Calculate file hashes using MD2, MD4, MD5, SHA1, SHA224, and SHA256. Support batch processing for multiple files. Generate checksums for verification or security purposes. Export results as text or copy to clipboard.
Enable two-factor authentication with time-based OTPs. Generate 6-digit codes every 30 seconds. Set up automatically via QR code. Supports multiple accounts. Store codes securely in encrypted iOS keychain. Copy codes to clipboard.
Hong Kong Source Research Society Supply Chain Limited
Capture notes, track to-dos, organize tasks
Capture notes, to-dos, and schedule events in one place. Link notes with tags and links for organization. Set reminders and sync across devices. View progress on goals and tasks. Export notes in various formats.
Store and manage passwords, notes, and files locally without internet connectivity. Encrypt data using AES-256. Access items via a searchable database. Backup and restore data manually. Sync across devices using manual file transfers.
