Each platform has its own unique features and audience, and the best platform to showcase your singing talent depends on your goals and target audience. Here's a breakdown of the strengths and weaknesses of each platform:

1. Instagram: Instagram is a visual platform that allows users to share photos and short-form videos. It is a great platform for showcasing your singing talent through short video clips or Instagram Reels. Instagram also has a large user base, making it a great platform to build your following and connect with fans. However, the algorithm can be competitive, and it can be challenging to stand out from the crowd.
2. TikTok: TikTok is a short-form video platform that has become popular for its viral challenges and trends. It is a great platform to showcase your singing talent through short, engaging videos. TikTok has a highly engaged audience, making it a great platform to build your following and connect with fans. However, the algorithm can be competitive, and it can be challenging to stand out from the crowd.
3. Resso: Resso is a music streaming app that allows users to discover and share music. It is a great platform to showcase your singing talent through your original music or cover songs. Resso has a highly engaged audience, making it a great platform to build your following and connect with fans. However, it is still a relatively new platform and has a smaller user base compared to Instagram or TikTok.
4. YouTube: YouTube is a video-sharing platform that allows users to upload and share long-form videos. It is a great platform to showcase your singing talent through full-length performances or music videos. YouTube has a large user base, making it a great platform to build your following and connect with fans. However, it can be challenging to stand out from the crowd, and it can take time to build a following.

In summary, the best platform to showcase your singing talent depends on your goals and target audience. Instagram and TikTok are great for short-form videos, while Resso is great for music streaming, and YouTube is great for long-form videos. Consider your audience and the type of content you want to create when deciding which platform to use.