Pricing
Not listed
Official monthly price not confirmed
- API
- Not confirmed
Finding the possibilities
RunJS
● Identity checkedDeveloper tools · Vendor site 2026-10-04
RunJS is a desktop JavaScript and TypeScript playground for macOS, Windows, and Linux that evaluates code as you type.
- Category
- Developer tools
- Free access
- Homepage offers a free download;
- API access
- Not confirmed
Is RunJS right for you?
A good fit for
JavaScript developers who want a fast local scratchpad with npm support for experiments and teaching.
Before you choose
Prices and plan limits were not confirmed from the vendor; check their site before buying.
Desktop JS scratchpad
RunJS targets quick JavaScript and TypeScript experiments with instant feedback, built-in runtimes, and npm packages on the desktop.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Live evaluation | Homepage tagline states code runs as you type with Node.js, browser, and npm in one app. | Facts sourced | 2026-10-04 |
| Platforms | Download section lists macOS, Windows, and Linux builds. | Facts sourced | 2026-10-04 |
| Licensing | Buy page sells Perpetual and Lifetime licenses with two-device activation limits. | Facts sourced | 2026-10-04 |
Understand the total cost
RunJS pricing & plans
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Explore toolThe practical questions
Frequently asked questions
Can I use my RunJS license on multiple devices?
The buy page FAQ states a license may be active on up to two devices at the same time, with deactivation available to move seats.
What happens after I buy a RunJS license?
FAQ copy explains purchasers receive a license key by email and activate it from the Activate control in the app window.
What is RunJS used for?
RunJS is a desktop JavaScript and TypeScript playground for macOS, Windows, and Linux that evaluates code as you type.
Does RunJS have a free plan?
Homepage offers a free download;. This record does not confirm an ongoing free plan.
How much does RunJS cost?
A listed monthly price has not been confirmed. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use RunJS through an API?
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Prices and plan limits were not confirmed from the vendor; check their site before buying.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Identity and profile
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.