# SEMM vs Heiko

The clearest difference is update cadence: Heiko at every 5 days against SEMM's every 4 months. 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.

SEMM ships an update every 4 months, Heiko every 5 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SEMM | Heiko |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Size | 94 MB | 77 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [SEMM](https://appshunter.io/developer/1460144548) | [Carlos Molano](https://appshunter.io/developer/1071651970) |

## What reviewers say

### SEMM

[App page](https://appshunter.io/ios/app/semm/id1460144549)

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

**In-app purchases:** none


### Heiko

[App page](https://appshunter.io/ios/app/heiko/id6775533333)

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

**In-app purchases:** none


## Frequently asked questions

### Is SEMM free?

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

### Is Heiko free?

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

### Do SEMM or Heiko have ads?

Neither SEMM nor Heiko shows ads.

### Which is updated more often, SEMM or Heiko?

SEMM ships an update every 4 months, and Heiko every 5 days. Most recently, SEMM was updated on October 26, 2026 and Heiko 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.*