When choosing a scientific Internet access ladder tool, users should make judgments based on their actual needs, budget, and usage scenarios. For users who only need to unblock streaming media or use ChatGPT, NiceCloud and Irvine Cloud are good choices, cost-effective and stable. For users who need higher privacy protection and multi-device connection, Surfshark VPN provides additional privacy protection. SYCloud and Tornado Accelerator are more suitable for deep users who have higher requirements for speed and stability, or have special needs for traffic and IP.