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100% Free Every tool is free to use, with no usage caps, no premium tier and no credit card required.

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Runs In Your Browser Every tool processes your input locally with JavaScript. Nothing is uploaded to a server.

Fast No upload, no queue, no waiting on a server round-trip — results appear as you type.

Latest From the Blog

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Sep 4, 2026

How QR Codes Work

The basics of how QR codes store data and stay scannable when damaged.

Sep 3, 2026

Common Developer Text Transformations

Why programming languages disagree on casing conventions, and how to convert between them.

Sep 2, 2026

HEX vs RGB vs HSL

Three ways to describe the same color, and when each one is easier to use.

Frequently Asked Questions

Is JsonCherry really free?

Yes. Every tool on JsonCherry is 100% free to use, with no usage limits, no premium tier, and no credit card required.

Is my data uploaded anywhere?

No. Every tool runs entirely in your browser using JavaScript. Whatever you type or paste into a tool never leaves your device or gets sent to our servers.

Do I need to create an account?

No account or sign-up is required. Just open any tool page and start using it right away.

Which browsers are supported?

JsonCherry works in any modern browser, including Chrome, Firefox, Safari and Edge. No plugins or extensions are needed.

Can I suggest a new tool?

Definitely — we're actively adding new tools. Send suggestions through our Contact page.

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