# merotalk: LINE Compatibility > Analyze your LINE chats for compatibility. AI summary, persona & what-if chat. Canonical page: [https://chrome-stats.com/d/appful.melotalk](https://chrome-stats.com/d/appful.melotalk) ## Overview - **ID:** `appful.melotalk` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** appful - **Category:** LIFESTYLE - **Downloads:** 1,824 - **Version:** 1.0 - **Last updated:** 2026-08-24 - **First published:** 2026-08-23 - **Publisher country:** JP - **Size:** 31 MB - **Data as of:** 2026-09-25 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=appful.melotalk) - **Website:** [https://jointomemory.app/melotalk/](https://jointomemory.app/melotalk/) - **Privacy policy:** [https://jointomemory.app/melotalk/privacy.html](https://jointomemory.app/melotalk/privacy.html) ## Description merotalk analyzes your LINE chat history to reveal your communication compatibility.

【Features】

▼ Compatibility Score
Import your LINE chat history to get a compatibility score based on 4 axes: volume, emotional warmth, rhythm, and depth. Visualize your communication patterns.

▼ Personality Type
Discover your personality type and your partner's based on chat tendencies, with compatibility insights and communication tips.

▼ AI Summary
AI-powered monthly conversation summaries that help you look back on how your relationship has evolved.

▼ AI Consultation (Consultation Room)
Chat with "Meromaru," an AI character who offers relationship and communication advice based on your actual chat history, inside a dedicated chat-style consultation room.

▼ Persona Chat
AI learns your chat partner's tone and personality so you can chat with them and simulate how they might respond.

▼ What-If Chat (NEW)
Rewrite a message you once sent and see how the conversation could have gone differently — AI predicts your partner's alternate replies.

▼ Detailed Data Analysis (Premium)
Unlock love expression analysis, compatibility insights, time-of-day trends, and more.

【About Tickets】
Persona Chat, What-If Chat, and AI Consultation run on consumable "tickets." You receive a few free tickets every day, plus more by watching a rewarded ad. Premium and Premium+ subscribers receive more tickets daily. Need more? Buy a ticket pack (¥160–¥1,200 / local equivalent).

【Third-Party AI Data Sharing】

The AI features (AI Summary, AI Consultation, Persona Chat, What-If Chat) send portions of your chat history (message text, sender names, timestamps) to Google LLC's Gemini API.

・Recipient: Google LLC (Gemini API)
・Media files (images, videos, stickers) are never sent
・Before using any AI feature, a consent screen clearly explains what data is sent, who it is sent to, and how Google handles the data
・Data is only sent after you explicitly agree
・If you do not use AI features, no chat data is ever transmitted outside your device
・See our in-app Privacy Policy for details

【Data Handling】

・Chat history is stored locally on your device by default
・No data is sent externally unless you use AI features
・You can delete all data at any time from Settings
・You can revoke AI data sharing consent at any time from Settings > "AI Data Sharing" without deleting your data

【Subscriptions & Tickets】

merotalk is free to use with basic features. Upgrade to Premium for unlimited analyses, detailed data, ad-free experience, and more.

・Subscriptions are billed through the payment method on your Google Play account
・Subscriptions auto-renew unless cancelled before the end of the current period
・Manage or cancel subscriptions from the Google Play Store app > Payments & subscriptions > Subscriptions
・Ticket packs are consumable items. Purchases are added to your in-app balance immediately and do not auto-renew

Privacy Policy: https://jointomemory.app/privacy
Terms of Use: https://jointomemory.app/terms ## Rankings - #985,162 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.USE_BIOMETRIC` - `android.permission.USE_FINGERPRINT` - `android.permission.WAKE_LOCK` - `appful.melotalk.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` - `com.android.vending.BILLING` - `com.android.vending.CHECK_LICENSE` - `com.google.android.c2dm.permission.RECEIVE` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` - `com.google.android.providers.gsf.permission.READ_GSERVICES` ## Similar extensions and apps - [へびべあとーく｜LINEトーク診断](https://chrome-stats.com/d/com.logray.heavybeartalk) — 1,425 users - [Myakuyomi](https://chrome-stats.com/d/com.humanhacker.chat_analysis_app) — 1 users - [IsTalk - chat analysis](https://chrome-stats.com/d/realbind.IsTalkApp.app) — 118,170 users - [Love Panther - AI恋愛/人間関係分析アプリ](https://chrome-stats.com/d/com.lovepanther.app) — 9 users - [愛通AI - 情感分析](https://chrome-stats.com/d/io.chatrizz.app) — 1,434 users - [Persona AI: Chat Insights](https://chrome-stats.com/d/com.persona.personaai) — 182 users - [LLover: LINE Chat Love Analyze](https://chrome-stats.com/d/net.toyly.llover) — 2 users - [ハナトーク - トーク相性診断](https://chrome-stats.com/d/com.albato.hanatalk) — 453 users - [Love compatibility test: RelMe](https://chrome-stats.com/d/com.amp.relme) — 422 users - [lemonlove - relationship test](https://chrome-stats.com/d/com.relationcompapp) — 2,370 users - [Komachi - AI Chat & Match](https://chrome-stats.com/d/app.gajami.komachi) — 424 users - [YouMamoru - 恋愛リスク分析AI](https://chrome-stats.com/d/jp.youmamoru.app) — 7 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/appful.melotalk)