Frequently Asked Questions

toolcli is a growing collection of developer utilities for text processing, data conversion, encoding/decoding, time conversion, hashing, and random ID generation.

Most transformations run in your browser. Network diagnostics disclose the ToolCLI or external services needed to complete a lookup.

Yes! toolcli is completely free with no registration required and no hidden costs.

We believe developer tools should be accessible to everyone.

No account is needed. Simply open the website and start using any tool immediately.

All tools are instantly available without any sign-up process.

Most conversion inputs are processed in your browser. Domain Checker sends entered domains to DNS or RDAP services, while IP Inspector contacts the ToolCLI edge API and STUN services.

Do not enter sensitive data into a network diagnostic unless sending it to the disclosed service is appropriate for your task.

ToolCLI uses Google Analytics, Google AdSense, and Microsoft Clarity. These services may process device, request, page, and interaction data as described in our Privacy Policy.

ToolCLI does not intentionally include conversion inputs or outputs in analytics events; network diagnostics additionally send the data needed for their disclosed requests.

Network diagnostics require a connection. A browser-local tool that is already loaded may continue processing, but ToolCLI does not currently guarantee full offline availability.

Reloading or opening another page normally requires network access.

Simply navigate to the tool you need, enter or paste your data, and click the run button.

Most tools also support sample data with a "Prefill Sample" button to help you get started quickly.

Yes! Each tool has its own unique URL that you can bookmark.

For example, Base64 Studio is at /tools/base64.

Press ⌘K (Mac) or Ctrl+K (Windows/Linux) to quickly search for tools.

Most tool pages also support standard browser shortcuts like ⌘C to copy results.

Yes! We are constantly expanding our tool collection based on user feedback.

If you have suggestions for new tools, please let us know at feedback@toolcli.com.

toolcli is built with modern web technologies including Nuxt 4 (Vue 3) and TypeScript.

We use native Web APIs whenever possible to keep the bundle size small and performance fast.

toolcli works on all modern browsers including Chrome, Firefox, Safari, and Edge.

We recommend using the latest browser version for the best experience.

Please email us at feedback@toolcli.com with details about the issue.

Include information about your browser, the tool you were using, and steps to reproduce the problem.