# Earthquake Mapper vs Leb Alerts

The clearest difference is ads: Leb Alerts at none against Earthquake Mapper's shown. Leb Alerts also leads on iOS requirement (15.1 vs 18.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 4 weeks. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Earthquake Mapper | Leb Alerts |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | Every 4 weeks |
| Size | 4 MB | 50 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Tietjen](https://appshunter.io/developer/540960700) | [CNRS-L](https://appshunter.io/developer/1742141003) |

## What reviewers say

### Earthquake Mapper

[App page](https://appshunter.io/ios/app/earthquake-mapper/id1507958934)

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

**In-app purchases:** none


### Leb Alerts

[App page](https://appshunter.io/ios/app/leb-alerts/id6499011579)

**In-app purchases:** none


## Frequently asked questions

### Is Earthquake Mapper free?

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

### Is Leb Alerts free?

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

### Do Earthquake Mapper or Leb Alerts have ads?

Earthquake Mapper shows ads; Leb Alerts does not.

### Which is updated more often, Earthquake Mapper or Leb Alerts?

Earthquake Mapper ships an update every 4 weeks, and Leb Alerts every 4 weeks. Most recently, Earthquake Mapper was updated on October 25, 2026 and Leb Alerts on October 15, 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.*