Terminal# by Vasiliy Shaydullin represents a specialized SSH client solution for iOS devices, filling a niche for professionals requiring secure remote server access without traditional computing hardware. The application establishes itself in the mobile terminal market by prioritizing security and functionality over aesthetic flourishes, positioning as a practical tool rather than a consumer-focused application. The core functionality centers around robust SSH protocol implementation with secure data transmission, supporting key-based authentication and session management. The terminal interface provides full command-line access with support for common keyboard shortcuts and terminal emulation features. Session persistence allows users to maintain multiple server connections simultaneously, with saved credentials enabling quick reconnection to frequently accessed systems. The application's design prioritizes functional reliability over visual elements, though it maintains a clean, readable interface appropriate for terminal work. User experience demonstrates particular strength in mobile workflow integration, with reviewers noting effective iPad and external keyboard support. The interface maintains readability on smaller screens through adjustable font sizes and practical layout organization. Real-world usage patterns show sysadmins performing emergency server maintenance, developers pushing code updates, and homelab enthusiasts managing Raspberry Pi clusters remotely. The absence of data collection, as noted by users, reinforces its security-first approach for enterprise environments. User feedback trends consistently highlight reliability and security as primary strengths, with reviewer 'ios 5 was the best' (2024-12-17) specifically praising the no-data-collection policy. Multiple reviews mention seamless Raspberry Pi management, with 'Pf asdf' (2024-06-18) describing it as indispensable for off-grid server administration. Some users note interface limitations, including requested zoom functionality improvements ('Nebothebo', 2024-08-10) and specific keyboard mapping issues in tmux environments that affect advanced terminal workflows. The application demonstrates clear strengths in security implementation and reliable connectivity, though certain advanced terminal functions require workarounds. Ideal use cases include emergency server access, light administrative tasks, and environments where laptop access proves impractical. Limitations appear primarily in specialized keyboard mapping scenarios rather than core functionality, making Terminal# most valuable for professionals requiring reliable basic-to-intermediate SSH access rather than advanced terminal customization.