Coverler creates unique cover letters for every job you apply to in minutes. Just provide your skills, experience and job details – and get the perfect cover letter. This AI-powered tool finds and highlights your skills & experience that match job requirements, and helps prove that you are the perfect candidate!

Source

Resume Trick gives you resumes, CVs, and cover letters powered by AI technology, allowing you to complete your resume faster with prompts and automated writing. With an intuitive interface and expert writing assistance, it allows anyone to quickly build customized resumes and cover letters for free.

Source