Make files fit upload limits, convert photos and fix subtitles
Free tools for everyday file chores: make a file fit an upload limit, resize a photo for an ID, or fix subtitle timing. Everything runs in your browser.
Document & form uploads
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Compress Image to Exact KB
Shrink a JPG or PNG photo under a size limit such as 20KB, 50KB or 100KB for application forms.
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Compress PDF to Exact KB
Make a PDF fit an upload limit such as 100KB, 200KB or 500KB. Pages are turned into images, so text is no longer selectable.
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Images to PDF Under a KB Limit
Combine JPG, PNG or WebP scans and photos into one PDF that fits a limit such as 100KB or 200KB. Can put an ID card’s front and back on one page, or save everything as one JPG.
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Signature Cleaner
Turn a photo of your signature into a clean PNG or JPG with a white or transparent background, resized to pixels like 140×60 and under a KB limit.
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PDF to JPG Under a KB Limit
Turn PDF pages into JPG images under a limit such as 100KB or 200KB, one JPG per page or all pages stacked in one. Pick the pages and download a ZIP.
Photo formats
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HEIC to JPG Converter
Convert iPhone HEIC photos to JPG, many at once, with adjustable quality and a ZIP download.
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Passport & Visa Photo Resizer
Crop a photo to US 2×2 in, UK, Schengen and EU 35×45 mm and other passport or visa sizes, then download a 300 dpi JPG or a 4×6 in print sheet.
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Change Image DPI
Set a JPG or PNG to 300 DPI or any value without re-saving the picture, and see its print size in inches and cm. Works on several files at once.
Subtitles
Which tool do I need?
Start from what the form or app is asking for.
- The form says the photo must be under 50KB (or 20KB, 100KB…)Compress Image to Exact KB
- Your PDF is too big to uploadCompress PDF to Exact KB
- You need several scans, or an ID card’s front and back, in one fileImages to PDF Under a KB Limit
- The form wants your signature as an image with a clean backgroundSignature Cleaner
- The form only accepts JPG, but your document is a PDFPDF to JPG Under a KB Limit
- An iPhone photo won’t open or the site won’t accept itHEIC to JPG Converter
- You need a 2×2 in or 35×45 mm photoPassport & Visa Photo Resizer
- A form or print shop asks for a 300 DPI imageChange Image DPI
- Subtitles show up too early or too lateShift Subtitle Timing
Your files stay on your device
These tools process files inside your web browser. Nothing you choose is sent to our servers, and there is nothing to install or sign up for.