fimpl shows ads; Solar Check Production does not.

### Which is updated more often, Fimpl or Solar Check Production?

Fimpl ships an update every 4 months, and Solar Check Production every 2 weeks. Most recently, Fimpl was updated on November 1, 2026 and Solar Check Production on November 3, 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.*