Yes. When creating a post, select multiple accounts across different platforms. Use Fill other accounts to copy the active account's content, then edit each account independently before publishing.
You can also customize supported platform settings such as Pinterest board selection, YouTube title/privacy/category, TikTok delivery/privacy controls, and Facebook Post/Reel mode.
Each destination is validated against its own text and media limits. One platform can fail while another succeeds; solnk records the result per account so failed destinations can be corrected and resent without changing successful ones.