DevCipher - SM&Cipher&Base64

Minimalist, local-only, the ultimate crypto toolkit for developers.

DevCipher is a minimalist, ready-to-use encryption and decryption toolkit designed specifically for developers. It integrates industry-standard hash calculations, symmetric encryption, asymmetric encryption, digital signatures, and common encoding/decoding functions to solve fragmented data security needs in daily development and debugging.

Core Features:

• Hash Calculation: Supports MD5, SHA-1, SHA-256, SM3, and more for quick text digest generation.
• Symmetric Cipher: Supports AES, DES, 3DES, SM4 with various block modes and padding options.
• Asymmetric Cipher: Supports RSA and SM2 for secure encryption, decryption, and digital signing.
• Encoding Tools: High-performance Base64 converter, URL encode/decode, and Bcrypt validation.
• Premium Experience: Built with native SwiftUI, supports Dark Mode, and fully optimized for iPhone and iPad.
• Privacy First: All operations are performed strictly locally. No data is ever collected or uploaded.

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