# Sismologia vs tripp

The clearest difference is in-app purchases: tripp at none against Sismologia's 3. tripp also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). Sismologia's advantage is update cadence (every 6 days vs every 5 weeks). On price and device support there is nothing between them.

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

Sismologia ships an update every 6 days, tripp every 5 weeks. The most recent releases landed on November 6, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sismologia | tripp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/sismologia/id956882202/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 329 MB | 26 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Birdie](https://appshunter.io/developer/501577796) | [Gama Leasing Operativo SPA](https://appshunter.io/developer/1601317481) |

## What reviewers say

### Sismologia

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

Stay informed about seismic activity with real-time earthquake reports from multiple official agencies. Receive push notifications for quakes near you and utilize free family alerts to check on loved ones after an event. View interactive maps and community comments.

**Highlights:** Real-time earthquake notifications, Family alerts for loved ones, Interactive earthquake map, Community comments on quakes, Filter by agency, magnitude, and distance, Lock Screen and Dynamic Island integration

**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 |


### tripp

[App page](https://appshunter.io/ios/app/tripp/id1601317479)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sismologia free?

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

### Is tripp free?

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

### Do Sismologia or tripp have ads?

Sismologia shows ads; tripp does not.

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

Sismologia ships an update every 6 days, and tripp every 5 weeks. Most recently, Sismologia was updated on November 6, 2026 and tripp on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*