禾苗记Hemiaoji
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What you might want to know

About privacy, roles, pricing and how to use it.

Where is the data stored? Is it safe?
Hemiaoji is local-first: a child’s memories and files are stored on your own device by default. The cloud only acts as an end-to-end encrypted relay for multi-device sync, and keeps no readable content on the server.
How is a child’s privacy protected?
Every external input must be reviewed by a parent as a “memory proposal” before entering the archive. Wellbeing is a sensitive dimension — we only offer gentle reminders, never psychological diagnoses or personality labels.
What can a teacher see about a child?
Teachers are restricted external roles. What they can see and write is configured by parents per subject and class; behavioral records and anything synced to the child require a second parental review.
How do underage children register?
Underage students cannot self-register; parents create and guard sub-accounts under “My Children.” Students aged 18+ (high school, university) may register on their own.
How are study plans generated?
The weekly study plan is generated by local AI from confirmed memory events. Every item traces back to a source event_id — explainable and auditable, not a black-box recommendation.
Does the AI train on a child’s data?
No. Hemiaoji’s AI runs on local models — grading, knowledge breakdown, study plans and Q&A all happen on your own device. Data is never sent out or used for training, and AI output is still a “proposal” that needs parental review.
Which roles and clients are supported?
Three clients: Teacher, Parent and Student. Around one child, the three parties collaborate on a single growth archive with clear responsibilities.
Is it free?
Core features for families are free. Premium plugins are priced on demand — contact us for a plan.
Still have questions?
Questions about privacy, roles or how to use it — reach out anytime.
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禾苗记Hemiaoji

A collaborative memory system for education. Local-first and permission-controlled, so every step of growth is recorded — steadily.

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