# 雷鸟2.0 vs Heimdall

The clearest difference is update cadence: Heimdall at weekly against 雷鸟2.0's every 4 weeks. 雷鸟2.0's advantage is iOS requirement (10.0 vs 15.0). 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.

雷鸟2.0 ships an update every 4 weeks, Heimdall weekly. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | 雷鸟2.0 | Heimdall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Size | 11 MB | 31 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [任远 张](https://appshunter.io/developer/1359583687) | [允恒 张](https://appshunter.io/developer/6790278339) |

## What reviewers say

### 雷鸟2.0

[App page](https://appshunter.io/ios/app/20/id1475439670)

**Features:** macOS Compatibility

**In-app purchases:** none


### Heimdall

[App page](https://appshunter.io/ios/app/heimdall/id6790288679)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 雷鸟2.0 free?

雷鸟2.0 is free to download, with no in-app purchases.

### Is Heimdall free?

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

### Do 雷鸟2.0 or Heimdall have ads?

Neither 雷鸟2.0 nor Heimdall shows ads.

### Which is updated more often, 雷鸟2.0 or Heimdall?

雷鸟2.0 ships an update every 4 weeks, and Heimdall weekly. Most recently, 雷鸟2.0 was updated on October 12, 2026 and Heimdall on September 29, 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.*