September 23, 2026

Smart Compass Pro (ver 2.8) manual

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Hello. I'm Android Boy. Thank you for your visit. Smart Compass Pro is the 3rd set of Smart Tools suite. It includes 3 tools (Compass,...
September 9, 2026

Smart Compass (v1.9) manual

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Hello. I'm Android Boy. Smart Compass is a tool to search bearings (direction, azimuth) using a magnetic sensor in your device. You ca...
September 1, 2026

GPS coordinate converter (v1.2) manual

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Hello. I'm Android Boy, a chief developer of Smart Tools co,. 10 years ago, I developed a GPS coordinate API for my Smart Compass app....
June 16, 2026

Vibration Meter (v1.6) manual

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Hello. I'm the chief developer of Smart tools co., Vibration Meter is in the 4th set of Smart Tools collection. It uses your accelerat...
June 1, 2026

Smart Protractor (ver 1.6) manual

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Hello. I'm Android Boy. After releasing [Smart Ruler] for length measurement, I had to develop an app for angle measurement. This app ...

Smart Protractor (v1.6) 각도기 사용설명서

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안녕하세요. 본 각도기앱이 많은 국내 사자들에게 사랑받고 있어 한국어 설명서를 따로 작성합니다. 길이측정을 위한 Smart Ruler를 출시하고, 각도측정에는 수평계냐 각도기냐 고민하다가 일단 각도기를 개발했습니다. 각도기 앱에서는 3가지 모드를 지원...
May 31, 2026

Smart Level (v1.3) manual

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Hello. I'm Android boy, a chief developer of Smart Tools co., A level is a basic tool, but for a long time, I never considered releasin...