# GEALAN inside vs HeyBM

The clearest difference is update cadence: GEALAN inside at fortnightly against HeyBM'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.

GEALAN inside ships an update fortnightly, HeyBM every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | GEALAN inside | HeyBM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Size | 85 MB | 84 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GEALAN Fenster-Systeme GmbH](https://appshunter.io/developer/1422592827) | [BASF Digital Solutions GmbH](https://appshunter.io/developer/1482373796) |

## What reviewers say

### GEALAN inside

[App page](https://appshunter.io/ios/app/gealan-inside/id6446591821)

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

**In-app purchases:** none


### HeyBM

[App page](https://appshunter.io/ios/app/heybm-basf-battery-materials/id6739425417)

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

**In-app purchases:** none


## Frequently asked questions

### Is GEALAN inside free?

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

### Is HeyBM free?

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

### Do GEALAN inside or HeyBM have ads?

Neither GEALAN inside nor HeyBM shows ads.

### Which is updated more often, GEALAN inside or HeyBM?

GEALAN inside ships an update fortnightly, and HeyBM every 4 months. Most recently, GEALAN inside was updated on October 24, 2026 and HeyBM 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.*