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

Does GDMS have a free trial?

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

Utilities

GDMS

Name: GDMS
Rating: 4.1 (15 reviews)
Author: Grandstream

Grandstream

Prices are current as of 23 Aug 2026.

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

4.1 out of 5, based on 15 reviews.

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

Last updated 2 months ago.

GDMS sells in 175 countries. It was released 6 years and 7 months ago, on 3 Mar 2020. It holds a 4.1 rating from 15 reviews.

Supports 13 languages: English, Arabic, Czech, French, German, Greek, Italian, Polish, Portuguese, Russian, Chinese, Spanish, Turkish.