# 나온콜 vs CAS Catalog

The clearest difference is update cadence: CAS Catalog at fortnightly against 나온콜's every 2 months. 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.

나온콜 ships an update every 2 months, CAS Catalog fortnightly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 나온콜 | CAS Catalog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 24 MB | 10 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naonsoft](https://appshunter.io/developer/438163829) | [CASHealth](https://appshunter.io/developer/976488437) |

## What reviewers say

### 나온콜

[App page](https://appshunter.io/ios/app/naon-call/id1573668186)

This service integrates with groupware to provide essential phone call features. It offers caller ID, call scheduling, and web-based calling, displaying caller information without saving contacts.

**Highlights:** Caller ID and contact information display, Call scheduling for follow-up calls, Web-based calling and SMS sending, Integration with groupware contacts and organization charts, Biometric and password authentication

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

**In-app purchases:** none


### CAS Catalog

[App page](https://appshunter.io/ios/app/cas-catalog/id6756562788)

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

**In-app purchases:** none


## Frequently asked questions

### Is 나온콜 free?

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

### Is CAS Catalog free?

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

### Do 나온콜 or CAS Catalog have ads?

Neither 나온콜 nor CAS Catalog shows ads.

### Which is updated more often, 나온콜 or CAS Catalog?

나온콜 ships an update every 2 months, and CAS Catalog fortnightly. Most recently, 나온콜 was updated on November 3, 2026 and CAS Catalog 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.*