Purple Planet: Royalty free music you can use for your podcast or YouTube video. A great selection of music you can use for free, as long as you credit Purple Planet. If you need more than the free version allows, the paid licenses are very reasonably priced.
GOOGLE DOCS :Sorry Microsoft, but Google Docs has just about replaced Microsoft Office for me. Use Docs for your documents, Sheets for your spreadsheets, Slides for presentations and Forms for surveys and forms.
WAVE : Wave is a totally free online accounting software. With Wave you will be able to create and send invoices, track payments and do basic bookkeeping. If you are not ready for Quickbooks. Wave is a good place to start.
CANVA: Canva is for designing just about anything. Social Media posts, invitations, business cards. I use Canva almost every day.
PIXABAY: Pixabay is the source for free to use pictures, images and graphics. Just remember crediting your photographer is the right thing to do. Even better if you give them a tip.
BUFFER: Buffer is for scheduling your social media posts. The free version is limited, but will be enough to get you started.
HUBSPOT CRM: Hubspot has an absolutely free, full featured CRM (Customer Relationship Manager) plus Free Marketing, Sales and Service Tools.