# Zonneplan | Energie vs Isala Lab

The clearest difference is update cadence: Zonneplan | Energie at weekly against Isala Lab's every 2 months. Isala Lab's advantage is iOS requirement (11.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

Zonneplan | Energie ships an update weekly, Isala Lab every 2 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Zonneplan | Energie | Isala Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/zonneplan-energie/id1466984029/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free | — |
| Size | 81 MB | 5 MB |
| Requires iOS | 16.4 | **11.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zonneplan B.V.](https://appshunter.io/developer/1073137907) | [Stichting Isala klinieken](https://appshunter.io/developer/1104301886) |

## What reviewers say

### Zonneplan | Energie

[App page](https://appshunter.io/ios/app/zonneplan-energie/id1466984029)

Monitor your home energy system in real-time. Track solar panel production, battery storage, EV charging, and dynamic energy contracts all in one place. Gain insights into consumption, costs, and earnings to manage your energy usage smarter.

**Highlights:** Live energy consumption insights, Solar panel production tracking, Home battery status monitoring, EV charging session management, Dynamic energy contract overview, Financial overview of energy costs and earnings

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

**In-app purchases:** none


### Isala Lab

[App page](https://appshunter.io/ios/app/isala-lab/id1484350034)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zonneplan | Energie free?

Zonneplan | Energie is free to download, with no in-app purchases.

### Is Isala Lab free?

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

### Do Zonneplan | Energie or Isala Lab have ads?

Neither Zonneplan | Energie nor Isala Lab shows ads.

### Which is updated more often, Zonneplan | Energie or Isala Lab?

Zonneplan | Energie ships an update weekly, and Isala Lab every 2 months. Most recently, Zonneplan | Energie was updated on November 3, 2026 and Isala Lab on November 7, 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.*