# kölbi+ vs RSN

The clearest difference is rating: kölbi+ at 4.0 against RSN's 3.4. kölbi+ also leads on review sentiment (60% vs 27%). RSN's advantage is update cadence (every 2 months vs every 40 months) and ratings volume (52 vs 7). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

kölbi+ holds the better App Store score, 4.0 against 3.4. That said, the two scores are not equally well evidenced: RSN has 52 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 60% of kölbi+'s written reviews are positive against 27% of RSN's.

kölbi+ ships an update every 40 months, RSN every 2 months. The most recent releases landed on June 4, 2026 and August 7, 2026 respectively.

## The numbers

| Metric | kölbi+ | RSN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (7 ratings)](https://appshunter.io/ios/app/kolbi-plus/id610059339/reviews)** | [3.4 (52 ratings)](https://appshunter.io/ios/app/rsn/id957903066/reviews) |
| Number of ratings | 7 | **52** |
| Positive reviews | **60.0% of reviews** | 26.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 10 MB | 58 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INSTITUTO COSTARRICENSE DE ELECTRICIDAD](https://appshunter.io/developer/610059342) | [Universidad de Costa Rica](https://appshunter.io/developer/1239504636) |

## What reviewers say

### kölbi+

[App page](https://appshunter.io/ios/app/kolbi-plus/id610059339)

Access real-time public transport schedules for over 4,000 bus routes across Costa Rica. Discover detailed information on government office hours, train and ferry times, and flight arrivals/departures. Explore local events, concerts, and cultural activities for family entertainment.

**Highlights:** Bus route schedules, Government office hours, Train and ferry times, Flight information, Event and cultural listings, Cinema and theater schedules

**Features:** macOS Compatibility

**In-app purchases:** none


### RSN

[App page](https://appshunter.io/ios/app/rsn/id957903066)

Report seismic activity across Costa Rica and receive relevant earthquake notifications. View earthquake reports on a map and access detailed information about registered seismic events.

**Highlights:** Report felt earthquakes, Receive earthquake notifications, View earthquake reports on a map, Access detailed seismic event information, Map of epicenter locations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is kölbi+ free?

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

### Is RSN free?

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

### Which has better reviews, kölbi+ or RSN?

kölbi+ is rated higher. kölbi+ averages 4.0 out of 5 from 7 ratings, while RSN averages 3.4 from 52 ratings.

### Do kölbi+ or RSN have ads?

Neither kölbi+ nor RSN shows ads.

### Which is updated more often, kölbi+ or RSN?

kölbi+ ships an update every 40 months, and RSN every 2 months. Most recently, kölbi+ was updated on June 4, 2026 and RSN on August 7, 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.*