# CooCall vs STN UC

The clearest difference is update cadence: CooCall at fortnightly against STN UC's every 2 months. STN UC's advantage is iOS requirement (11.0 vs 13.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

CooCall ships an update fortnightly, STN UC every 2 months. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CooCall | STN UC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/coocall/id1018188405/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | Free |
| Size | 10 MB | 54 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ZYCOO CO LTD](https://appshunter.io/developer/1018188404) | [PortSIP Solutions, Inc.](https://appshunter.io/developer/426903821) |

## What reviewers say

### CooCall

[App page](https://appshunter.io/ios/app/coocall/id1018188405)

This app allows users to take their office phone extension with them anywhere. Make and receive calls using your office system from cafes, airports, or abroad. It synchronizes with your enterprise phonebook and offers personalized ringtones.

**Highlights:** Mobile office extension, Inbound and outbound calls, QR code registration, Enterprise phonebook sync, Personalized ringtones

**Features:** macOS Compatibility

**In-app purchases:** none


### STN UC

[App page](https://appshunter.io/ios/app/stn-uc/id1569753155)

This application functions as a SIP-based softphone, enabling users to make and receive calls and instant messages over Wi-Fi or cellular data. It integrates with a specific PBX system to support push notifications for incoming calls and messages, even when the app is not actively running.

**Highlights:** SIP-based softphone, Wi-Fi or 4G/LTE calls, Instant messaging, Push notifications for calls, Push notifications for messages, Interworks with PortSIP PBX

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CooCall free?

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

### Is STN UC free?

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

### Do CooCall or STN UC have ads?

Neither CooCall nor STN UC shows ads.

### Which is updated more often, CooCall or STN UC?

CooCall ships an update fortnightly, and STN UC every 2 months. Most recently, CooCall was updated on October 19, 2026 and STN UC on October 14, 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.*