Developer
JSON Formatter
Format, validate, and prettify JSON in your browser. Paste messy API responses and get clean structured output.
Open tool
Calculate proportional dimensions for images, videos, and screens by entering any two ratio values.
{
"status": "ready",
"output": "clean"
}
Paste the payload, pattern, or source value.
Set the operation and any relevant options.
Inspect, copy, or download the output.
Next useful move
Format, validate, and prettify JSON in your browser. Paste messy API responses and get clean structured output.
Open toolGenerate MD5, SHA-256, or SHA-512 hashes from input text for checksums and integrity checks.
Open toolGenerate random UUID v4 identifiers in single or bulk mode for databases and API identifiers.
Open toolI used Aspect Ratio Calculator to finish a task that would normally take me much longer, and the result was clean on the first try.
User 1
Small business owner
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