# Zelfstroom vs SolarDashboard

The clearest difference is in-app purchases: Zelfstroom at none against SolarDashboard's 1. Zelfstroom also leads on iOS requirement (15.0 vs 17.0). SolarDashboard's advantage is update cadence (every 8 days vs every 4 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. SolarDashboard sells 1 in-app purchase, starting at $1.99 per month. Zelfstroom asks for nothing beyond the download.

Zelfstroom ships an update every 4 months, SolarDashboard every 8 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Zelfstroom | SolarDashboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (32 ratings)](https://appshunter.io/ios/app/solardashboard/id1446793167/reviews)** |
| Number of ratings | — | **32** |
| Positive reviews | — | 60.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | — | Freemium |
| Size | 37 MB | 67 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Zelfstroom B.V.](https://appshunter.io/developer/1434052166) | [TAPWORK GmbH](https://appshunter.io/developer/319575727) |

## What reviewers say

### Zelfstroom

[App page](https://appshunter.io/ios/app/zelfstroom/id1434052167)

**Features:** macOS Compatibility

**In-app purchases:** none


### SolarDashboard

[App page](https://appshunter.io/ios/app/solardashboard/id1446793167)

Monitor your solar system's live performance, forecast future energy production, and optimize energy usage. Automatically charge EVs, heat water, and power smart home devices with your own green energy.

**Highlights:** Live solar production and consumption monitoring, Daily and weekly solar production forecasts, Automatic EV charging with solar surplus, Smart home device control with solar power, Hot water heating optimization, Detailed energy insights and savings reports, Apple Watch complications and widgets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |


## Frequently asked questions

### Is Zelfstroom free?

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

### Is SolarDashboard free?

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

### Do Zelfstroom or SolarDashboard have ads?

Neither Zelfstroom nor SolarDashboard shows ads.

### Which is updated more often, Zelfstroom or SolarDashboard?

Zelfstroom ships an update every 4 months, and SolarDashboard every 8 days. Most recently, Zelfstroom was updated on November 2, 2026 and SolarDashboard on November 6, 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.*