Side by side
CodeSandbox vs JDoodle
Both stand on coding playgrounds. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Choose CodeSandbox if you need isolated development environments that can be started through an SDK, resumed from snapshots, or used for parallel agents and CI/CD tests. The free plan provides a way to start, while teams needing more capacity can consider the listed Build, Scale, and Enterprise tiers. Look elsewhere if you need a stated price for a paid plan before choosing.
Visit CodeSandbox
JDoodle combines a browser-based coding environment with education tools, mobile apps, embeds, and API access. Its no-expiration free plan provides a way to start, while some options have usage or platform limits.
Visit JDoodleThe facts
| CodeSandbox | JDoodle | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Web, iPhone | Android, API, Extension, iPhone, Web |
| Lowest paid plan | Free or on request | See the plans |
| Plans published | 3 | 11 |
| Maker | CodeSandbox | Not published |
| Website | codesandbox.io | jdoodle.com |
| On coding playgrounds | #21 of 138 | #17 of 138 |
CodeSandbox: what it does well
- Isolates each environment for safer untrusted-code execution.
- Starts, clones, or restores microVMs within two seconds.
- Resumes work in the same sandbox from snapshots.
- Supports parallel agents and agent A/B testing.
- Tests can run in sandboxes that hibernate afterward.
What to know first
- Build includes five members and 40 monthly VM-credit hours.
- Scale is limited to 20 members and 250 concurrent VMs.
- Enterprise plan pricing is not provided here.
JDoodle: what it does well
- Browser IDE requires no installation.
- Supports 114 languages, frameworks, and databases.
- Education tools include automated correction and grading.
- Mobile apps support iOS and Android.
- Free plan does not expire or require a card.
What to know first
- Free platform plan limits projects to 100 saved projects.
- Chrome extension has no Firefox or Safari version.
- API Free has no internet access.
- Pro costs $15 a month.
Alternatives to CodeSandbox Alternatives to JDoodle The whole list