# SMA Energy vs KACO NX Setup

The clearest difference is review sentiment: SMA Energy at 29% against KACO NX Setup's 0%. KACO NX Setup's advantage is iOS requirement (12.1 vs 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.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | SMA Energy | KACO NX Setup |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (1.5K ratings)](https://appshunter.io/ios/app/sma-energy/id1476822720/reviews)** | — |
| Number of ratings | **1.5K** | — |
| Positive reviews | **29.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 171 MB | 35 MB |
| Requires iOS | 16.0 | **12.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SMA Solar Technology AG](https://appshunter.io/developer/331869966) | [KACO new energy GmbH](https://appshunter.io/developer/376799826) |

## What reviewers say

### SMA Energy

[App page](https://appshunter.io/ios/app/sma-energy/id1476822720)

Monitor your home energy system and manage energy flows efficiently. Optimize solar power usage, track electricity production and consumption, and control electric vehicle charging. Take control of your personal energy transition.

**Highlights:** Energy system overview, Real-time data visualization, Solar power forecasting, Energy flow optimization, Electric vehicle charging control, Sustainable energy management

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate current generation data
- 👍 Improved app design and visuals
- 💡 Expanded functionality (e-mobility, forecasting)
- 🔋 Reliable performance

**What reviewers complain about**

- 🐛 Frequent app crashes or freezes
- 🕰️ Slow data updates and loading times
- 📊 Limited historical data and analytics
- 🔍 Lack of detailed system information
- 🔌 Incompatibility with older devices/OS

**Reported bugs**

- Incorrect or missing generation data
- Unreliable login and password reset functionality
- Inconsistent app behavior across devices
- Inability to access system logs and diagnostics

**Requested features**

- Ability to customize data views and graphs
- Improved notification and alert system
- Integration with home automation and smart devices
- Support for off-grid and battery-only systems
- Easier system registration and data migration


### KACO NX Setup

[App page](https://appshunter.io/ios/app/kaco-nx-setup/id1578206997)

Configure and energize new inverters quickly and comfortably. This app guides you step-by-step through the commissioning process, allowing you to easily set parameters and update inverter software. Feed power into the grid in minutes.

**Highlights:** Step-by-step commissioning, Wi-Fi inverter connection, Parameter configuration, Inverter software updates, Grid feed-in

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

**In-app purchases:** none


## Frequently asked questions

### Is SMA Energy free?

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

### Is KACO NX Setup free?

KACO NX Setup is free to download, with no in-app purchases.

### Do SMA Energy or KACO NX Setup have ads?

Neither SMA Energy nor KACO NX Setup shows ads.

### Which is updated more often, SMA Energy or KACO NX Setup?

SMA Energy ships an update every 2 months, and KACO NX Setup every 2 months. Most recently, SMA Energy was updated on November 3, 2026 and KACO NX Setup 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.*