# Brel Solar vs Adlar

The clearest difference is update cadence: Adlar at every 10 days against Brel Solar's every 2 months. Brel Solar's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.4). On price, 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.

Brel Solar ships an update every 2 months, Adlar every 10 days. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Brel Solar | Adlar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 24 MB | 61 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BREL NEDERLAND BV](https://appshunter.io/developer/1463935129) | [Adlar Castra](https://appshunter.io/developer/1844618360) |

## What reviewers say

### Brel Solar

[App page](https://appshunter.io/ios/app/brel-solar/id1592067034)

**Features:** macOS Compatibility

**In-app purchases:** none


### Adlar

[App page](https://appshunter.io/ios/app/adlar/id6753714742)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brel Solar free?

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

### Is Adlar free?

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

### Do Brel Solar or Adlar have ads?

Neither Brel Solar nor Adlar shows ads.

### Which is updated more often, Brel Solar or Adlar?

Brel Solar ships an update every 2 months, and Adlar every 10 days. Most recently, Brel Solar was updated on October 4, 2026 and Adlar on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*