APK4Fun collected total 4 versions for OpenSign APK (nh.smart.opensign). You could download one of the legacy or old version of it.
OpenSign App Version History
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OpenSign v1.33 APK (Latest Version APK)
► Updated: August 10, 2021
► What's New in Version 1.33:
- 앱 실행 안정성 개선
더 좋은 앱을 제공하기 위해 고민하고 개선해 나가겠습니다. -
OpenSign v1.27 APK (Old Version APK)
► Updated: June 19, 2019
► What's New in Version 1.27:
런처 아이콘 변경
앱 실행 안정성 개선
더 좋은 앱을 제공하기 위해 고민하고 개선해 나가겠습니다. -
OpenSign v1.24 APK (Old Version APK)
► Updated: April 25, 2018
► What's New in Version 1.24:
보안 강화
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OpenSign v1.23 APK (Old Version APK)
► Updated: December 20, 2017
► What's New in Version 1.23:
보안 강화