# Infidelity ER vs BRF Slätten

The clearest difference is in-app purchases: BRF Slätten at none against Infidelity ER's 1. Infidelity ER's advantage is update cadence (every 2 months vs every 13 months) and iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. Infidelity ER sells 1 in-app purchase, starting at $7.99 per month. BRF Slätten asks for nothing beyond the download.

Infidelity ER ships an update every 2 months, BRF Slätten every 13 months. The most recent releases landed on September 10, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Infidelity ER | BRF Slätten |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 13 months |
| Size | 39 MB | 64 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Relationskonsulten Stockholm AB](https://appshunter.io/developer/1486595564) | [Colix Systems AB](https://appshunter.io/developer/1287246609) |

## What reviewers say

### Infidelity ER

[App page](https://appshunter.io/ios/app/infidelity-er/id1486595565)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ER Infidelity subscription | $7.99 | per month |


### BRF Slätten

[App page](https://appshunter.io/ios/app/brf-slatten/id6443469573)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Infidelity ER free?

Infidelity ER is free to download, with in-app purchases available.

### Is BRF Slätten free?

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

### Do Infidelity ER or BRF Slätten have ads?

Neither Infidelity ER nor BRF Slätten shows ads.

### Which is updated more often, Infidelity ER or BRF Slätten?

Infidelity ER ships an update every 2 months, and BRF Slätten every 13 months. Most recently, Infidelity ER was updated on September 10, 2026 and BRF Slätten on September 28, 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.*