# iCheck QR Code vs Viettel Tammi

The clearest difference is update cadence: Viettel Tammi at every 3 days against iCheck QR Code's monthly. Viettel Tammi also leads on chart position (#145 vs unranked). 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.

iCheck QR Code ships an update monthly, Viettel Tammi every 3 days. The most recent releases landed on November 3, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | iCheck QR Code | Viettel Tammi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.4 (321 ratings)](https://appshunter.io/ios/app/viettel-tammi/id6749427319/reviews)** |
| Number of ratings | — | **321** |
| Positive reviews | — | 11.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | — | Free |
| Best chart rank | — | **#145** |
| Size | 68 MB | 439 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iCheck corp](https://appshunter.io/developer/1099227639) | [Viettel Telecom](https://appshunter.io/developer/365850426) |

## What reviewers say

### iCheck QR Code

[App page](https://appshunter.io/ios/app/icheck-qr-code/id1577808589)

**Features:** macOS Compatibility

**In-app purchases:** none


### Viettel Tammi

[App page](https://appshunter.io/ios/app/viettel-tammi/id6749427319)

**Currently charting:** #145 Top Free · Business (US App Store)

This app simplifies daily life by integrating essential services like telecommunications, health, travel, and education. It offers family utilities for bill payments, shopping with exclusive offers, and personalized digital content. Connect with others through its OTT platform for calls, chats, and meetings.

**Highlights:** Smart telecommunications management, Integrated health, travel, and education services, Family utility bill payments, Shopping with exclusive offers, Personalized digital content, OTT calling, chatting, and meeting

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iCheck QR Code free?

iCheck QR Code is free to download, with no in-app purchases.

### Is Viettel Tammi free?

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

### Do iCheck QR Code or Viettel Tammi have ads?

Neither iCheck QR Code nor Viettel Tammi shows ads.

### Which is updated more often, iCheck QR Code or Viettel Tammi?

iCheck QR Code ships an update monthly, and Viettel Tammi every 3 days. Most recently, iCheck QR Code was updated on November 3, 2026 and Viettel Tammi on November 13, 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.*