---
title: "OnCallCX UC - Reviews, Revenue and Downloads in Vietnam | Apple App Store"
description: "OnCallCX UC is a complimentary internet telephony softphone that allows you to make and receive calls directly on your smartphone. It connects to a central communications platform and supports VoIP ca"
---

# OnCallCX UC — Vietnam

![OnCallCX UC App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/3c/be/f9/3cbef9b2-83de-3c72-b1e2-d9d4f4c4d413/AppIcon-0-0-1x_U007emarketing-0-8-85-220.png/434x0w.png)

**Developer:** [FPT International Telecom Company](https://apptail.io/developer/fpt-international-telecom-company-AXHb)
**Category:** Utilities
**Rating:** 3.0/5 (4 ratings)
**Price:** Free
**Bundle ID:** com.fti.oncallcxuc.ios
**Store:** Apple App Store
**Country:** Vietnam
**Version:** 1.5 (released 2026-09-15)
**Original Release:** 2025-10-07
**Languages:** English, Arabic, Bulgarian, Czech, Danish, Dutch, French, German, Hebrew (modern), Hungarian, Indonesian, Italian, Japanese, Korean, Persian, Polish, Portuguese, Russian, Chinese, Slovak, Spanish, Swedish, Thai, Turkish, Vietnamese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/vn/app/app/id6753064133)
**AppTail Page:** [https://apptail.io/app/oncallcx-uc-VtWw/vietnam](https://apptail.io/app/oncallcx-uc-VtWw/vietnam)

## OnCallCX UC Description
OnCallCX UC is a complimentary internet telephony softphone that allows you to make and receive calls directly on your smartphone. It connects to a central communications platform and supports VoIP calls over both mobile data and Wi-Fi networks. The app also uses narrowband codecs to optimize bandwidth usage.

## OnCallCX UC Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/bf/ac/82/bfac82df-a2fa-3720-a9fe-77436e68d14e/01.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f3/d3/0a/f3d30ad2-05fb-b9df-10b3-1bade7c33cc4/02.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/84/27/52/8427527d-8674-aa1d-ae7b-e14e5b197978/03.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/98/44/b4/9844b4a4-f7a5-b375-7319-31aa6fa761d5/04.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e1/34/73/e13473ec-c8af-e2ea-c69d-e8af18ccaa23/05.png/1242x2688.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/1a/cf/d1/1acfd164-31dd-53fa-ab15-09982472faa7/06.png/1242x2688.png)

## OnCallCX UC Rating Breakdown in Vietnam
- 5 stars: 2 (50%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 2 (50%)






## OnCallCX UC Available In
- [Vietnam](https://apptail.io/app/oncallcx-uc-VtWw/vietnam)
- [Kuwait](https://apptail.io/app/oncallcx-uc-VtWw/kuwait)
- [United States](https://apptail.io/app/oncallcx-uc-VtWw/united-states)
- [South Africa](https://apptail.io/app/oncallcx-uc-VtWw/south-africa)

---

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