# Viettel vs OPTRANS

The clearest difference is update cadence: OPTRANS at weekly against Viettel's every 6 weeks. 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.

Viettel ships an update every 6 weeks, OPTRANS weekly. The most recent releases landed on November 10, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Viettel | OPTRANS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 111 MB | 71 MB |
| Requires iOS | **12.0** | 13 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [VIETTEL BUSINESS SOLUTIONS CORPORATION – BRANCH OF VIETTEL GROUP](https://appshunter.io/developer/953409998) | [VietMap](https://appshunter.io/developer/461714641) |

## What reviewers say

### Viettel

[App page](https://appshunter.io/ios/app/viettel-s/id1631779024)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### OPTRANS

[App page](https://appshunter.io/ios/app/optrans/id6747156607)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Viettel free?

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

### Is OPTRANS free?

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

### Do Viettel or OPTRANS have ads?

Neither Viettel nor OPTRANS shows ads.

### Which is updated more often, Viettel or OPTRANS?

Viettel ships an update every 6 weeks, and OPTRANS weekly. Most recently, Viettel was updated on November 10, 2026 and OPTRANS on November 12, 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.*