Purpura Elf – Help & Support

Applies to: iOS / Android (Latest Version)  |  Last Updated: February 2026

Table of Contents

1. About the App
2. Getting Started
3. Features
4. Account & Privacy
5. Frequently Asked Questions
6. Troubleshooting
7. Contact Us

1. About the App

Purpura Elf (紫癜精灵) is a health management companion designed specifically for patients living with anaphylactoid purpura and IgA Nephropathy (IgAN).

The app helps you:

• Systematically log daily health metrics, diet, and medical visits
• Set medication reminders and build consistent check-in habits
• Connect with fellow patients in the community square
• Visualize your health trends over time with the calendar view
• Get health knowledge references from the AI assistant

Disclaimer: This app is intended for personal health management reference only. It does not constitute medical diagnosis or treatment advice. Always consult a qualified healthcare professional for medical concerns.

2. Getting Started

Creating an Account

1. Open the app and tap Register
2. Enter a username (4–20 alphanumeric characters)
3. Enter your phone number and tap Get Verification Code
4. Enter the SMS code you received
5. Set a password (minimum 8 characters)
6. Tap Register to complete

Setting Up Your Profile

After registering, go to Me → Edit Profile to fill in:

• Nickname, gender, age, region
• Purpura type (Skin / Joint / Abdominal / Renal)
• Date of first onset (used to calculate days since diagnosis)

3. Features

3.1 Daily Log

The Daily page is the core of the app. It supports three types of records:

Health Metrics

Log your physical condition each day, including symptoms, temperature, urine protein, and more.

Diet Records

Log your meals with optional photos.

Medical Case Records

Document each hospital visit, including:

• Date and hospital name
• Diagnosis
• Doctor's instructions and prescriptions
• Photos of test reports

Search & Filter: Use the search bar at the top of the Daily page to filter records by date range or keyword.

3.2 Medication Reminders

Adding a Reminder

1. Tap Reminders in the bottom navigation bar
2. Tap the + button
3. Enter the medication name, time, and frequency
4. Save — the app will notify you at the scheduled time

Check-in Streaks

Each daily check-in contributes to your consecutive streak. Milestone streaks trigger a celebration animation.

Enabling notifications: Go to your phone's Settings → Notifications → Purpura Elf and make sure notifications are allowed, otherwise reminders will not be delivered.

3.3 Community Square

The Square is a peer support space for patients to share experiences.

Posting

1. Tap Square in the bottom navigation bar
2. Tap the Share your thoughts input box
3. Write your post and optionally add images
4. Select relevant tags (e.g. #taking-meds, #nephritis, #hormones)
5. Check Post Anonymously to hide your username
6. Tap Post

Community Guidelines

• Do not post illegal, discriminatory, or abusive content
• Do not post advertisements or unrelated commercial content
• All posts are subject to content moderation; violating content will be removed
• To report inappropriate content, tap the menu in the top-right corner of a post

Blocking Users

To block a user, open one of their posts and select Block this user. Their content will no longer appear in your feed. Manage your block list at Me → Settings → Blocked Users.

3.4 Calendar View

Tap the calendar icon on the Daily page to switch to Calendar View:

• Month View: Color-coded symptom types for each day — spot trends at a glance
• Year View: A bird's-eye view of your health across the full year
• Custom Colors: Adjust the color assigned to each symptom type in Settings

3.5 AI Health Assistant

The AI assistant is powered by a large language model and can answer anaphylactoid purpura/IgAN-related health knowledge questions.

How to use: Tap the AI entry point on the Daily page, type your question. Choose Thinking Mode for deeper responses, or Data Analysis Mode to analyze your records from the past 3 months.

Important notes:

• AI responses are for reference only and do not replace professional medical advice
• Do not rely solely on AI suggestions for medication or treatment decisions
• For any changes in your condition or treatment plan, consult your doctor promptly

4. Account & Privacy

Changing Your Password

Go to Me → Edit Profile to change your password. If you have forgotten your password, you can log in using your phone number verification code, then update your password in Edit Profile.

Editing Your Profile

Go to Me → Edit Profile to update your nickname, gender, age, region, occupation, and medical information.

Deleting Your Account

Go to Me → Settings → Delete Account.

Warning: Deleting your account permanently removes all health records, posts, and personal data. This action cannot be undone. Please proceed with caution.

Data Privacy

• Your health data is used solely to power app features and is never sold to third parties
• Anonymously posted content does not display your username; however, the platform retains account linkage for safety and compliance purposes
• To request a data export, please contact us

5. Frequently Asked Questions

Q: I'm not receiving the SMS verification code. What should I do?
A: Double-check that your phone number is entered correctly and check your SMS spam/blocked folder. You can resend after 60 seconds. If the issue persists, please contact us.

Q: My reminder notifications aren't showing up.
A: Please check the following:
① Notification permission has been granted to Purpura Elf in your phone's system settings
② Your phone is not in Do Not Disturb mode
③ (iOS) Go to Settings → Notifications → Purpura Elf and confirm notifications are enabled
④ Try toggling the check-in reminder off and back on in the app's Settings

Q: Image upload is failing.
A: Please check:
① Camera and photo library permissions are granted to Purpura Elf
② Your network connection is active
③ The image file is under 10 MB

Q: I forgot my password.
A: You can log in using your phone number verification code, then go to Me → Edit Profile to set a new password.

Q: Is my data backed up automatically?
A: Yes. Your data is synced to our servers in real time. Simply log in on a new device to restore all your records.

Q: How do I turn off the streak celebration animation?
A: Go to Me → Settings and disable the Streak Celebration Animation toggle.

6. Troubleshooting

App Won't Launch

• Force-close the app and reopen it
• Check your OS version: iOS 14+ / Android 8+ required
• Try reinstalling the latest version

Data Won't Load / Network Error

• Confirm your internet connection (Wi-Fi or mobile data) is working
• Check whether a VPN is active (it may interfere with server connectivity)
• Try again shortly

Display Issues

• Exit and reopen the app
• If the issue continues, take a screenshot and send it to us

iOS-Specific Issues

• Notifications not working: Go to Settings → Privacy & Security → Notifications to verify permissions
• Camera unavailable: Go to Settings → Purpura Elf → Camera and enable access

Android-Specific Issues

• Battery optimization may block background notifications. Go to Settings → Battery → App Battery Usage → Purpura Elf and set it to Unrestricted.

7. Contact Us

If your issue isn't covered in this document, please reach out:

• Email: junxibao2007@gmail.com

Generally, we will reply within fifteen days of receiving your questions, comments, or suggestions.

This document is subject to change without prior notice.