Start with the core tools
This library is intentionally selective. We are not trying to list every AI app on the internet. The goal is to give readers useful starting points and connect them to practical workflows and deeper guides.
ChatGPT
General-purpose AI for writing, planning, analysis, coding, file work, and everyday assistance.
View profile →AI AssistantClaude
An AI assistant suited to long-form work, document analysis, coding, research, and structured problem solving.
View profile →AI AssistantGemini
Google’s AI assistant, with capabilities across writing, research, images, and productivity features connected to Google’s ecosystem.
View profile →AI ResearchPerplexity
A web-first AI answer and research engine that returns answers with inline citations.
View profile →AutomationZapier
A no-code/low-code automation platform for connecting apps, workflows, data, and AI actions.
View profile →How we cover tools
We distinguish provider-documented capabilities from hands-on testing. If we have not personally tested a tool, we do not imply that we have. Features and pricing change quickly, so each profile points readers back to the provider for the latest plan details.
How to choose a tool
Start with the job
Choose the workflow first—research, writing, client communication, or automation—then compare tools that fit that job.
Check the limits
Free tiers, usage limits, connected apps, file support, and regional availability can change. Verify current details before paying.
Keep a human review
AI can accelerate routine work, but important facts, client-facing material, and automated actions still need appropriate review.
Not sure where to start?
Start with our existing comparison and workflow guides before choosing a subscription.
Compare AI assistantsCompare automation toolsGo deeper
Our existing guides cover comparisons, automation, freelancing, productivity, and realistic side-income workflows.
Browse all guides