PixelKaro
Switch language to ?
PixelKaro · Photo, signature & document tools
Resize photo and signature for online forms.
Set the KB range, pixel size, format and DPI your form asks for, or pick an IBPS or SSC requirement. PixelKaro does it in one step on your device. Nothing is uploaded.
Always confirm the limits in your form's official instructions.
Processed on this device. Your files are never uploaded.
Focused tools. One simple place.
Tools by job
Upload forms
Compress PhotoCompress a photo to 20KB, 50KB, 100KB or any KB size.Passport Size Photo Maker35×45 mm photo with white background and A4 print sheet.Signature ResizerResize a signature to 140×60 px and 10–20 KB for exam forms.Increase Photo Size in KBRaise a photo or signature to a minimum KB size without changing its pixels.
Exam & job forms
IBPS Photo & Signature SizePhoto 20–50 KB · Signature 10–20 KB · Left thumb 20–50 KB · Declaration 50–100 KBSBI PO Photo & Signature SizePhoto 20–50 KB · Signature 10–20 KB · Left thumb 20–50 KB · Declaration 50–100 KBSSC CGL Signature SizeSignature 10–20 KBSSC CHSL Signature SizeSignature 10–20 KBRRB Group D Signature SizeSignature 30–49 KB
PDF tools
Photo to PDF (JPG to PDF)Convert JPG, PNG and WebP photos into one PDF online. Arrange up to 20 photos, choose a page size and download privately.Compress PDFReduce PDF file size online with a 100 KB, 200 KB, 500 KB or custom target. Compare the actual size and download without uploading your file.Merge PDFCombine several PDFs into one file, in the order you choose.PDF to JPGTurn PDF pages into JPG or PNG images.Sign PDFDraw, type or upload your signature and place it on a PDF.PDF DPI CheckerCheck the DPI of images inside a PDF before printing.Split PDFExtract pages from a PDF or split it into several files.Organize PDFReorder, delete and rotate PDF pages, then save.Rotate PDFFix sideways or upside-down PDF pages and save the PDF.Resize PDF to A4Fit every PDF page onto A4, Letter, Legal, A5 or A3 paper.Add Page Numbers to PDFNumber the pages of a PDF, in the corner or position you choose.Watermark PDFStamp text such as CONFIDENTIAL or your name on every PDF page.
All PDF tools Size & format
Image ResizerResize to exact pixels, cm, mm or inches.Image CropperCrop images freely or to a precise aspect ratio and size.HEIC to JPGConvert iPhone HEIC and HEIF photos to JPG or PNG online. Keep pixel dimensions, choose JPG quality and download privately without uploading.WebP to JPGConvert WebP images to JPG or PNG online. Preserve dimensions, keep PNG transparency or select a JPG background color, then download privately.
Print & DPI
Image DPI CheckerCheck image DPI, pixel size and print size.Change Image DPIChange JPG or PNG photo DPI to 72, 150, 300, 600 or a custom value online. Keep original pixels and quality, and download privately without uploading.DPI & Print Size CalculatorConvert print dimensions and DPI into pixels, or pixels into print size.
Photo editing
Background RemoverRemove photo backgrounds and download transparent cutouts. Preview and download privately on your device.Unblur Image / Photo EnhancerImprove soft photos with local AI restoration and optional 2× upscaling.Change Photo BackgroundChoose a color, blur or image before processing.Remove Unwanted MarksPrivately brush away small unwanted marks from images you own.Skin RetoucherSmooth skin texture, remove blemishes, pimples, and add natural portrait radiance online. Private client-side photo retouching in your browser.Photo Filters & Color GradingApply cinematic presets, moody tones, warm sunset and film filters to your photos online. Adjust exposure, contrast, temperature and vignette privately on your device.
Photography learning tools
Image learning center
Understand the file, not just the setting.
Original, practical guides to compression, resizing, browser privacy, image resolution, and print planning.
Image Compression and File Size GuideUnderstand why image size changes, what a KB target can and cannot guarantee, and how to reduce a file without destroying useful detail.Read guide How to Resize an Image Without DistortionUse aspect ratios, fit modes, cropping, and pixel dimensions correctly so faces, logos, and documents keep their intended shape.Read guide How Browser-Based Image Processing Protects Your FilesLearn what local image processing means, which network requests still occur, and how to verify that a tool does not upload your selected file.Read guide How to Check the DPI of an ImageFind an image's stored DPI, verify its pixel dimensions, and calculate effective PPI for the print size you actually need.Read guide DPI vs PPI: What Changes Image Quality?Understand printer dots, image pixels, metadata, resampling, and which number matters when you prepare a digital image for print.Read guide Image Resolution and Print Size GuideCalculate a practical print size from pixel dimensions and compare the result at 150, 240, and 300 pixels per inch.Read guide 300 DPI Pixel Dimensions ReferenceUse exact pixel dimensions for common photo and paper sizes at 300 DPI, with formulas for inches and centimetres.Read guide