# Karellen vs BÍN

The clearest difference is update cadence: BÍN at weekly against Karellen's every 2 months. BÍN also leads on iOS requirement (13.4 vs 15.1). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Karellen ships an update every 2 months, BÍN weekly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Karellen | BÍN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bin-kjarninn/id6449151840/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 35 MB | 15 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [InfoMentor P.O.D.B AB](https://appshunter.io/developer/1791734933) | [William Stewart](https://appshunter.io/developer/1675517818) |

## What reviewers say

### Karellen

[App page](https://appshunter.io/ios/app/karellen/id965769425)

This app facilitates communication between preschools and parents. Parents can view their child's schedule, menu, and photos, while teachers can manage attendance, send messages, and share pictures. It requires login credentials from a participating preschool.

**Highlights:** View weekly menu, Access school calendar, Receive child's photos, Mark child absent/sick, Send direct messages, Track school attendance

**In-app purchases:** none


### BÍN

[App page](https://appshunter.io/ios/app/bin-kjarninn/id6449151840)

Access detailed inflectional forms for Icelandic words. This app utilizes the BÍN-core database API to provide comprehensive grammatical information for Icelandic vocabulary.

**Highlights:** Icelandic word inflection retrieval, Access to BÍN-core database, Grammatical information for vocabulary, Utilizes published API

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Karellen free?

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

### Is BÍN free?

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

### Do Karellen or BÍN have ads?

Neither Karellen nor BÍN shows ads.

### Which is updated more often, Karellen or BÍN?

Karellen ships an update every 2 months, and BÍN weekly. Most recently, Karellen was updated on November 1, 2026 and BÍN on November 3, 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.*