Aider vs Bolt

A side-by-side comparison of Aider and Bolt — pricing, free tiers, and who each tool is genuinely best for.

	Aider	Bolt
Tagline	Open-source AI pair programmer in your terminal	Prompt, run, edit, and deploy full-stack web apps in the browser
Category	AI Coding	AI Coding
Pricing	Free and open-source; you pay only underlying LLM API costs — light use ~$5-20/mo, heavy use can reach $50-200+/mo	Free tier with token allotment; Pro plans from ~$20/mo scaling with tokens
Free tier
Best for	Terminal-native developers who want maximum model flexibility and full open-source transparency.	Founders and indie hackers who want to spin up and deploy full-stack web apps entirely in the browser.
Not for	Developers who prefer a GUI or managed IDE experience over a CLI workflow.	Teams needing deep control over local toolchains, non-JS stacks, or large enterprise codebases.
Use cases	Multi-file refactoring from a prompt Bug fixes via natural language Adding features to existing codebases Automated git commits	Build full-stack web apps In-browser prototyping Prompt-to-app generation Instant deployment MVP development
	Visit Aider	Visit Bolt

Choose it if: Terminal-native developers who want maximum model flexibility and full open-source transparency.

Choose it if: Founders and indie hackers who want to spin up and deploy full-stack web apps entirely in the browser.