Foundry vs plain: 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 Foundry and plain side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a 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:
Foundry
Blazing fast smart contract development toolkit for Ethereum.
Best for you if:
- • You want blazing fast compilation and execution
plain
Compile, test and deploy Solidity contracts fast, with automatic verification
Best for you if:
- • Solidity developers who want faster test runs and a simpler toolchain than Foundry or Hardhat, including on existing Foundry projects
| At a Glance | Foundry | plain |
|---|---|---|
Starts at | Free 100% free | Free 100% free |
Category | Testing & QA Crypto & Web3 | Blockchain Development Testing & QA |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Choose Foundry or plain?
Choose Foundry if
- You want blazing fast compilation and execution
- You want comprehensive suite of tools for the entire dev lifecycle
- You work in testing & QA, not blockchain development
Choose plain if
- Solidity developers who want faster test runs and a simpler toolchain than Foundry or Hardhat, including on existing Foundry projects
- You want compile, test and deploy Solidity contracts fast, with automatic verification
- You work in blockchain development, not testing & QA
In-Depth Analysis
Foundry
Blazing fast smart contract development toolkit for Ethereum.
Foundry is entirely free, offering an incredibly generous and accessible toolkit for smart contract development.
Strengths
- Pro: Blazing fast compilation and execution
- Pro: Comprehensive suite of tools for the entire dev lifecycle
- Pro: Ability to test against real chain state for robust testing
- Pro: Open-source and community-driven with active development
- Pro: Easy to install and get started
Weaknesses
- Con: Primarily command-line based, which might have a learning curve for some
- Con: Requires familiarity with Ethereum development concepts
Key features
plain
Compile, test and deploy Solidity contracts fast, with automatic verification
Key features
Plans and prices: Foundry vs plain
| Tool | Plans and prices | Source |
|---|---|---|
| Foundry |
| getfoundry.sh/pricing read Sep 29, 2026 |
| plain | No plan prices on file | getplain.org |
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 Foundry pricing and plain pricing.
Key Takeaways
Foundry
- Choose if you want blazing fast smart contract development toolkit for Ethereum
plain
- Choose if you want compile, test and deploy Solidity contracts fast, with automatic verification
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Both have 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 Foundry and plain compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Both have a free plan.
What are Foundry and plain used for?
Foundry: Blazing fast smart contract development toolkit for Ethereum. plain: Compile, test and deploy Solidity contracts fast, with automatic verification.
What does Foundry cost vs plain?
Foundry is free. plain is free. Prices read on the vendors' pricing pages, latest check Sep 29, 2026.
What's the main difference between Foundry and plain?
Foundry's main strength: blazing fast compilation and execution. plain focuses on compile, test and deploy Solidity contracts fast, with automatic verification.