# Thunder Distance vs ILDN

The clearest difference is update cadence: Thunder Distance at every 2 weeks against ILDN's every 3 months. Thunder Distance also leads on iOS requirement (7.0 vs 12.0). 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.

Thunder Distance ships an update every 2 weeks, ILDN every 3 months. The most recent releases landed on October 7, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Thunder Distance | ILDN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 17 MB | 34 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Max Kievits](https://appshunter.io/developer/1462961534) | [VIA VITAE SOLUTIONS](https://appshunter.io/developer/1783095282) |

## What reviewers say

### Thunder Distance

[App page](https://appshunter.io/ios/app/thunder-distance/id912135999)

**Features:** Apple Watch app

**In-app purchases:** none


### ILDN

[App page](https://appshunter.io/ios/app/ildn-lightning-detection/id6741767093)

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

**In-app purchases:** none


## Frequently asked questions

### Is Thunder Distance free?

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

### Is ILDN free?

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

### Do Thunder Distance or ILDN have ads?

Neither Thunder Distance nor ILDN shows ads.

### Which is updated more often, Thunder Distance or ILDN?

Thunder Distance ships an update every 2 weeks, and ILDN every 3 months. Most recently, Thunder Distance was updated on October 7, 2026 and ILDN on October 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.*