Hello! Yes, there are VPN services that you can use while roaming or with a Singapore SIM card. Here are a few options you can consider:
1. E×ρréššVPN: A popular VPN service known for its fast speeds and strong security features. It has servers in Singapore and works well for users who are traveling or using a Singapore SIM card.
2. NørdVPN: Another reliable VPN service with a large server network, including servers in Singapore. It offers strong encryption and good performance for users on the go.
3. CyberGhost: This VPN service has servers in Singapore and offers easy-to-use apps for various devices. It provides good privacy features and is suitable for travelers.
Remember to check the specific VPN provider's terms and conditions regarding roaming and SIM card usage to ensure smooth connectivity and compliance with their policies. Hope this helps! Let me know if you have any more questions.