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RealScaner blog
RealScaner is a free browser scanner plus PDF and image tools: scan to PDF, compress PDF, organize PDF, watermark PDF, page numbers, signature maker, sign PDF, merge PDF, unlock PDF, JPG to PDF, PDF to JPG, HEIC to JPG, compress image, resize image, and image to text. This blog answers the questions people type when they need a scan or PDF today. Each post is dated. We publish one article at a time and keep the older ones on this index.
- How to convert HEIC to JPG on Windows, iPhone, and Mac
Built-in steps for Windows, iPhone, and Mac, the iPhone setting that stops HEIC, and a free converter that never uploads your photos.
October 29, 2026
- What is the CAS statement password?
NSDL and CDSL use the first holder’s PAN in capitals. CAMS and KFintech use the password you set. Examples, fixes, and how to unlock it.
October 29, 2026
- Why is my PDF password protected?
The sender or the app that saved it added an open password. Where to find yours, the rules Indian issuers publish, and how to unlock it.
October 28, 2026
- Why does my PDF say SECURED?
A permissions password blocks printing, copying, or editing. How to see what is blocked, and how to remove it from files you own.
October 27, 2026
- How to rotate a PDF and save it
Rotate the pages, not the view. Tick the sideways pages in Organize PDF, turn them, and export. Plus Mac, iPhone, Acrobat, and Edge.
October 25, 2026
- What is the PAN card PDF password?
Your date of birth as eight digits, DDMMYYYY. Why it fails, what company PANs use, and how to save an unlocked copy.
October 24, 2026
- What is the Aadhaar PDF password?
First four letters of your name in capitals plus your birth year. Why it fails, and how to save an unlocked copy.
October 23, 2026
- How to create an electronic signature for free
Draw or upload your signature, remove the background, and download a transparent PNG to sign PDFs and forms.
October 21, 2026
- How to compress a PDF to 200KB, 100KB, or 1MB
Use the Smaller preset, cut extra pages, and check the real size. Why some PDFs can't reach 100KB, and what to do.
October 21, 2026
- How to reduce image size in KB
Pick a KB target like 50KB or 100KB, crop first for 20KB, and check KB and pixels before you upload.
October 21, 2026
- How to turn a photo into a PDF
Import the photo into RealScaner, mark the page edges, and download a PDF. Works on iPhone, Android, Windows, and Mac.
October 21, 2026
- How to delete pages from a PDF
Open the PDF in Organize PDF, tick the pages to cut, delete, export. Free, in the browser, no upload.
October 21, 2026
- Microsoft Lens is retired: what to use instead
Lens stopped new scans on March 9, 2026. Here is where your old scans live and which free scanners replace it.
October 21, 2026
- Is CamScanner safe to use?
No evidence today's CamScanner is malicious. A 2019 Android ad module was, and was removed. India banned it in 2020.
October 21, 2026
- How to email a PDF that is too large
Gmail caps attachments at 25 MB and Outlook.com at 20 MB. Compress the PDF, cut pages, split it, or send a link.
October 21, 2026
- Is iLovePDF safe for sensitive documents?
iLovePDF says it is GDPR and ISO 27001 compliant and deletes files in 2 hours. When to use an on-device tool.
October 21, 2026
- How to use a document scanner
Open RealScaner in the browser, snap or import the page, mark the four edges, download PDF. Phone or computer.
October 18, 2026
- How to cancel a PDF scanner subscription
Stop Apple, Google Play, or PayPal billing, then scan to PDF in RealScaner with no account.
October 17, 2026
- Which PDF scanner is best for Windows
No USB scanner: RealScaner in Chrome or Edge. Hardware already plugged in: Windows Scan. Everyday paper to PDF.
October 15, 2026
- How to use an online document scanner for free
Open RealScaner in the browser, snap the page, mark the edges, download PDF. No app, no account, no watermark.
October 12, 2026
- How to scan a document on Android
Open RealScaner in Chrome, snap the page, mark the edges, and download PDF. No Play Store app.
October 11, 2026
- How to scan multiple pages into one PDF
Add pages one at a time, drop the blank backs, fix the order, and download a single PDF. No app.
October 10, 2026
- How to scan a document to PDF
Open RealScaner, snap or import the page, mark the edges, and download a PDF. Phone or computer, no app.
October 9, 2026
- How to scan a document from a phone online
Open RealScaner in the phone browser, snap the page, mark the edges, and download PDF. No app.
October 8, 2026
- How to use a document scanner on iPhone
Open RealScaner in Safari, snap the page, mark the edges, and download a PDF. No app install.
October 7, 2026
- How to scan a document without a scanner
Snap the page in RealScaner, mark the edges, and download a PDF when you have no flatbed scanner.
October 5, 2026
Need the tools? Open the document scanner or all tools. Step-by-step product notes live in the document guides.