Best IIJ SmartKey alternatives: apps like IIJ SmartKey

One-Time Password

by NTT DATA GROUP CORPORATION

Free

This utility generates a secure, eight-digit disposable password every minute. These one-time passwords are ideal for enhancing security across various online services, as they become invalid after a short period, even if compromised.

Surf Wallet

First and best zk-wallet

Free

This application serves as a premier zero-knowledge wallet for Web3 interactions. It offers a secure and private way to manage digital assets and engage with decentralized applications.

LIQUID eKYC

by LIQUID, INC.

Free

This app facilitates secure online procedures by leveraging services like the Public Personal Authentication Service. It handles identity verification on your behalf, providing your personal information to requesting companies for seamless online transactions. The application is designed to be used through company websites, not as a standalone tool.

TimeKey

Secure TOTP Authenticator

Free

This app generates secure Time-based One-Time Passwords (TOTP) for two-factor authentication, protecting your online accounts. It offers local data storage, biometric security, and an intuitive interface for easy account management and quick code access. No internet connection is needed for code generation.

SMARTアドレス帳 for Local Sync

by Neos Corporation

Free

This contact management app offers familiar features for organizing contacts, including group creation, bulk messaging, and birthday notifications. It allows for easy searching and management of your address book.

workhub

by BITKEY CO. LTD.

Free

Connects people, work, and various "work spaces" beyond traditional offices. Facilitates searching and booking of facilities and equipment related to business operations. Enables checking in and out of work spots.