The following applications are available to the public.
DT-Player、DT-Player Pro

- A music player for dance & training with adjustable tempo and custom repeat gaps between tracks.
- In the Pro version, you can set the duration of the fade-out in seconds.
- The ultimate music player for practice.
- Focus on your movement without the hassle of complex settings.
- [Key Features]
- Folder-Based Playback: Automatically recognizes music folders copied from your PC. No playlists required.
- Tempo Control: Adjust playback speed to match your steps while maintaining sound quality.
- Custom Repeat Gap: Set a specific “wait time” (in seconds) between repeats.
- Fade-Out: Professional transitions with smooth end-of-track fading.
- Stay Awake: Prevents auto-sleep while the app is active, ensuring constant access to controls during practice.
- Note: This app does not include music files. Please transfer your own audio files to use.
*The Android version is scheduled for release in mid-April 2026.
OTC Memo、OTC Memo+

- Ever find it a hassle to long-press, select, and copy when copying notes? This app splits sentences based on line breaks during editing, allowing you to copy each one with a one tap.
- Simply write your notes with line breaks, and they’ll automatically organize like “tags.”
- Copy with a single tap, making it perfect for use as a “phrase dictionary” or “template text.”
- Copied tags change color for instant recognition.
- Full-text search supported.
- Supports creating QR codes for memos and scanning QR codes.
- Supports the memo sharing button.
- Below is the link for “OTC Memo”. To obtain “OTC Memo+”—which supports biometric authentication upon app launch and enables data export/import—please access it via the link within the “OTC Memo” app.
PT-Syncer、PT-Syncer Mini

Ticket and Schedule Management App for Personal Training or Private Lessons
- Offline, you can easily manage lesson tickets using QR codes for issuing and redeeming.
- Online, you can view public Google Calendars to check lesson schedules. Display the publicly shared Google Calendar specified by the user. Do not collect or track personal information.
- PT-Syncer helps trainers and clients stay simply and seamlessly in sync.
- PT-Syncer Mini is a limited version for trainers, allowing up to two ticket providers, while clients/students can use the app without limitations.
- Below is the link for PT-Syncer Mini. Please obtain PT-Syncer from the link within the PT-Syncer Mini app.
QR ReadView

- Scan the QR code to view the website or text.
- When this app reads a QR code with the camera, it reads the embedded code and displays the site if it is a website, otherwise it links to an external app or displays text.
- You can use an external browser depending on your settings.
- There is a share button.

