Codium AI vs IntelliJ IDEA: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Codium AI and IntelliJ IDEA side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, IntelliJ IDEA leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Codium AI
AI-powered test generation for code
IntelliJ IDEA
The capable & ergonomic Java IDE
Best for you if:
- • You want a free tier before you commit
| At a Glance | Codium AI | IntelliJ IDEA |
|---|---|---|
Starts at | From $30/user/mo, billed monthly Pro Team plan | Free plan, paid from $599/year Ultimate plan |
Category | AI Coding Developer Tools | IDE & Code Editors Developer Tools |
Rating | 4.5/5 G2 4.5 120 reviews | 4.6/5 G2 4.6 · Capterra 4.7 3,653 reviews |
Free plan | No | Yes |
Watch out for | n/a | Plugin ecosystem is free, but some premium plugins (Database Tools, AI Assistant Pro) are bundled only with Ultimate |
Choose Codium AI or IntelliJ IDEA?
Choose Codium AI if
- You need AI coding features specifically.
Choose IntelliJ IDEA if
- You want a free tier before you commit
In-Depth Analysis
Codium AI
AI-powered test generation for code
However, heavy users may find the 2,500 credit cap limiting, and Enterprise custom pricing could be steep.
Strengths
- Pro: AI test generation
- Pro: IDE integration
- Pro: Good for coverage
- Pro: Privacy options
- Pro: Free tier
Weaknesses
- Con: Test quality varies
- Con: Learning curve
- Con: Language support varies
- Con: Enterprise expensive
- Con: Not replacement for manual
Key features
IntelliJ IDEA
The capable & ergonomic Java IDE
IntelliJ IDEA Community Edition is the best free Java IDE available, it covers core Java, Kotlin, Gradle, and Maven with full refactoring support.
Watch out
Plugin ecosystem is free, but some premium plugins (Database Tools, AI Assistant Pro) are bundled only with Ultimate
Strengths
- Pro: Best Java IDE
- Pro: Smart completions
- Pro: Refactoring tools
Weaknesses
- Con: Resource intensive
- Con: Expensive Ultimate
Key features
Plans and prices: Codium AI vs IntelliJ IDEA
| Tool | Plans and prices | Source |
|---|---|---|
| Codium AI |
| codium.ai/pricing read Nov 2, 2026 |
| IntelliJ IDEA |
| jetbrains.com/idea read Sep 30, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Codium AI pricing and IntelliJ IDEA pricing.
Key Takeaways
Codium AI
- Worth considering for AI coding
IntelliJ IDEA
- Has a free plan
What the data shows
On the data below, IntelliJ IDEA leads on a free plan. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.5/5 from 120 reviews for Codium AI, 4.6/5 from 3,653 reviews for IntelliJ IDEA).
- Entry prices are not ranked, they are charged on different bases: Codium AI $30/user/mo, billed monthly; IntelliJ IDEA $599/year.
- Only IntelliJ IDEA has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Codium AI and IntelliJ IDEA compare in 2026?
On the data below, IntelliJ IDEA leads on a free plan. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.5/5 from 120 reviews for Codium AI, 4.6/5 from 3,653 reviews for IntelliJ IDEA). Entry prices are not ranked, they are charged on different bases: Codium AI $30/user/mo, billed monthly; IntelliJ IDEA $599/year. Only IntelliJ IDEA has a free plan.
What are Codium AI and IntelliJ IDEA used for?
Codium AI: AI-powered test generation for code. IntelliJ IDEA: The capable & ergonomic Java IDE.
What does Codium AI cost vs IntelliJ IDEA?
Codium AI's cheapest paid plan is Pro Team at $30/user/mo, billed monthly. IntelliJ IDEA's cheapest paid plan is Ultimate at $599/year; it also has a free plan. Prices read on the vendors' pricing pages, latest check Nov 2, 2026.
What's the main difference between Codium AI and IntelliJ IDEA?
Codium AI's main strength: AI test generation. IntelliJ IDEA's main strength: best Java IDE.
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