# Thunder vs Birga

The clearest difference is update cadence: Birga at every 4 days against Thunder's every 2 weeks. Thunder's advantage is iOS requirement (13.0 vs 15.1). 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.

Thunder ships an update every 2 weeks, Birga every 4 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Thunder | Birga |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 159 MB | 65 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Wuhan Huakexunce Technology Co., Ltd.](https://appshunter.io/developer/938573719) | [Fazliddin Rasulov](https://appshunter.io/developer/1824377852) |

## What reviewers say

### Thunder

[App page](https://appshunter.io/ios/app/thunder-go/id6504568040)

**In-app purchases:** none


### Birga

[App page](https://appshunter.io/ios/app/birga/id6779130167)

**In-app purchases:** none


## Frequently asked questions

### Is Thunder free?

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

### Is Birga free?

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

### Do Thunder or Birga have ads?

Neither Thunder nor Birga shows ads.

### Which is updated more often, Thunder or Birga?

Thunder ships an update every 2 weeks, and Birga every 4 days. Most recently, Thunder was updated on October 4, 2026 and Birga on October 7, 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.*