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Privacy Policy

Insta Unfollow Checker β€” Chrome Extension

Last updated: March 4, 2026

Insta Unfollow Checker ("the Extension") is a Chrome browser extension that helps you identify Instagram users who don't follow you back. This privacy policy explains what data we collect, how it is used, and how it is stored.

1 Data We Collect

Data TypePurposeSource
Instagram following listCompare with followers to find non-mutual followsInstagram GraphQL API (your web session)
Instagram follower listCompare with following to find non-mutual followsInstagram GraphQL API (your web session)
Google email addressAccess control via authorized user listGoogle OAuth 2.0 (chrome.identity)

* All data listed above is processed entirely within your browser and is never transmitted to any external server. It is used only for local comparison and is not stored permanently unless you choose to save analysis results.

2 How Data Is Stored

All data is stored locally on your device. We do not operate any backend servers and do not store any of your data externally.

Storage LocationDataRetention
localStorageUnfollow history, snapshots, whitelist, memos, preferencesUntil you clear browser data or uninstall
sessionStorageAnalysis cache10-minute TTL, cleared when tab closes
chrome.storage.localAuto-analysis snapshots, Google auth cacheAuth: 24h TTL. Snapshots: until cleared

3 Third-Party Services

  • Instagram (instagram.com) β€” Fetches your following/follower lists and performs follow/unfollow actions using your existing session cookies.
  • Google APIs (googleapis.com) β€” Authenticates your Google account and checks the authorized user list via Google Sheets API. Only your email is accessed.

We do not send data to any other third-party services, analytics platforms, or advertising networks.

4 Data Sharing

We do not sell, trade, or share your data with any third parties. Your Instagram data and Google email remain on your local device.

5 Permissions Explained

PermissionWhy It's Needed
cookiesRead Instagram session cookies for API authentication
storageStore auto-analysis results and auth cache locally
alarmsSchedule automatic background analysis (every 24 hours)
identityGoogle OAuth sign-in for access control
host_permissions (instagram.com)Access Instagram API endpoints
host_permissions (cdninstagram.com, fbcdn.net)Load profile images from Instagram CDN
host_permissions (googleapis.com)Google Sheets API for user list verification

6 Data Security

All data is stored locally in your browser, protected by your operating system and browser security. The Extension does not transmit your data to any server we operate.

7 Your Rights

  • View your data β€” All stored data is accessible in your browser's developer tools (Application tab).
  • Delete your data β€” Use the Extension's data management features or clear your browser data.
  • Uninstall β€” Removing the Extension deletes all chrome.storage.local data.

8 Children's Privacy

This Extension is not intended for use by children under 13. We do not knowingly collect data from children.

9 Changes to This Policy

We may update this privacy policy from time to time. Changes will be posted on this page with an updated revision date.

10 Contact

If you have questions about this privacy policy, please contact us at
minamhunmin@gmail.com

μ΅œμ’… μ—…λ°μ΄νŠΈ: 2026λ…„ 3μ›” 4일

Insta Unfollow Checker("λ³Έ ν™•μž₯ ν”„λ‘œκ·Έλž¨")λŠ” μΈμŠ€νƒ€κ·Έλž¨μ—μ„œ λ§žνŒ”ν•˜μ§€ μ•ŠλŠ” μ‚¬μš©μžλ₯Ό μ°Ύμ•„μ£ΌλŠ” Chrome λΈŒλΌμš°μ € ν™•μž₯ ν”„λ‘œκ·Έλž¨μž…λ‹ˆλ‹€. λ³Έ κ°œμΈμ •λ³΄μ²˜λ¦¬λ°©μΉ¨μ€ μ–΄λ–€ 데이터λ₯Ό μˆ˜μ§‘ν•˜κ³ , μ–΄λ–»κ²Œ μ‚¬μš©ν•˜λ©°, μ–΄λ–»κ²Œ μ €μž₯ν•˜λŠ”μ§€ μ„€λͺ…ν•©λ‹ˆλ‹€.

1 μˆ˜μ§‘ν•˜λŠ” 데이터

데이터 μœ ν˜•λͺ©μ μΆœμ²˜
μΈμŠ€νƒ€κ·Έλž¨ νŒ”λ‘œμž‰ λͺ©λ‘νŒ”λ‘œμ›Œμ™€ λΉ„κ΅ν•˜μ—¬ λ§žνŒ”ν•˜μ§€ μ•ŠλŠ” μ‚¬μš©μž 탐지Instagram GraphQL API (μ›Ή μ„Έμ…˜ ν™œμš©)
μΈμŠ€νƒ€κ·Έλž¨ νŒ”λ‘œμ›Œ λͺ©λ‘νŒ”λ‘œμž‰κ³Ό λΉ„κ΅ν•˜μ—¬ λ§žνŒ”ν•˜μ§€ μ•ŠλŠ” μ‚¬μš©μž 탐지Instagram GraphQL API (μ›Ή μ„Έμ…˜ ν™œμš©)
Google 이메일 μ£Όμ†Œν—ˆμš©λœ μ‚¬μš©μž λͺ©λ‘μ„ ν†΅ν•œ μ ‘κ·Ό μ œμ–΄Google OAuth 2.0 (chrome.identity)

* μœ„ λ°μ΄ν„°λŠ” λͺ¨λ‘ λΈŒλΌμš°μ € λ‚΄μ—μ„œλ§Œ 처리되며, μ™ΈλΆ€ μ„œλ²„λ‘œ μ „μ†‘λ˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€. 둜컬 비ꡐ μš©λ„λ‘œλ§Œ μ‚¬μš©λ˜κ³ , 뢄석 κ²°κ³Όλ₯Ό μ €μž₯ν•˜μ§€ μ•ŠλŠ” ν•œ 영ꡬ λ³΄κ΄€λ˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€.

2 데이터 μ €μž₯ 방식

λͺ¨λ“  λ°μ΄ν„°λŠ” μ‚¬μš©μžμ˜ 기기에 둜컬둜 μ €μž₯λ©λ‹ˆλ‹€. λ³„λ„μ˜ λ°±μ—”λ“œ μ„œλ²„λ₯Ό μš΄μ˜ν•˜μ§€ μ•ŠμœΌλ©°, 외뢀에 데이터λ₯Ό μ €μž₯ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€.

μ €μž₯ μœ„μΉ˜λ°μ΄ν„°λ³΄μ‘΄ κΈ°κ°„
localStorageμ–ΈνŒ” νžˆμŠ€ν† λ¦¬, μŠ€λƒ…μƒ·, ν™”μ΄νŠΈλ¦¬μŠ€νŠΈ, λ©”λͺ¨, ν™˜κ²½μ„€μ •λΈŒλΌμš°μ € 데이터 μ‚­μ œ λ˜λŠ” ν™•μž₯ 제거 μ‹œκΉŒμ§€
sessionStorage뢄석 μΊμ‹œ10λΆ„ TTL, νƒ­ μ’…λ£Œ μ‹œ μ‚­μ œ
chrome.storage.localμžλ™ 뢄석 μŠ€λƒ…μƒ·, Google 인증 μΊμ‹œμΈμ¦: 24μ‹œκ°„ TTL. μŠ€λƒ…μƒ·: μ‚­μ œ μ‹œκΉŒμ§€

3 제3자 μ„œλΉ„μŠ€

  • Instagram (instagram.com) β€” κΈ°μ‘΄ μ„Έμ…˜ μΏ ν‚€λ₯Ό μ‚¬μš©ν•˜μ—¬ νŒ”λ‘œμž‰/νŒ”λ‘œμ›Œ λͺ©λ‘μ„ κ°€μ Έμ˜€κ³  νŒ”λ‘œμš°/μ–ΈνŒ”λ‘œμš° μž‘μ—…μ„ μˆ˜ν–‰ν•©λ‹ˆλ‹€.
  • Google APIs (googleapis.com) β€” Google 계정을 μΈμ¦ν•˜κ³  Google Sheets APIλ₯Ό 톡해 ν—ˆμš©λœ μ‚¬μš©μž λͺ©λ‘μ„ ν™•μΈν•©λ‹ˆλ‹€. 이메일 μ£Όμ†Œλ§Œ μ ‘κ·Όν•©λ‹ˆλ‹€.

κ·Έ μ™Έ 제3자 μ„œλΉ„μŠ€, 뢄석 ν”Œλž«νΌ, κ΄‘κ³  λ„€νŠΈμ›Œν¬μ— 데이터λ₯Ό μ „μ†‘ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€.

4 데이터 곡유

μ‚¬μš©μžμ˜ 데이터λ₯Ό 제3μžμ—κ²Œ 판맀, κ΅ν™˜ λ˜λŠ” κ³΅μœ ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€. μΈμŠ€νƒ€κ·Έλž¨ 데이터와 Google 이메일은 둜컬 κΈ°κΈ°μ—λ§Œ μ €μž₯λ©λ‹ˆλ‹€.

5 κΆŒν•œ μ„€λͺ…

κΆŒν•œν•„μš”ν•œ 이유
cookiesAPI 인증을 μœ„ν•œ μΈμŠ€νƒ€κ·Έλž¨ μ„Έμ…˜ μΏ ν‚€ 읽기
storageμžλ™ 뢄석 κ²°κ³Ό 및 인증 μΊμ‹œ 둜컬 μ €μž₯
alarmsμžλ™ λ°±κ·ΈλΌμš΄λ“œ 뢄석 μ˜ˆμ•½ (24μ‹œκ°„λ§ˆλ‹€)
identityμ ‘κ·Ό μ œμ–΄λ₯Ό μœ„ν•œ Google OAuth 둜그인
host_permissions (instagram.com)μΈμŠ€νƒ€κ·Έλž¨ API μ—”λ“œν¬μΈνŠΈ μ ‘κ·Ό
host_permissions (cdninstagram.com, fbcdn.net)μΈμŠ€νƒ€κ·Έλž¨ CDNμ—μ„œ ν”„λ‘œν•„ 이미지 λ‘œλ“œ
host_permissions (googleapis.com)μ‚¬μš©μž λͺ©λ‘ 확인을 μœ„ν•œ Google Sheets API

6 데이터 λ³΄μ•ˆ

λͺ¨λ“  λ°μ΄ν„°λŠ” λΈŒλΌμš°μ €μ— 둜컬둜 μ €μž₯되며, 운영체제 및 λΈŒλΌμš°μ € λ³΄μ•ˆμœΌλ‘œ λ³΄ν˜Έλ©λ‹ˆλ‹€. λ³Έ ν™•μž₯ ν”„λ‘œκ·Έλž¨μ€ 자체 μ„œλ²„λ‘œ 데이터λ₯Ό μ „μ†‘ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€.

7 μ‚¬μš©μžμ˜ ꢌ리

  • 데이터 확인 β€” λΈŒλΌμš°μ € 개발자 도ꡬ(Application νƒ­)μ—μ„œ λͺ¨λ“  μ €μž₯ 데이터λ₯Ό 확인할 수 μžˆμŠ΅λ‹ˆλ‹€.
  • 데이터 μ‚­μ œ β€” ν™•μž₯ ν”„λ‘œκ·Έλž¨μ˜ 데이터 관리 κΈ°λŠ₯을 μ‚¬μš©ν•˜κ±°λ‚˜ λΈŒλΌμš°μ € 데이터λ₯Ό μ‚­μ œν•˜μ„Έμš”.
  • ν™•μž₯ 제거 β€” ν™•μž₯ ν”„λ‘œκ·Έλž¨ 제거 μ‹œ chrome.storage.local 데이터가 μ‚­μ œλ©λ‹ˆλ‹€.

8 아동 κ°œμΈμ •λ³΄ 보호

λ³Έ ν™•μž₯ ν”„λ‘œκ·Έλž¨μ€ 13μ„Έ 미만 아동을 λŒ€μƒμœΌλ‘œ ν•˜μ§€ μ•ŠμœΌλ©°, μ•„λ™μ˜ 데이터λ₯Ό μˆ˜μ§‘ν•˜μ§€ μ•ŠμŠ΅λ‹ˆλ‹€.

9 λ°©μΉ¨ λ³€κ²½

λ³Έ κ°œμΈμ •λ³΄μ²˜λ¦¬λ°©μΉ¨μ€ μˆ˜μ‹œλ‘œ μ—…λ°μ΄νŠΈλ  수 μžˆμŠ΅λ‹ˆλ‹€. λ³€κ²½ 사항은 이 νŽ˜μ΄μ§€μ— μˆ˜μ •λœ λ‚ μ§œμ™€ ν•¨κ»˜ κ²Œμ‹œλ©λ‹ˆλ‹€.

10 문의

λ³Έ κ°œμΈμ •λ³΄μ²˜λ¦¬λ°©μΉ¨μ— λŒ€ν•œ 문의 사항이 μžˆμœΌμ‹œλ©΄ μ•„λž˜λ‘œ 연락해 μ£Όμ„Έμš”.
minamhunmin@gmail.com