# Earthquake Mapper vs Sentence Embedding

The clearest difference is device support: Sentence Embedding at 3 against Earthquake Mapper's 1. Sentence Embedding also leads on iOS requirement (15.8.3 vs 18.0). On price, update cadence, 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.

Earthquake Mapper ships an update monthly, Sentence Embedding fortnightly. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Earthquake Mapper | Sentence Embedding |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Size | 4 MB | 36 MB |
| Requires iOS | 18.0 | **15.8.3** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Tietjen](https://appshunter.io/developer/540960700) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## 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


### Sentence Embedding

[App page](https://appshunter.io/ios/app/sentence-embedding/id6673885843)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Earthquake Mapper free?

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

### Is Sentence Embedding free?

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

### Do Earthquake Mapper or Sentence Embedding have ads?

Both Earthquake Mapper and Sentence Embedding show ads.

### Which is updated more often, Earthquake Mapper or Sentence Embedding?

Earthquake Mapper ships an update monthly, and Sentence Embedding fortnightly. Most recently, Earthquake Mapper was updated on September 24, 2026 and Sentence Embedding on September 16, 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.*