Your Digital Second Brain,
Shielded Locally

SecureThink is a premium, privacy-first offline edge assistant that encrypts your personal knowledge base and runs local AI models directly on your device. Zero servers. Zero leaks.

Industry Breakthrough

End-to-End On-Device RAG

Traditional AI tools upload your sensitive documents to remote GPU clusters, incurring high subscription fees and severe privacy risks. SecureThink flips the paradigm: document parsing, overlapping chunk segmentation, ONNX embedding generation, and high-performance vector search all execute directly on your phone's processor.

$0 Server Cost
Zero Network Latency
Unlimited Local Knowledge

Isolated Protection

Traditional AI apps send your data to the cloud. SecureThink encapsulates everything in a local cryptographic shield.

Defense-in-Depth Cryptography

Combining Android OS Sandbox isolation with raw database encryption. Even on a fully Rooted device or via ADB extraction, your data remains safe. Everything is written using SQLCipher AES-256 cryptographic protection.

SQLCipher AES-256

PII De-Identification

Need powerful cloud models? Our hybrid interface pre-filters queries on-device, automatically stripping Personally Identifiable Information (PII) before transmission to custom cloud endpoints.

PII Redaction Engine

Native System Skills

Execute local automation tasks without internet dependencies. SecureThink securely accesses system tools on-device (diagnostics, offline contacts lookup, native alarm control). We are continuously shipping new Local Skills to expand your agentic offline workflow.

Local Agent Skills

Biometric Session Lock

Locks automatically after 10 minutes of inactivity. Accessing local history or importing files requires biometric authentication (Fingerprint / Facial recognition), keeping your data safe from physical intrusion.

Biometric Prompt

Accountless & Confidential

No user registration required. Your inputs and conversational logs never leave your device. Only optional, fully anonymized diagnostic logs are transmitted to help us fix crashes.

Privacy-First Telemetry

On-Device RAG

Imports and parses PDFs, Markdown, and custom notes locally using on-device embedding models, building a secure vector index for semantic search without cloud dependencies.

Local Embeddings

See the Security in Action

Local PII Redaction Simulator

Type your query and toggle the de-identification filter to see how data is scrubbed locally before cloud transmission.

Data Sent to Cloud API:
Draft email to [NAME] at [EMAIL] using credit card [REDACTED].
Physical Access (SQLCipher AES-256) Simulator

Toggle the decryption state to see what an attacker or system hacker extracts from your device database.

Database Table: `secure_notes`
ID Title Decrypted Content
1 Private Key my-secret-vault-api-key-12345
2 RAG Document Swiss Bank routing number: 9876-54
Status: Decrypted (Access Granted)

Experience SecureThink Today

Run offline LLMs, encrypt your second brain, and execute secure agent commands. Complete on-device RAG engine, zero servers, zero subscription fees.

Requires Android 10+ | SQLCipher Support Enabled