Reviewed by the Softwares.com Editorial Team · Last updated June 2026 · How we rate
Key facts
- Vendor
- Aider
- Pricing
- Open source — Free
- Free tier
- Yes
- Platforms
- Mac, Windows, Linux
- Best for
- Developers
- Editor rating
- 4.5 / 5
- Founded
- 2023
- Headquarters
- Open source
What is Aider?
Aider is a ai coding tool from Aider. Aider is an open-source CLI that pairs with LLMs to edit code in your git repo.
Aider uses open source pricing and offers a free tier you can start on without a credit card. Free.
It's best suited to developers and runs on Mac, Windows, Linux.
Standout strengths include free & open source, works with any model, git-aware. Worth weighing: pay for model api usage, terminal-based.
Aider pricing
Pros
- Free & open source
- Works with any model
- Git-aware
Cons
- Pay for model API usage
- Terminal-based
Aider vs alternatives
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Frequently asked questions
What is Aider?
Aider is an open-source CLI that pairs with LLMs to edit code in your git repo.
How much does Aider cost?
Aider is open-source-priced. It has a free tier.
Does Aider have a free trial?
Aider offers a free tier rather than a time-limited trial.
What platforms does Aider support?
Aider is available on Mac, Windows, Linux.