Developer

GEUM SANG YOO

2 apps in Productivity, Utilities. Listed here since October 2026. Browse every developer.

vbmania.github.io

The Orator: Speech Prompter
GEUM SANG YOO
Added today
Focus on what you want to say. The Orator brings your script, reading pace and presentation time together. For a talk, lesson, work presentation or wedding toast: prepare your words, rehearse at your own pace and take them with you on iPhone and iPad. Prepare your script Paste text or import TXT, Markdown and RTF files. Review section timing, edit headings and paragraphs, and split or merge…
Productivity
DupCleaner
GEUM SANG YOO
Added today
Fewer duplicates. Keep what matters. DupCleaner finds files with identical contents in folders you select, so you can compare copies and decide what stays. CHECK TO KEEP See photos and PDFs in your results, then open a full-screen preview for a closer look. Compare each file's name, location, size and modification date. Checked copies stay. Unchecked copies are marked for cleanup, never deleted…
Utilities

GEUM SANG YOO? Put a badge on your site

<a href="https://indie-apps.com/developer/geum-sang-yoo"><img src="https://indie-apps.com/badge/developer/geum-sang-yoo" alt="GEUM SANG YOO on Indie Apps" height="56"></a>

The count is read when the badge is served, so it follows along on its own as you list more. Put it up and the link to your site above becomes a followed one.

GEUM SANG YOO

The Orator: Speech Prompter

DupCleaner