# KOSTAL PIKO CI vs Microdyno

The clearest difference is review sentiment: Microdyno at 100% against KOSTAL PIKO CI's 14%. Microdyno also leads on update cadence (monthly vs every 2 months). KOSTAL PIKO CI's advantage is price (Free vs $8.99) and iOS requirement (8.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

KOSTAL PIKO CI is free to download; Microdyno costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

KOSTAL PIKO CI ships an update every 2 months, Microdyno monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | KOSTAL PIKO CI | Microdyno |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| Positive reviews | 14.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 30 MB | 108 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [KOSTAL Solar Electric GmbH](https://appshunter.io/developer/961587700) | [Stefan Hurzlmeier](https://appshunter.io/developer/969804263) |

## 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


### Microdyno

[App page](https://appshunter.io/ios/app/microdyno/id6749821546)

Transform your iPhone into a professional dynamometer. This app uses advanced audio analysis to precisely measure vehicle performance and torque in real-time without expensive hardware. It offers detailed vehicle profiles, weather integration, and professional data visualization.

**Highlights:** Real-time performance measurement (PS, Nm, RPM, speed), Over 100 pre-configured vehicle profiles, Automatic weather data integration for correction, Harmonic editing for cleaner results, Professional data visualization and export, Customizable vehicle profile creation, Measurement history tracking

**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 Microdyno free?

Microdyno costs $8.99, with no in-app purchases.

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

Neither KOSTAL PIKO CI nor Microdyno shows ads.

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

KOSTAL PIKO CI ships an update every 2 months, and Microdyno monthly. Most recently, KOSTAL PIKO CI was updated on November 3, 2026 and Microdyno on October 30, 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.*