# KOSTAL PIKO CI vs FoxSwitch

The clearest difference is review sentiment: FoxSwitch at 30% against KOSTAL PIKO CI's 14%. KOSTAL PIKO CI's advantage is iOS requirement (8.0 vs 15.6). 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.

KOSTAL PIKO CI ships an update every 2 months, FoxSwitch every 6 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KOSTAL PIKO CI | FoxSwitch |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | **30.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 30 MB | 106 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [KOSTAL Solar Electric GmbH](https://appshunter.io/developer/961587700) | [Foxess Co., Ltd](https://appshunter.io/developer/1512581977) |

## What reviewers say

### KOSTAL PIKO CI

[App page](https://appshunter.io/ios/app/kostal-piko-ci/id1541448829)

This app allows for the commissioning and configuration of PIKO CI series inverters. It also provides the ability to view real-time performance data of connected devices and update firmware.

**Highlights:** Commission PIKO CI inverters, Configure system-specific functions, View current performance data, Update inverter firmware, Manage network and WLAN settings, Connect Solar Portal

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

**In-app purchases:** none


### FoxSwitch

[App page](https://appshunter.io/ios/app/foxswitch/id6479725033)

This application allows remote wireless interaction with chargers. Users can monitor charger status and retrieve detailed information from a distance.

**Highlights:** Remote charger interaction, Wireless control, Obtain charger status, Retrieve charger information

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

**In-app purchases:** none


## Frequently asked questions

### Is KOSTAL PIKO CI free?

KOSTAL PIKO CI is free to download, with no in-app purchases.

### Is FoxSwitch free?

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

### Do KOSTAL PIKO CI or FoxSwitch have ads?

Neither KOSTAL PIKO CI nor FoxSwitch shows ads.

### Which is updated more often, KOSTAL PIKO CI or FoxSwitch?

KOSTAL PIKO CI ships an update every 2 months, and FoxSwitch every 6 weeks. Most recently, KOSTAL PIKO CI was updated on October 23, 2026 and FoxSwitch on October 24, 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.*