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privacy

Everything filed under privacy.

All posts 100kb 1mb 5mb bom compress image compression crop dpi email attachment exif experiment extract file size gps heic image compression image compressor image conversion image converter image resizer image size images instagram iphone job application jpeg jpg json json.parse ocr passport photo pdf pdftotext photo quality png png to jpg print privacy redaction resize scan screenshot screenshots signature us passport utf-8 visa photo webp windows

30 August 2026 signature Is a photo of your signature a signature file? No. A page photo is a grey rectangle on the line. A stand-in page was 898,344 bytes; transparent ink PNG was 65,709. The win is missing paper. Read

28 August 2026 exif Does removing EXIF shrink a photo? A real iPhone photo had 9,975 bytes of EXIF including GPS. A lossless strip saved exactly that. A canvas re-save at quality 95 grew 24%. Read

27 August 2026 pdf If you draw a black box on a PDF, is the text gone? No. A black rectangle sits on top of the text. pdftotext still returns Account 4417-2291. Covering is not removing. Read

17 August 2026 images How to extract text from an iPhone screenshot (without retyping it) Your iPhone screenshot has text in it. Here's how to get it out as copyable text in a second, including the privacy trade-off every free OCR tool makes. Read