Effective Date: Oct 4, 2025
Last Updated: Oct 4, 2025
MatrixMap, LLC. ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our LineNote application and services (the "Service").
This Privacy Policy applies to all information collected through our mobile applications, websites, and related services. Please read this Privacy Policy carefully. By using our Service, you consent to the data practices described in this policy.
Account Information:
Email address (required for account creation)
Password (stored in hashed format)
Display name/nickname
Account preferences and settings
User-Generated Content (Stored Locally, Not Uploaded to Servers):
Audio recordings you choose to transcribe (stored locally on your device, never uploaded to LineNote servers)
Transcribed text content (stored locally on your device, never uploaded to LineNote servers)
Translations you request (temporarily sent to translation services only when used, not stored on LineNote servers)
Notes and summaries you create or generate (stored locally on your device, temporarily sent to AI services only for summarization)
Settings and preferences for transcription and translation
Important Notice: All user-generated audio and text content listed above is never collected or stored on our servers. All content remains exclusively on your local device, ensuring your privacy and security.
Communications:
Support requests and correspondence
Feedback and survey responses
Email verification codes
Device Information:
Device type, model, and operating system
Unique device identifiers
App version and build information
Device language and locale settings
Hardware capabilities (microphone, processing power)
Usage Information:
Features used and frequency of use
Session duration and timing
Transcription and translation request patterns
Error logs and crash reports
Performance metrics
Network Information:
IP address (for backend services)
Network connection type
Geographic location (country/region level only)
Local Processing Only:
All audio recordings are processed and stored locally on your device
Transcriptions are generated and saved locally using on-device AI models
Temporary audio buffers during real-time transcription (cleared after processing)
Voice activity detection data (processed locally)
Important: We do not store audio recordings or transcriptions on our servers
Audio recordings are never uploaded to LineNote backend servers
Limited Text Processing:
Only transcribed text (not audio) may be sent to third-party services for specific features like AI summarization and translation
No audio data is ever transmitted to our servers or third-party services
Transcribed content and AI summaries are only sent to corresponding service providers when actively used
LineNote backend does not store any transcribed content, translations, or summaries
Providing real-time transcription services
Enabling translation between supported languages
Generating AI-powered summaries
Synchronizing your data across authorized devices
Maintaining your account and subscription status
Analyzing usage patterns to improve accuracy
Developing new features and capabilities
Optimizing performance and compatibility
Training and improving our AI models (using aggregated, anonymized data)
Responding to your inquiries and support requests
Sending important service updates and notifications
Providing account and billing information
Delivering security alerts and system notifications
Preventing fraud and unauthorized access
Enforcing our Terms of Service
Complying with legal obligations
Protecting our rights and those of our users
All transcription occurs on your device using local AI models
Your audio recordings and transcriptions are stored exclusively on your device
No audio data or transcription content is sent to our servers
Local processing ensures maximum privacy protection
All audio processing is performed locally on your device, ensuring privacy and security
Audio files and transcribed content are stored only on your device and never uploaded to our servers
Only specific features require sending processed text (not audio) to external services
Translation services process transcribed text only (no audio data)
AI summary generation sends transcribed text to AI service providers
No cross-device synchronization of transcriptions or recordings - all content remains local to each device
Transcribed text content is only sent to corresponding third-party service providers when using translation and AI summary features
Audio data is never sent to any external services
Third-party service providers do not retain your data after processing is complete
Account information: Retained on our servers while your account is active
Transcribed content: Stored locally on your device only, not on our servers
Audio recordings: Stored locally on your device only, not on our servers
Usage analytics: Minimal aggregated data retained for service improvement (no personal content)
Temporary processing data: Cleared automatically after local processing completion
LineNote backend servers do not store any audio recordings, transcribed content, translations, or AI summaries
All user content is stored exclusively on user devices locally
Third-party AI services do not retain any user data after processing completion
Encryption in transit using TLS/SSL protocols
Encryption at rest for stored data
Access controls and authentication mechanisms
Regular security audits and monitoring
Secure key management for API integrations
Gemini (Google):
Used for AI summarization features
Text content may be sent to Gemini API for processing
Subject to Google's privacy policies and terms
ChatGPT (OpenAI):
Alternative AI provider for summarization
Text content processed according to OpenAI's privacy practices
Used based on your service configuration
WhisperKit Models:
Open-source transcription models running locally
No data sent to external services for local processing
Models downloaded and stored on your device
Third-party translation APIs for multi-language support
Text content sent for translation processing
No audio data shared with translation providers
Translated content subject to provider terms
Sentry (Error Monitoring):
Crash reports and error logging
Performance monitoring and debugging information
No personal audio content included in error reports
Subscription payments processed through secure third-party providers
We do not store credit card information
Payment data subject to processor's privacy policies
We do not sell, trade, or rent your personal information to third parties for marketing purposes.
We may share your information only in these circumstances:
Service Providers:
Trusted third parties who assist in operating our service (account management only)
AI and translation service providers for specific features (processed text only, no audio or stored transcriptions)
No cloud storage providers have access to your transcriptions or recordings
All service providers are bound by confidentiality agreements and receive only minimal necessary data
Legal Requirements:
When required by law, regulation, or court order
To protect our rights, property, or safety
To prevent fraud or illegal activities
In response to lawful government requests
Business Transfers:
In connection with a merger, acquisition, or sale of assets
Users will be notified of any ownership changes
New owners must honor existing privacy commitments
We may share statistical, aggregated data that cannot identify individuals
Used for research, service improvement, and industry reporting
No personal or identifiable information included
View and update your account information
Manage your locally stored transcriptions and recordings through the app
Delete specific transcriptions or notes (local deletion only)
Export your local data to other formats
Note: Since all content is stored locally, you have complete control over your transcriptions and recordings
Export your locally stored data in standard formats
Transfer transcriptions to other services directly from your device
Create backups of your content using device backup systems
All content portability is handled locally on your device
Delete your account and associated data
Request removal of specific information
Right to be forgotten (subject to legal requirements)
Opt out of promotional communications
Control notification settings
Manage email preferences
For EU Users (GDPR):
Right to access your personal data
Right to rectify inaccurate information
Right to erasure ("right to be forgotten")
Right to restrict processing
Right to data portability
Right to object to processing
Right to withdraw consent
For California Users (CCPA):
Right to know what personal information is collected
Right to delete personal information
Right to opt-out of sale (note: we do not sell personal information)
Right to non-discrimination for exercising privacy rights
Our Service is not intended for children under 13
We do not knowingly collect personal information from children under 13
If we learn we have collected information from a child under 13, we will delete it promptly
Users between 13-18 must have parental permission
Parents may request access to or deletion of their child's information
Contact us if you believe a child has provided information without consent
Your information may be processed in countries other than your residence
We ensure appropriate safeguards for international transfers
Data transfers comply with applicable privacy laws
Standard contractual clauses for EU data transfers
Adequacy decisions where applicable
Other appropriate transfer mechanisms as required
Industry-standard encryption for data transmission and storage
Multi-factor authentication options
Regular security assessments and penetration testing
Secure software development practices
Secure data centers with access controls
Environmental protections for hardware
Secure disposal of storage media
Employee training on privacy and security
Access controls and least-privilege principles
Incident response procedures
Regular policy reviews and updates
Essential Cookies:
Required for basic service functionality
Authentication and session management
Security and fraud prevention
Analytics Cookies:
Usage statistics and performance monitoring
Service improvement and optimization
Error tracking and debugging
Browser settings to manage cookie preferences
Opt-out options for non-essential cookies
Mobile app settings for analytics tracking
We will notify you of material changes to this Privacy Policy
Notification methods include email, in-app notices, and website postings
Continued use after changes indicates acceptance
We recommend reviewing this policy periodically
Check the "Last Updated" date for recent changes
Contact us with questions about updates
For questions about this Privacy Policy or our privacy practices, contact us at:
MatrixMap, LLC.
Email: [email protected]
Website: https://linenote.app
For EU users or complex privacy matters: Email: [email protected]
To exercise your privacy rights or submit requests:
Email: [email protected]
Include: Your registered email, specific request details, and identity verification
Australian Privacy Principles compliance
Overseas disclosure notifications
Complaint resolution through OAIC
Personal Information Protection compliance
Consent requirements for collection and use
Privacy Commissioner complaint process
Lei Geral de Proteção de Dados compliance
Lawful basis for processing
Data subject rights and remedies
Your privacy is important to us, and we are committed to protecting your personal information. We strive to be transparent about our data practices and provide you with meaningful choices about your information.
This Privacy Policy is designed to help you understand:
What information we collect and why
How we use and protect your information
Your choices and rights regarding your data
How to contact us with privacy questions
By using LineNote, you acknowledge that you have read and understand this Privacy Policy and consent to our data practices as described herein.
Last Updated: Oct 4, 2025
Version: 1.0