# NAPTIEN C3TEK

> Mobile carrier top-up utility with discounts and promotion alerts. (iPhone/iPad app by C3TEK TRADING SERVICES COMPANY LIMITED.)

- Source: https://appshunter.io/ios/app/naptien-c3tek/id1489476532 (this page in markdown: same URL + `.md`)
- Developer: [C3TEK TRADING SERVICES COMPANY LIMITED](https://appshunter.io/developer/1489476531)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 17+
- Requires: iOS 14.0 · 47 MB
- Languages: American English, Chinese (Simplified, China), Vietnamese
- Released: 2020-06-16
- Data updated: 2026-06-10
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/naptien-c3tek/id1489476532/reviews.md

## What is NAPTIEN C3TEK?

Tiện ích nạp thẻ 3 mạng : Viettel, Mobi, Vina, Vietnamobile
Chia sẽ tài khoản chính 
Chiết khấu cao, Nạp nhanh. 
Thông báo khuyến mãi nhanh . 
An toàn và bảo mật.

Website: www.naptien.shop
Email: cskh@naptien.shop

## Key features

- Top-up for Viettel, Mobi, Vina, Vietnamobile
- Share main account balance
- High discounts
- Fast top-up processing
- Quick promotion notifications
- Secure and safe

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 1 Month | $0.99 | one-time |
| 12 Months | $6.99 | one-time |
| 3 Months | $2.99 | one-time |
| 6 Months | $3.99 | one-time |



## Frequently asked questions about NAPTIEN C3TEK

### What mobile carriers does NAPTIEN C3TEK support?

NAPTIEN C3TEK supports top-ups for Viettel, Mobi, Vina, and Vietnamobile networks, covering the major carriers in Vietnam.

### Does NAPTIEN C3TEK offer discounts on top-ups?

Yes, the app advertises high discounts for mobile top-ups, making it a cost-effective way to add credit to your phone.

### How secure is NAPTIEN C3TEK?

The app emphasizes safety and security in its description, aiming to provide a protected environment for all transactions.

### Can I share my main account balance with NAPTIEN C3TEK?

Yes, NAPTIEN C3TEK allows users to share their main account balance, which can be a useful feature for managing multiple lines or assisting others.

### How often is NAPTIEN C3TEK updated?

The app was last updated on March 3, 2026, indicating a recent update. The latest version is 5.5.

### What devices are compatible with NAPTIEN C3TEK?

NAPTIEN C3TEK is compatible with iPhones, iPads, and iPods, as indicated by its supported devices list.

### What is the age rating for NAPTIEN C3TEK?

NAPTIEN C3TEK has an age rating of 17+, suggesting it may contain content or features suitable for mature audiences.

### Does NAPTIEN C3TEK have ads?

Based on the provided data, NAPTIEN C3TEK does not have advertisements.

## Version history (last 5 releases)

### 5.5 — 2026-03-03

- Sửa chiết khấu cho từng mệnh giá. 
- Thêm widget local.
- Tạm thời bỏ các dịch vụ không dùng,
- Thêm đổi font chữ lớn, nhỏ.

### 5.4 — 2025-08-11

Cập nhật và sửa lỗi ứng dụng.

### 5.3 — 2024-07-22

Cập nhật và sửa lỗi ứng dụng.

### 5.2 — 2024-01-29

+ Fix lỗi ứng dụng và cải thiện hiệu năng.
+ Cập nhật tuỳ chọn thông báo cho từng cá nhân.

### 5.1 — 2024-01-10

Ứng dụng NAPTIEN version 5.1 bổ sung các tính năng mới: 
+ Hiển thị tiến trình theo số tiền trong Lịch Sử Giao Dịch. 
+ Bảng Xếp Hạng bổ sung thông tin. 
+ Thay LOGO hoa đào đón Tết.
+ Sửa lỗi & cải thiện hiệu năng.

## Apps similar to NAPTIEN C3TEK

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [智慧工地管理系统](https://appshunter.io/ios/app/id1447844000) | — | Free | Utilities |
| [Pvm2Evo](https://appshunter.io/ios/app/pvm2evo/id1434962580) | — | Free | Utilities |
| [懒人驾考](https://appshunter.io/ios/app/id1448464120) | — | Free | Utilities |
| [益电宝-数据改变未来](https://appshunter.io/ios/app/id1434796500) | — | Free | Utilities |
| [Alarm serviser](https://appshunter.io/ios/app/alarm-serviser/id1438111440) | — | Free | Utilities |
| [盟帝亞電梯](https://appshunter.io/ios/app/id1435025340) | — | Free | Utilities |

## More apps by C3TEK TRADING SERVICES COMPANY LIMITED

- [Quan Ly Nha](https://appshunter.io/ios/app/quan-ly-nha/id1546483368)
- [Cafe Sáng](https://appshunter.io/ios/app/cafe-sang/id6443679632)
- [Doi The Cao Online](https://appshunter.io/ios/app/doi-the-cao-online/id6474298135)
- [SacNhanh XeDien](https://appshunter.io/ios/app/sacnhanh-xedien/id6740479242)

All apps by C3TEK TRADING SERVICES COMPANY LIMITED: https://appshunter.io/developer/1489476531

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*