Free online image & PDF tools that respect your privacy

Compress, resize and convert images, shrink PDFs and generate QR codes — right in your browser. Your files never leave your device.

Compress an image Browse all tools

✓ No uploads✓ No signup✓ No watermarks✓ Works on mobile

Image tools

Image CompressorShrink JPG, PNG and WEBP files with a quality slider or a target size.Image ResizerResize by exact pixels or percentage, with aspect-ratio lock.JPG → PNGConvert JPG photos to lossless PNG images.PNG → JPGConvert PNG images to smaller JPG files.JPG → WEBPConvert JPG to modern, smaller WEBP images.WEBP → JPGConvert WEBP images to widely compatible JPG.Reduce to 100 KB / 500 KB / 1 MBHit an exact target like 100 KB, 500 KB or 1 MB in one click.WEBP ConverterConvert JPG and PNG images to modern, lightweight WEBP.

PDF tools

PDF CompressorMake scanned and image-heavy PDFs dramatically smaller.JPG → PDFCombine one or more images into a single PDF.PDF → JPGTurn every PDF page into a high-quality JPG image.

Developer tools

JSON FormatterPretty-print, minify and inspect JSON instantly.JSON ValidatorValidate JSON and pinpoint the exact error line.Base64Encode text or files to Base64, or decode it back.JWT DecoderDecode JWT header, payload and expiry at a glance.UUID GeneratorGenerate one or hundreds of random v4 UUIDs.

Calculators

GST CalculatorAdd or remove GST at any rate with CGST/SGST split.EMI CalculatorMonthly EMI, total interest and a full payment breakdown.SIP CalculatorProject SIP maturity value, invested amount and gains.PercentageWhat is X% of Y, percentage change, increase and more.

SEO tools

Meta TagsGenerate SEO, Open Graph and Twitter Card meta tags.Robots.txtBuild a correct robots.txt with common presets.SitemapPaste your URLs and get a valid sitemap.xml.

QR tools

QR GeneratorQR codes for links, Wi-Fi, email, phone numbers and contacts.

Why Dhiva Tools?

Private by design

Your files are processed with in-browser technology and never uploaded to a server. Close the tab and nothing is left behind.

Instant results

No queues, no waiting for uploads. Processing starts immediately on your own device — even on mobile.

Free, no signup

Every tool is free to use with no account, no watermarks and no file limits games. Just open a tool and go.

Dhiva Tools is built by Dhiva Labs, an independent software studio. Every tool on this site runs entirely inside your browser using modern web technology — which is why they are fast, free and private. Read more on our about page or see exactly how your data is handled in our privacy policy.