Yes. The app is free, in all 175 countries it sells in, and it sells nothing inside it.

Does S-TNU have a free trial?

No. None of its offers (US) come with a free trial.

EducationReference

S-TNU

Name: S-TNU
Rating: 1.4 (75 reviews)
Author: VIETTEL BUSINESS SOLUTIONS CORPORATION – BRANCH OF VIETTEL GROUP

VIETTEL BUSINESS SOLUTIONS CORPORATION – BRANCH OF VIETTEL GROUP

Prices are current as of 23 Aug 2026.

S-TNU has no in-app products on record in the United States.

1.4 out of 5, based on 75 reviews.

Is S-TNU free?: Yes. The app is free, in all 175 countries it sells in, and it sells nothing inside it.
Does S-TNU have a free trial?: No. None of its offers (US) come with a free trial.

Last updated 9 months ago.

S-TNU sells in 175 countries. It was released 11 months ago, on 14 Oct 2025. It holds a 1.4 rating from 75 reviews.

Supports 1 language: English.