JDoodle

Overview

JDoodle brings together a browser IDE, classroom tools, runnable code embeds and a compiler API for working with programs in many languages. It is best suited to students and teachers who need coding and assessment in one place, and to developers who want hosted execution or an embeddable editor. Its lasting free tier is useful, but project caps and distinct platform and API quotas make the right plan depend on how you intend to use it.

Key features

The browser IDE runs programs on JDoodle machines, so there is no local installation to manage. Support for 114 languages, frameworks and databases gives learners and developers room to try different technologies in one workspace. Full-stack runtime scope, real-time collaboration and public sharing extend it beyond solo snippet experiments; hosted execution, however, means programs run within bounded time and memory rather than on your own machine.

For teaching, JDoodle combines assignments, automated correction and grading with multiple question types, roles and result disclosures. That makes it more appropriate for structured coursework than a simple code runner, particularly where teachers need to manage assessment as well as practice. The education features are less compelling for someone who only needs to run occasional snippets.

Embeds add a runnable IDE to websites, course materials or learning management systems with three lines of HTML. The Compiler API offers REST for final results and WebSocket for streamed output and interactive programs. Both API and embed submissions execute on JDoodle machines under time and memory bounds, a useful managed setup that may not suit workloads needing unrestricted execution. The mobile apps let users write and run code on iOS and Android phones and tablets, though a phone-sized workspace may be less convenient for extended coding.

The free browser extension is limited to Google Chrome, so it is not an option for Firefox or Safari users. JDoodle Labs Pty Ltd says it primarily stores personal information in Australia and the United States and uses safeguards against unauthorized access. Stripe processes credit card payments; JDoodle says it does not store or handle card details in its own systems. The company also says its support team answers customer questions directly and provides documentation.

Pricing

JDoodle is freemium, with no free trial. The Free platform plan costs nothing, remains free forever and requires no credit card. It allows 1,000 code executions per day, 100 saved projects and one collaborator per project. That is a practical starting point for regular individual use, but the project ceiling and single-seat collaboration constrain larger or shared work.

Pro costs $15 a month, billed monthly, and includes 150 AI credits a month, 10 collaborators per project and five Premium Embed IDEs. It suits users who need more collaboration or premium embeds, but the listed inclusions do not state higher execution or saved-project allowances than Free. Student costs $4 a month, billed yearly at US$48 a year, and adds unlimited executions and saved projects, 50 AI credits per month, twice the standard workspace and 10 collaborators per project. It is the clearest fit for an individual student expecting sustained use; the annual billing commitment is the trade-off.

Teacher has custom pricing and includes unlimited collaborators per project plus unlimited assessments and students, making it the education-focused choice for organized classes. Enterprise also has custom pricing and adds SSO, invoice payment, advanced user management and priority support for organizations that need those controls.

API Free costs nothing and provides 20 credits per day, no internet access, REST and WebSocket APIs, and all languages. It is suitable for small-scale or offline-connected API experiments, not services that need internet access or a larger daily allowance. API Starter costs $10 a month for 1,000 credits per day and internet access; Growth costs $20 a month for 2,000 credits per day and internet access; Scale costs $50 a month for 5,000 credits per day and internet access. Choose among them by expected daily volume, since the stated distinction is the quota.

Platforms

JDoodle is available on the web, Android and iOS, with an API and a Chrome extension. That range supports browser, mobile and integration use, but the extension's Chrome-only availability narrows its usefulness for other browsers.

Who it's for

JDoodle is a strong match for students who want a broad-language coding environment, teachers who need assignments and grading, and developers embedding runnable code or integrating hosted compilation. The free plan suits individual practice and modest collaboration. Users who need more saved projects, unlimited executions, internet-enabled API calls or class-wide assessment should compare the relevant paid tiers. It is less suitable for those requiring a local execution environment or a browser extension outside Chrome.

Pros and cons

• Pros: 114 supported languages, frameworks and databases make one browser workspace useful across varied learning and development tasks.
• Pros: The permanent, no-card Free plan allows 1,000 daily executions and 100 saved projects, making ongoing individual use possible without a trial deadline.
• Pros: Education tools combine assignments, automated grading, roles and result disclosures, while embeds and REST/WebSocket APIs support teaching and integration use.
• Cons: Free platform projects cap at 100 and each project allows only one collaborator, limiting shared work unless users move to a plan with more seats.
• Cons: API Free is capped at 20 credits daily and has no internet access, so connected applications need a paid API tier.
• Cons: The browser extension supports Chrome only, and execution occurs on JDoodle machines with time and memory bounds rather than locally.

Alternatives

For a broader comparison, browse Code Playground Software or Coding Playgrounds.

Choose Playcode if its free trial and wider listed platform support, including Linux, macOS and Windows, better fit your devices; its free plan limits you to three projects or published sites and requires Playcode branding.

OneCompiler is worth considering if unlimited code executions on a free plan matter more than JDoodle's 100 saved projects; OneCompiler's free tier includes 20 AI credits per day.

Pick StackBlitz if you specifically need a self-hosted option or want its listed private-project and file-upload options on Personal+.

Observable may suit work centered on self-hosted use or file attachments; its free tier includes 1 GB per month, but embeds carry a watermark.

Choose Google Colab if notebook work and GPU access are the priority; its free plan has limited GPU access and no guaranteed compute units, while Colab Pro is $8.33 a month on an annual or fixed-term plan.

CodePen is an alternative for public web snippets: its free plan includes unlimited public Pens, with three files per Pen.

Val Town is a better fit if scheduled runs and public vals are central to your use; its free tier allows 100,000 runs per day and unlimited public vals, with one-minute run time and three-day log retention.

Consider CodeSandbox if its listed VM-credit and member allowances better match your team's requirements.

Verdict

JDoodle is a sound choice for learners, teachers and developers who want browser-based coding alongside education tools, embeddable IDEs or compiler APIs. Its permanent free plan and unusually broad language coverage make it easy to adopt for practice and small projects. Look elsewhere if you need local execution, a non-Chrome extension or more generous free collaboration; choose a paid tier when project, execution, seat or API limits become the constraint.