CooCall vs STN UC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CooCall
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.
- Mobile office extension
- Inbound and outbound calls
- QR code registration
- Enterprise phonebook sync
- Personalized ringtones
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CooCall is a softphone APP dedicated for ZYCOO CooVox series IP phone system. By using CooCall you may bring your office extension wherever you want. No matter in a cafe, airport, and even abroad, you'll never miss any inbound calls from the office phone system. And you may make outbound phone calls using the office phone system as well. Features: Scan QR code to register extension number. Enterprise phonebook and extension list synchronization. Personalized ring tones.
STN UC
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.
- SIP-based softphone
- Wi-Fi or 4G/LTE calls
- Instant messaging
- Push notifications for calls
- Push notifications for messages
- Interworks with PortSIP PBX
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STN-UC is a SIP-based softphone for iPhone that uses Wi-Fi or 4G/LTE connection to make and receive calls and Instant Messages. Interworking with PortSIP PBX, STN-UC support push notification, which allows it receive calls and messages even it was force terminated.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | CooCall | STN UC |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 54 MB |
| Age rating | 17+ | 4+ |
| Developer | ZYCOO CO LTD | PortSIP Solutions, Inc. |
Customer experience
CooCall
STN UC
In-app purchases
CooCall
No in-app purchases
STN UC
No in-app purchases
