# Feliz cumple! vs Sismos

The clearest difference is update cadence: Sismos at every 4 days against Feliz cumple!'s every 6 weeks. Feliz cumple!'s advantage is iOS requirement (15.0 vs 18.0). 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.

Feliz cumple! ships an update every 6 weeks, Sismos every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Feliz cumple! | Sismos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sismos/id6802062804/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 2 MB | 12 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Cristian Ramirez](https://appshunter.io/developer/1743890397) | [Axel Silva Martinez](https://appshunter.io/developer/6802062806) |

## What reviewers say

### Feliz cumple!

[App page](https://appshunter.io/ios/app/feliz-cumple/id6780267443)

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

**In-app purchases:** none


### Sismos

[App page](https://appshunter.io/ios/app/sismos/id6802062804)

Stay informed about recent seismic events in Chile with real-time data. Check magnitude, location, and depth, and receive custom alerts for significant tremors. Integrates with Siri and Apple Watch for convenient access.

**Highlights:** Real-time seismic event data, Magnitude, location, and depth details, Epicenter visualization on Apple Maps, Optional location-based distance calculation, Customizable seismic alerts, Siri and Apple Intelligence integration, Apple Watch companion app

**Features:** macOS Compatibility, Apple Watch app, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Feliz cumple! free?

Feliz cumple! is free to download, with no in-app purchases.

### Is Sismos free?

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

### Do Feliz cumple! or Sismos have ads?

Neither Feliz cumple! nor Sismos shows ads.

### Which is updated more often, Feliz cumple! or Sismos?

Feliz cumple! ships an update every 6 weeks, and Sismos every 4 days. Most recently, Feliz cumple! was updated on October 31, 2026 and Sismos on October 31, 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.*