Question 1

Is Devin better than Aider?

Accepted Answer

It depends on your use case. Devin is known for Autonomous AI software engineer by Cognition, while Aider AI pair programming in your terminal. See our full comparison above for a detailed breakdown.

Question 2

Is Devin free?

Accepted Answer

Devin pricing: $500/mo.

Question 3

Is Aider free?

Accepted Answer

Aider pricing: Free (open-source).

Question 4

What are the main differences between Devin and Aider?

Accepted Answer

Devin and Aider differ in features, pricing, and platform support. Devin: Autonomous AI software engineer by Cognition. Aider: AI pair programming in your terminal. See the full side-by-side comparison above for details.

Feature	Devin	Aider
Category	Coding Assistants	Coding Assistants
Pricing	$500/mo	Free (open-source)
GitHub Stars	—	✓ More stars 30k
Platforms	Web	macOS, Linux, Windows
Key Features	✓ Autonomous coding ✓ Bug fixing ✓ Deployment ✓ Learning from docs ✓ Multi-step planning	✓ Git-aware editing ✓ Multi-file changes ✓ Auto-commits ✓ Multi-model ✓ Voice coding ✓ Linting
Pros	+ Fully autonomous coding agent + Own development environment + Can handle end-to-end tasks + Learns from documentation + Impressive demo results	+ Git-aware (auto-commits changes) + Multi-file editing + Works with any model + Terminal-native + Free and open-source
Cons	− $500/mo price point − Closed-source − Real-world performance varies − Limited availability	− CLI only (no GUI) − Requires API key setup − Can make unwanted changes − Token costs with large codebases
Tags	autonomouscodingagentsoftware-engineer	open-sourcecodingcligitpair-programming

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Devin

Aider

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