1Password

1Password is a password manager and digital security platform that stores passwords, credit cards, secure notes, software licenses, and other sensitive information in encrypted vaults. Founded in 2006 by Dave Teare and Roustem Karimov in Toronto, 1Password was bootstrapped and profitable for over a decade before raising $620 million from Accel Partners and other investors starting in 2019 at a $6.8 billion valuation. The company serves over 150,000 businesses and millions of individual users, with notable enterprise customers including IBM, Slack, Shopify, and GitLab. Unlike free alternatives, 1Password has never offered a free tier, positioning itself as a premium product focused on security, design, and cross-platform experience.

Vault Architecture and Encryption

1Password uses a dual-key encryption model combining your account password with a Secret Key — a randomly generated 128-bit key created during setup. This means that even if 1Password's servers are breached, attackers cannot decrypt your data without both your password and Secret Key. All encryption happens locally on your device using AES-256, and 1Password has no ability to access or recover your data. Vaults organize credentials into logical groups (Personal, Work, Shared, Project-specific), and you can share individual vaults with family members or team members while keeping others private. The Watchtower feature continuously monitors your stored credentials against known data breaches, weak passwords, reused passwords, and sites lacking two-factor authentication.

Browser Extension and Autofill

1Password's browser extension (available for Chrome, Firefox, Safari, Edge, and Brave) automatically detects login forms and offers to fill credentials. It also generates strong, unique passwords during registration and saves new logins automatically. The extension integrates with the desktop app for biometric unlock (Touch ID, Windows Hello), so you authenticate once and autofill works seamlessly across all browser tabs. Passkey support allows 1Password to store and use FIDO2 passkeys, positioning it as both a password manager and a passkey manager as the industry transitions away from passwords. The inline suggestions appear directly in form fields, reducing friction compared to opening the extension manually.

1Password for Teams and Business

1Password Teams and Business plans add shared vaults, fine-grained access controls, guest accounts for contractors, activity logs, and admin policies. Administrators can enforce security policies like minimum password length for the account password, require two-factor authentication, and control which devices can access company vaults. The admin console shows a security dashboard with breach alerts, weak passwords, and compliance status across the organization. Business plans include Okta, Azure AD, and OneLogin integration for provisioning and deprovisioning users through your existing identity provider, along with custom groups and vault permissions that map to your organizational structure.

Developer and CLI Tools

1Password has invested heavily in developer tooling. The 1Password CLI (op) enables scripting and automation with vault operations from the terminal. The SSH Agent integration stores SSH keys in 1Password and presents them when needed, eliminating the need for separate SSH key management. Secret references (op://vault/item/field) let you inject secrets from 1Password into environment variables, CI/CD pipelines, and configuration files without storing credentials in plaintext. Connect Server provides a self-hosted REST API for accessing 1Password secrets from servers and automated workflows, competing directly with HashiCorp Vault for secrets management in infrastructure automation.

Pricing and Plans

1Password Individual costs $2.99/month (billed annually), Family is $4.99/month for up to 5 members, Teams Starter Pack is $19.95/month for up to 10 users, and Business is $7.99/user/month. There is no free tier — 1Password offers a 14-day free trial instead. The lack of a free plan is a deliberate choice: the company argues that free password managers are either ad-supported, limited, or have unclear business models that may compromise security priorities. For families and small teams, the pricing is reasonable; for large enterprises, per-user costs are comparable to competitors like Dashlane and LastPass.