iLovePDF vs Dropbox Paper

PandaDoc

Document workflow automation platform

Quip

Spreadsheets

pdfFiller

Online document management platform with PDF editor, form builder and eSignature solutions

eversign

Electronic Signatures

Optix

A coworking space management software

Evernote

A freemium note-taking service compatible with any device, which helps users to organize their tasks, to-dos, notes, and thoughts

Asana

A versatile cloud project management platform

Slack

A cloud-based platform for team communication and collaboration

Notion

All-in-one workspace for notes, tasks, wikis, and online databases

Wrike

A project management and collaboration platform