# I vs ALPENHEAT

The clearest difference is update cadence: ALPENHEAT at every 2 months against I's every 4 months. ALPENHEAT also leads on iOS requirement (12.0 vs 14.1). 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.

I ships an update every 4 months, ALPENHEAT every 2 months. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | I | ALPENHEAT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 53 MB | 36 MB |
| Requires iOS | 14.1 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Uros Pirc](https://appshunter.io/developer/1565572910) | [Alpenheat Produktions- und Handels GmbH](https://appshunter.io/developer/1708202462) |

## What reviewers say

### I

[App page](https://appshunter.io/ios/app/i-trophy/id1565572908)

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

**In-app purchases:** none


### ALPENHEAT

[App page](https://appshunter.io/ios/app/alpenheat/id6450163390)

Control and monitor ALPENHEAT products like heated insoles and clothing. Adjust heating levels, check battery status, and manage multiple devices. Offers language and contact settings for a personalized experience.

**Highlights:** Bluetooth device connection, Adjustable heating levels, Individual insole heating control, Battery charging indicator, Device naming, Language settings, Contact information access

**In-app purchases:** none


## Frequently asked questions

### Is I free?

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

### Is ALPENHEAT free?

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

### Do I or ALPENHEAT have ads?

Neither I nor ALPENHEAT shows ads.

### Which is updated more often, I or ALPENHEAT?

I ships an update every 4 months, and ALPENHEAT every 2 months. Most recently, I was updated on September 19, 2026 and ALPENHEAT on June 1, 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.*