# Sismologia vs e

The clearest difference is rating: e at 5.0 against Sismologia's 4.0. e also leads on in-app purchases (none vs 3) and ads (none vs shown). Sismologia's advantage is update cadence (every 6 days vs every 2 weeks) and ratings volume (5 vs 1). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Sismologia sells 3 in-app purchases, starting at $0.49 per month. e asks for nothing beyond the download.

e holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Sismologia has 5 ratings behind it against 1, so its average is the more settled of the two.

Sismologia ships an update every 6 days, e every 2 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sismologia | e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (5 ratings)](https://appshunter.io/ios/app/sismologia/id956882202/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-motum/id1638685360/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | — | 8.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 327 MB | 58 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Birdie](https://appshunter.io/developer/501577796) | [E-MOTUM](https://appshunter.io/developer/1638685362) |

## What reviewers say

### Sismologia

[App page](https://appshunter.io/ios/app/sismologia/id956882202)

Get instant, reliable information on the latest earthquakes and tremors worldwide. Receive real-time seismic data from multiple official sources and get immediate notifications for events near your location without needing to keep the app open.

**Highlights:** Real-time seismic data, Multiple official sources, Instant earthquake notifications, Location-based alerts, Ad-free subscription option

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.49 | per month |
| Sismología Pro | $1.99 | per month |
| Sismología Pro | $11.99 | per year |


### e

[App page](https://appshunter.io/ios/app/e-motum/id1638685360)

Find and manage electric vehicle charging stations. View real-time availability, start/stop sessions via QR code or manually, and monitor charging progress. Pay securely with a credit card and review your charging history.

**Highlights:** Real-time charging station availability, QR code or manual session start/stop, Live charging session monitoring, Credit card payment processing, Charging history and statistics, Electric vehicle registration

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

**In-app purchases:** none


## Frequently asked questions

### Is Sismologia free?

Sismologia is free to download, with in-app purchases available.

### Is e free?

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

### Which has better reviews, Sismologia or e?

e is rated higher. Sismologia averages 4.0 out of 5 from 5 ratings, while e averages 5.0 from 1 ratings.

### Do Sismologia or e have ads?

Sismologia shows ads; e does not.

### Which is updated more often, Sismologia or e?

Sismologia ships an update every 6 days, and e every 2 weeks. Most recently, Sismologia was updated on November 1, 2026 and e on October 30, 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.*