Barrier-Free
Closed Captions
We provide SDH and barrier-free subtitles,
guaranteeing accessibility for every viewer.
Barrier-free
Closed Captions
We provide SDH and barrier-free subtitles,
guaranteeing accessibility for every viewer.
Our Clients
Trusted by
Industry Leaders
Our Clients
Trusted by Industry Leaders  
Why Voithru
High-Quality Closed Captions
for Barrier-Free Immersion
Use Case Toggle
01

Enhanced Viewer Immersion

Leveraging our STT expertise, we optimise time-coding for the most viewer-friendly subtitle experience.

02

Customized Guidelines for Every Client

SDH rules differ by platform. Voithru follows each client’s style guide to the letter, ensuring subtitles that meet all platform-specific requirements—an approach echoed by leading captioning firms.

03

Reliable, Scalable Production

With a proven track record on large-scale SDH projects, we combine speed and accuracy. Our proprietary technology flags delays or quality issues in advance, enabling proactive risk management for fast turnarounds and high accuracy.

Our Process
Meticulous Process,
Satisfying Results
Why Voithru
High-Quality Closed Captions
for Barrier-Free Immersion
Our Process
Meticulous Process,
Satisfying Results
Experience Our Quality First hand at No Cost
Before Your Project Begins
Experience Our Quality
Before Your Project Begins

Voithru Co. Ltd.

10F, 374 Gangnam-daero, Gangnam-gu, Seoul, Korea
CEO: Sangheon Lee Business Registration Number: 342-88-01221
Customer Support: +82-2-6203-4800

Copyright ⓒ 2025 Voithru All rights reserved.

Inquiry Hours: 10:00-19:00 (KST)
Translation Inquiry: +82-70-8820-3116

Corporate Translation Inquiry: sales@voithru.com

Business Partnerships:
business@voithru.com
Translator Recruitment: vendor.hr@voithru.com