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Personal blog of developer Junyoung Kim. Sharing the latest tech trends, development insights, project experiences, and personal growth as a developer. ๐Ÿš€

  • Published on

    Privacy Policy โ€“ Baby Log Diary

    Last Updated: October 10, 2025 App Name: Baby Log Diary Developer: Junyoung Kim (Individual) Email: juny3738@gmail.com

    Country: Republic of Korea

    1. Purpose of Data Collection and Use

    Baby Log Diary values your privacy. We collect only the minimum data required to provide core services, improve app stability, and display non-personalized ads through Google AdMob.

    1. Information We Collect

    We do not collect or transmit any personal photos, videos, or identifiable data to external servers except for cloud backup explicitly chosen by the user. Automatically collected data may include:

    Device information (model, OS version, language, etc.)

    Advertising ID for AdMob purposes

    Anonymous usage statistics

    1. Data Storage and Security

    All user-generated photos and videos are stored securely in AWS S3 (Amazon Web Services) for backup purposes.

    Files are stored in private storage with access restricted to the userโ€™s authenticated account.

    No third parties have direct access to your stored data.

    1. Third-Party Services

    Baby Log Diary uses Google AdMob for advertising. AdMob may collect non-identifiable information to provide and improve ad performance. For details, please refer to: ๐Ÿ‘‰ Google Privacy Policy

    1. Payments and Purchases

    This app does not sell any products or services and does not allow users to make payments of any kind.

    1. Remarketing and Targeted Advertising

    We do not use remarketing or targeted advertising services. All displayed ads are controlled automatically by Google AdMob.

    1. Childrenโ€™s Privacy

    We do not collect personal information from children under 13 years of age. If we discover that we have unintentionally collected data from a child, we will immediately delete it.

    1. Data Security and Access

    Your personal content (photos, videos, etc.) remains private. We use encryption and secure access controls to ensure your data is protected from unauthorized use.

    1. Contact Information

    If you have any questions regarding this Privacy Policy, please contact us via email: ๐Ÿ“ง juny3738@gmail.com

    1. Policy Updates

    This Privacy Policy may be updated periodically for legal, technical, or operational reasons. The latest version will always be available through the published blog link.

  • Published on

    ? ํ˜„์žฌ ์ œ๊ณต๋˜๋Š” ํ•ต์‹ฌ ๊ธฐ๋Šฅ

    โœจ ์ง€๊ธˆ ๋ฐ”๋กœ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ๊ธฐ๋Šฅ๋“ค

    1. ์‹ค์‹œ๊ฐ„ D-Day ์นด์šดํŠธ๋‹ค์šด

    • ๋Œ€์ถœ ์‹คํ–‰์ผ๋ถ€ํ„ฐ ์ƒํ™˜์ผ๊นŒ์ง€ ๋‚จ์€ ์‹œ๊ฐ„์„ ์ •ํ™•ํ•˜๊ฒŒ ๊ณ„์‚ฐ
    • ํ™ˆ ํ™”๋ฉด์—์„œ ํ•œ๋ˆˆ์— ํ™•์ธ ๊ฐ€๋Šฅํ•œ ์ง๊ด€์ ์ธ ๋””์Šคํ”Œ๋ ˆ์ด
    • "์–ธ์ œ๊นŒ์ง€ ์ƒํ™˜ํ•ด์•ผ ํ•˜๋Š”๊ฐ€" โ†’ "์–ธ์ œ๊นŒ์ง€ ์ƒํ™˜ํ•  ์ˆ˜ ์žˆ๋Š”๊ฐ€"๋กœ ๋งˆ์Œ๊ฐ€์ง ์ „ํ™˜

    2. 3๊ฐ€์ง€ ์ƒํ™˜ ๋ฐฉ์‹ ์™„๋ฒฝ ์ง€์›

    • ์›๋ฆฌ๊ธˆ ๊ท ๋“ฑ๋ถ„ํ• : ๋งค์›” ๋™์ผํ•œ ๊ธˆ์•ก์œผ๋กœ ํŽธ๋ฆฌํ•œ ์ƒํ™˜
    • ์›๊ธˆ ๊ท ๋“ฑ๋ถ„ํ• : ์ดˆ๊ธฐ ๋ถ€๋‹ด์€ ํฌ์ง€๋งŒ ์ด ์ด์ž ๋ถ€๋‹ด ๊ฐ์†Œ
    • ๋งŒ๊ธฐ์ผ์‹œ์ƒํ™˜: ๋งค์›” ์ด์ž๋งŒ ๋‚ด๊ณ  ๋งˆ์ง€๋ง‰์— ์›๊ธˆ ํ•œ ๋ฒˆ์— ์ƒํ™˜

    3. ์Šค๋งˆํŠธ ์ƒํ™˜ ์Šค์ผ€์ค„

    • ์›”๋ณ„ ์ƒํ™˜ ๊ณ„ํš๊ณผ ์ž”์•ก ๋ณ€๋™์„ ํ•œ๋ˆˆ์— ํ™•์ธ
    • ๊ทธ๋ž˜ํ”„์™€ ์ฐจํŠธ๋กœ ์‹œ๊ฐ์  ์ดํ•ด ์ฆ์ง„
    • ์ƒํ™˜ ์ง„ํ–‰๋ฅ ์„ ์‹ค์‹œ๊ฐ„์œผ๋กœ ์ฒดํฌ

    4. ์‚ฌ์ „ ์ƒํ™˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜

    • ์ค‘๋„์ƒํ™˜ ์‹œ ์ ˆ์•ฝ๋˜๋Š” ์ด์ž ๊ธˆ์•ก ๋ฏธ๋ฆฌ ๊ณ„์‚ฐ
    • ์ƒํ™˜ ๊ธฐ๊ฐ„ ๋‹จ์ถ• ํšจ๊ณผ ์ฆ‰์‹œ ํ™•์ธ
    • ์ตœ์ ์˜ ์ƒํ™˜ ์ „๋žต ์ˆ˜๋ฆฝ ์ง€์›

    5. ์•Œ๋ฆผ ์‹œ์Šคํ…œ

    • ์ƒํ™˜์ผ ์ž„๋ฐ• ์‹œ ํ‘ธ์‹œ ์•Œ๋ฆผ์œผ๋กœ ๋†“์น˜์ง€ ์•Š๋Š” ๋Œ€์ถœ ๊ด€๋ฆฌ
    • ์‚ฌ์šฉ์ž ๋งž์ถคํ˜• ์•Œ๋ฆผ ์„ค์ •
    • ์ค‘์š”ํ•œ ๋‚ ์งœ๋ฅผ ๋†“์น˜์ง€ ์•Š๋„๋ก ๋ณดํ˜ธ

    ? ๊ณง ์ถ”๊ฐ€๋  ์˜ˆ์ •์ธ ๊ธฐ๋Šฅ๋“ค

    ? ๊ฐœ๋ฐœ ์ค‘์ธ ํ˜์‹  ๊ธฐ๋Šฅ

    1. AI ๊ธฐ๋ฐ˜ ์ƒํ™˜ ์ „๋žต ์ถ”์ฒœ (2025๋…„ 12์›” ์˜ˆ์ •)

    • ์‚ฌ์šฉ์ž์˜ ๋Œ€์ถœ ์ƒํ™ฉ๊ณผ ์†Œ๋“ ํŒจํ„ด์„ ๋ถ„์„
    • ๊ฐœ์ธ ๋งž์ถคํ˜• ์ตœ์  ์ƒํ™˜ ์ „๋žต ์ œ์•ˆ
    • "์–ธ์ œ, ์–ผ๋งˆ๋ฅผ ์ƒํ™˜ํ•˜๋ฉด ๊ฐ€์žฅ ์œ ๋ฆฌํ• ๊นŒ?" ์ž๋™ ๊ณ„์‚ฐ

    2. ๋Œ€์ถœ ์ƒํ’ˆ ๋น„๊ต ๊ธฐ๋Šฅ (2025๋…„ 12์›” ์˜ˆ์ •)

    • ๋‹ค์–‘ํ•œ ์€ํ–‰์˜ ๋Œ€์ถœ ์ƒํ’ˆ์„ ํ•œ ๋ฒˆ์— ๋น„๊ต
    • ๊ธˆ๋ฆฌ, ์ƒํ™˜ ๋ฐฉ์‹, ์ˆ˜์ˆ˜๋ฃŒ ๋“ฑ ์ข…ํ•ฉ ๋ถ„์„
    • ๋ณธ์ธ์—๊ฒŒ ๊ฐ€์žฅ ์œ ๋ฆฌํ•œ ๋Œ€์ถœ ์ƒํ’ˆ ์ถ”์ฒœ

    3. ๊ธˆ๋ฆฌ ๋ณ€๋™ ์•Œ๋ฆผ ๋ฐ ์ž๋™ ์กฐ์ • (2025๋…„ 12์›” ์˜ˆ์ •)

    • ์‹œ์žฅ ๊ธˆ๋ฆฌ ๋ณ€๋™ ์‹œ ์ฆ‰์‹œ ์•Œ๋ฆผ
    • ์ƒํ™˜ ๊ณ„ํš ์ž๋™ ์žฌ๊ณ„์‚ฐ ๋ฐ ์ตœ์ ํ™” ์ œ์•ˆ
    • ๊ธˆ๋ฆฌ ํ•˜๋ฝ ์‹œ ์ƒํ™˜ ์ „๋žต ๋ณ€๊ฒฝ ๊ฐ€์ด๋“œ

    4. ์‚ฌ์šฉ์ž ์ปค๋ฎค๋‹ˆํ‹ฐ (2025๋…„ 12์›” ์˜ˆ์ •)

    • ๋Œ€์ถœ ์ƒํ™˜ ๊ฒฝํ—˜ ๊ณต์œ  ๋ฐ ํŒ ๊ตํ™˜
    • ๊ธˆ์œต ์ „๋ฌธ๊ฐ€ ์ƒ๋‹ด ์„œ๋น„์Šค ์—ฐ๋™
    • ์‚ฌ์šฉ์ž ๋งž์ถคํ˜• ๊ธˆ์œต ๊ต์œก ์ฝ˜ํ…์ธ 

    ? ์‚ฌ์šฉ์ž ํ˜œํƒ ๊ฐ•์กฐ

    "์™œ Loan Countdown์„ ์„ ํƒํ•ด์•ผ ํ• ๊นŒ์š”?"

    ? ๋ช…ํ™•ํ•œ ๋ชฉํ‘œ ์„ค์ •

    • ๋Œ€์ถœ ์ƒํ™˜์ผ๊นŒ์ง€ ๋‚จ์€ ์‹œ๊ฐ„์„ ์‹ค์‹œ๊ฐ„์œผ๋กœ ํ™•์ธํ•˜์—ฌ ๊ตฌ์ฒด์ ์ธ ๋ชฉํ‘œ๋ฅผ ์„ค์ •ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
    • "์–ธ์ œ๊นŒ์ง€ ์ƒํ™˜ํ•ด์•ผ ํ•˜๋Š”๊ฐ€"๋ผ๋Š” ๋ถˆํ™•์‹ค์„ฑ์„ "์–ธ์ œ๊นŒ์ง€ ์ƒํ™˜ํ•  ์ˆ˜ ์žˆ๋Š”๊ฐ€"๋กœ ๋ฐ”๊ฟ”์ค๋‹ˆ๋‹ค
    • ๊ฒฐ๊ณผ: ์ƒํ™˜ ์˜์ง€์™€ ๋™๊ธฐ๋ถ€์—ฌ ์ฆ์ง„

    ? ์Šค๋งˆํŠธํ•œ ์ƒํ™˜ ์ „๋žต

    • 3๊ฐ€์ง€ ์ƒํ™˜ ๋ฐฉ์‹์„ ๋น„๊ต ๋ถ„์„ํ•˜์—ฌ ๋ณธ์ธ์—๊ฒŒ ์ตœ์ ์˜ ๋ฐฉ๋ฒ•์„ ์„ ํƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
    • ์‚ฌ์ „์ƒํ™˜ ์‹œ๋ฎฌ๋ ˆ์ด์…˜์œผ๋กœ ์ด์ž ์ ˆ์•ฝ ํšจ๊ณผ๋ฅผ ๋ฏธ๋ฆฌ ํ™•์ธํ•˜๊ณ  ๋™๊ธฐ๋ถ€์—ฌ๋ฅผ ๋ฐ›์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
    • ๊ฒฐ๊ณผ: ํ‰๊ท  15-20% ์ด์ž ์ ˆ์•ฝ ํšจ๊ณผ

    ? ์ฒด๊ณ„์ ์ธ ๊ด€๋ฆฌ

    • ๋ณต์žกํ•œ ๋Œ€์ถœ ์ •๋ณด๋ฅผ ํ•œ ๊ณณ์— ๋ชจ์•„ ์ฒด๊ณ„์ ์œผ๋กœ ๊ด€๋ฆฌํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
    • ์ƒํ™˜ ์Šค์ผ€์ค„๊ณผ ์ž”์•ก ๋ณ€๋™์„ ์‹œ๊ฐ์ ์œผ๋กœ ํ™•์ธํ•˜์—ฌ ๊ธˆ์œต ์ƒํ™ฉ์„ ํ•œ๋ˆˆ์— ํŒŒ์•…ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
    • ๊ฒฐ๊ณผ: ๋Œ€์ถœ ๊ด€๋ฆฌ ์ŠคํŠธ๋ ˆ์Šค 80% ๊ฐ์†Œ
  • Published on

    ๐Ÿผ Baby Log Diary โ€“ Cherish Every Moment of Your Babyโ€™s Journey

    Hi everyone ๐Ÿ‘‹ Iโ€™m excited to introduce my app, โ€œBaby Log Diaryโ€, a simple yet heartwarming tool for parents who want to capture every precious moment of their babyโ€™s life.

    As parents, itโ€™s easy to forget the little details โ€” when your baby last fed, how long they slept, or the first time they smiled. Baby Log Diary helps you record those beautiful milestones with ease and joy.

    ๐Ÿ’ก About the App

    Baby Log Diary is a simple and intuitive baby tracker app designed to help parents log and review their babyโ€™s daily activities โ€” feeding, sleeping, diaper changes, and growth photos โ€” all in one place.

    Whether you're a new parent or an experienced one, this app helps you stay organized and enjoy every moment of your babyโ€™s journey.

    โœจ Key Features

    Daily Timeline View

    View your babyโ€™s daily activities at a glance.

    See when your baby last ate, slept, or had a diaper change โ€” all in one timeline.

    Photo Diary

    Capture special moments โ€” first smile, first steps, first outing โ€” and keep them forever.

    All photos are securely stored in AWS S3, ensuring safety and reliability.

    Clean and Simple Design

    Minimalist and easy-to-use interface for quick daily entries.

    Designed for parents who want functionality without complexity.

    Privacy First

    The app uses Google AdMob for ads only.

    No analytics, no tracking, no data sharing with third parties.

    Your data and photos are accessible only by you.

    ๐Ÿ‘ถ Perfect For

    Parents who want to track feeding, sleep, and diaper routines easily

    New parents who want to create a daily baby journal

    Anyone who loves to capture and cherish precious baby memories

    ๐Ÿ‡ฐ๐Ÿ‡ท Developer Info

    Developer: Independent developer, Junyoung Kim (juny3738@gmail.com )

    Country: Republic of Korea

    Ad Service: Google AdMob

    Privacy Policy: View Privacy Policy

    ๐ŸŒฟ Final Thoughts

    Parenthood is full of surprises, challenges, and love. With Baby Log Diary, you can make every moment a lasting memory โ€” beautifully organized and always close to your heart.

    Download Baby Log Diary on the App Store today and start your journey with your little one ๐Ÿงธ

  • Published on

    MCP Chat Client

    MCP Chat Client is a mobile AI-powered assistant app that lets users interact naturally through chat to perform a wide variety of tasks.
    Built on the Modular Command Protocol (MCP), it allows you to extend functionality by adding or removing plugin-based tools on the server.

    Just type a command like you're chatting, and the connected MCP server will interpret it and execute the right tool in real time.


    Key Features

    ๐Ÿ’ฌ Natural Language Command Execution

    Examples:
    "Add a meeting at 9am tomorrow"
    "Convert this image to black and white"
    "Translate this text to English"

    Understand and execute various user commands via MCP-based tools.

    ๐Ÿ”Œ Plugin-Based Tool Architecture

    Add or remove tools (MCP plugins) on the server to expand capabilities.
    Examples include translation, image editing, notes, calendar management, and messaging.

    ๐Ÿ“ก Real-Time Response via SSE (Server-Sent Events)

    Get instant, streaming feedback as commands are processed by the server.

    ๐Ÿง  Flexible & Modular Design

    • Easily connect to different MCP-compatible servers
    • Mobile-first UI with intuitive interactions
    • Future-ready: supports GPT, Claude, or custom AI models as backends

    Ideal For

    • Users who want more than just a chatbot
    • People looking for a customizable AI assistant on mobile
    • Developers or power users who want to connect with modular AI tools
    • AI builders and experimenters exploring the MCP ecosystem

    Support

    If you have any questions, feedback, or feature requests, feel free to contact us anytime.

    ๐Ÿ“ง Developer Email: juny3738@gmail.com

  • Published on

    ์šฐ๋ฆฌ์ง‘ ์ฃผ์ฐจ์žฅ์€ ๋นŒ๋ผ์™€ ์ฃผํƒ๊ฐ€์—์„œ ๋นˆ๋ฒˆํ•˜๊ฒŒ ๋ฐœ์ƒํ•˜๋Š” ์ฃผ์ฐจ ๋ฌธ์ œ๋ฅผ ์‰ฝ๊ณ  ๋น ๋ฅด๊ฒŒ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ๋„๋ก ๋•๋Š” ์•ฑ์ž…๋‹ˆ๋‹ค.

    ์ด์›ƒ ๊ฐ„์˜ ์›ํ™œํ•œ ์†Œํ†ต์„ ํ†ตํ•ด ์ด์ค‘์ฃผ์ฐจ ํ•ด์†Œ, ์ฃผ์ฐจ ๊ณต๊ฐ„ ๊ด€๋ฆฌ, ์ฐจ๋Ÿ‰ ์ด๋™ ์š”์ฒญ์„ ๊ฐ„ํŽธํ•˜๊ฒŒ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

    ์ฃผ์š” ๊ธฐ๋Šฅ

    • ๐Ÿš— ์ด์ค‘์ฃผ์ฐจ ์ฐจ๋Ÿ‰ ์—ฐ๋ฝ

      ์ฃผ์ฐจ๋œ ์ฐจ๋Ÿ‰์˜ ์—ฐ๋ฝ์ฒ˜๋ฅผ ํ™•์ธํ•˜๊ณ  ๊ฐ„ํŽธํ•˜๊ฒŒ ์ฐจ์ฃผ์—๊ฒŒ ์ฐจ ๋นผ๊ธฐ ์š”์ฒญ์„ ๋ณด๋‚ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

    • ๐Ÿ…ฟ๏ธ ์ฃผ์ฐจ ๊ณต๊ฐ„ ๊ณต์œ  ๋ฐ ์œ„์น˜ ํ‘œ์‹œ

      ์ฃผ์ฐจ ๊ฐ€๋Šฅํ•œ ๊ณต๊ฐ„์ด๋‚˜ ๋‚ด ์ฐจ๋Ÿ‰ ์œ„์น˜๋ฅผ ๊ณต์œ ํ•˜์—ฌ ์ด์›ƒ ๊ฐ„ ์ฃผ์ฐจ ํ˜‘์กฐ๋ฅผ ์›ํ™œํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.

    • ๐Ÿ”” ์ฐจ ๋นผ๊ธฐ ์š”์ฒญ ์•Œ๋ฆผ

      ์•ฑ์„ ํ†ตํ•ด ์ฐจ ๋นผ๊ธฐ ์š”์ฒญ์ด ์˜ค๋ฉด ์ฆ‰์‹œ ํ‘ธ์‹œ ์•Œ๋ฆผ์œผ๋กœ ์•ˆ๋‚ดํ•ด ๋“œ๋ฆฝ๋‹ˆ๋‹ค.

    • ๐Ÿ“ ์ฐจ๋Ÿ‰ ์ •๋ณด ๊ด€๋ฆฌ

      ๋‚ด ์ฐจ๋Ÿ‰์˜ ๋ฒˆํ˜ธํŒ, ์—ฐ๋ฝ์ฒ˜ ๋“ฑ ์ •๋ณด๋ฅผ ์•ฑ์— ์•ˆ์ „ํ•˜๊ฒŒ ์ €์žฅํ•˜์—ฌ ํ•„์š”ํ•  ๋•Œ ๋น ๋ฅด๊ฒŒ ๊ณต์œ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

    ์ด๋Ÿฐ ๋ถ„๋“ค๊ป˜ ์ถ”์ฒœํ•ฉ๋‹ˆ๋‹ค

    • ๋นŒ๋ผ๋‚˜ ์ฃผํƒ๊ฐ€์— ๊ฑฐ์ฃผํ•˜๋ฉฐ ์ด์ค‘์ฃผ์ฐจ ๋ฌธ์ œ๋กœ ๋ถˆํŽธ์„ ๊ฒช๊ณ  ๊ณ„์‹  ๋ถ„

    • ์ฃผ์ฐจ ๊ณต๊ฐ„์ด ํ˜‘์†Œํ•ด ์ฐจ๋Ÿ‰ ์ด๋™ ํ˜‘์กฐ๊ฐ€ ํ•„์š”ํ•œ ๋ถ„

    • ์ด์›ƒ ๊ฐ„ ์›ํ™œํ•œ ์†Œํ†ต์œผ๋กœ ์ฃผ์ฐจ ์ŠคํŠธ๋ ˆ์Šค๋ฅผ ์ค„์ด๊ณ  ์‹ถ์€ ๋ถ„

    ๊ณ ๊ฐ ์ง€์›

    ์•ฑ ์ด์šฉ ์ค‘ ๋ฌธ์˜์‚ฌํ•ญ, ๋ถˆํŽธ์‚ฌํ•ญ, ๊ฐœ์„  ์˜๊ฒฌ์ด ์žˆ์œผ์‹  ๊ฒฝ์šฐ ์–ธ์ œ๋“ ์ง€ ์•„๋ž˜ ์ง€์› ํŽ˜์ด์ง€ ๋˜๋Š” ์ด๋ฉ”์ผ๋กœ ์—ฐ๋ฝํ•ด ์ฃผ์„ธ์š”.

    ๐Ÿ“ง ๊ฐœ๋ฐœ์ž ์ด๋ฉ”์ผ: juny3738@gmail.com