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App Store Apps > Lifestyle > Sai: Relationship Stress Diary
Sai: Relationship Stress Diary icon

Sai: Relationship Stress Diary

1.0.18
HyunJun Moon
0.00
0 reviews
Free

Sai: Relationship Stress Diary Screenshot 1 of 5
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Screenshots by HyunJun Moon, from the the App Store listing
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AppBrain's verdict

Last updated
November 10, 2026
Size
63.4 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

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Store listing

By HyunJun Moon, from the App Store
Description by HyunJun Moon Written by the developer, not by AppBrain. Click to read.
Drained by complicated relationships, workplace tension, or recurring arguments?
Sai is an AI Relationship Stress Diary and Mood, Attachment & Trigger Tracker designed to help you log emotions per person, spot interpersonal patterns, and practice gentle self-care.

Add the people who shape your day—your partner, spouse, friends, family members, or coworkers. Because the exact same day feels completely different depending on who you interacted with, Sai organizes every mood check-in by relationship.

■ Who is Sai for?
• Anyone looking for a private relationship stress diary to untangle couple conflicts, family boundaries, or coworker tension
• People who want an attachment & trigger tracker to observe their defense mechanisms and emotional reactions across different bonds
• Those who find long journaling exhausting and want a 3-second mood check-in for emotions, body tension, and coping responses
• Users who love tracking their monthly emotional rhythm right from a Home Screen mood calendar widget

■ 3-Second Check-In per Person: Mood, Body Tension & Defense Mechanisms
Tap your current mood, core emotions, physical tension level on an intuitive slider (such as chest tightness or restlessness), and 6 self-protective defense mechanisms. Keep a quick one-tap log, a one-line note, or a deep vent journal at your own pace.

■ Relationship Emotion Timeline & Trigger Graph
View your mood history and emotional distance graph for each specific person. Easily see when you grew closer or drifted apart, and pinpoint the exact interactions that repeatedly drain your energy.

■ AI Relationship Report in Just 3 Entries
Once you log 3 entries for a person, AI generates a structured relationship report—covering relationship score, supportive vs. draining interaction patterns, shifting emotional distance, and gentle daily care practices for healthier boundaries.

■ Me in Relationships: Pattern Analysis & Mind Talk
Why do you shut down around one person yet over-explain to another? Explore how your defense mechanisms shift by person, get tailored self-care actions, start a context-aware AI Mind Talk, or reflect on relationship reading prompts.

■ Home Screen Monthly Mood Calendar Widget
See your month in moods at a glance on your Home Screen. Tap the character calendar widget anytime to jump straight into your daily diary.

■ Free AI Credits — No Paid Subscriptions Required
Sai never locks your self-reflection behind a paid subscription. Earn free AI credits every day through daily check-ins and optional short ads. Manage your account, languages, and credit history transparently with optional confirmation prompts.

※ Disclaimer
Sai is a non-medical self-care and self-reflection tool for tracking personal notes and interpersonal patterns. AI-generated insights and reports are informational summaries based solely on user entries and do not constitute medical advice, psychological diagnosis, clinical therapy, or professional counseling. If you are experiencing a mental health crisis, please contact a qualified healthcare professional or local emergency support service.

Safety and technology

Found in the app by AppBrain
Price
Free
App size
63.4 MB
Content rating
Medium

Technologies used by Sai: Relationship Stress Diary

Releases

Updates seen on the App Store
Version
1.0.18
Launched
June 2026

No changelog data

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About the app and developer

About Sai: Relationship Stress Diary

Sai: Relationship Stress Diary is a lifestyle app developed by HyunJun Moon.

User Ratings

The app has no ratings yet.

App Information

Sai: Relationship Stress Diary is freely available from the App Store. The app size is 63.45 MB. The latest version available is 1.0.18. The last update was on November 10, 2026.

Technical Requirements

The app has a content rating of Medium Maturity. The app has been available on the App Store since June 2026.

Sai: Relationship Stress Diary is made and published by HyunJun Moon. AppBrain is an independent app data site and isn't affiliated with HyunJun Moon. The app name, icon, screenshots and description belong to HyunJun Moon and are shown as published on the App Store.

Developer information for HyunJun Moon

HyunJun Moon

Address:

Frequently asked questions about Sai: Relationship Stress Diary

Is Sai: Relationship Stress Diary free?

Yes. Sai: Relationship Stress Diary is free on the App Store.

Is Sai: Relationship Stress Diary still available?

Yes. Sai: Relationship Stress Diary is on the App Store, and the last update we saw was on November 10, 2026.

How large is Sai: Relationship Stress Diary?

Sai: Relationship Stress Diary is 63.45 MB.

Is Sai: Relationship Stress Diary suitable for children?

App Store gives Sai: Relationship Stress Diary a medium maturity rating, so it is not meant for young children.

Who made Sai: Relationship Stress Diary?

Sai: Relationship Stress Diary was developed by HyunJun Moon. It is listed in the lifestyle category on the App Store.

What are the best alternatives to Sai: Relationship Stress Diary?

People looking at Sai: Relationship Stress Diary also look at these lifestyle apps: Branching point, Confeli, Bingo-Z: Action Board for GenZ, Mind Galaxy - Journal, AstroEmotion.

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