Guides & How-tos
Simple, free guides for common photo, image and PDF tasks.
How to send a photo as a PDF on WhatsApp
Send a photo as a PDF on WhatsApp in 3 steps — convert your image to PDF free in…
How to reduce image size on mobile
Reduce a photo's size on your phone to an exact KB (20KB, 50KB, 100KB) — free, i…
How to save a Word file as PDF
Save any Word (.docx) document as a PDF free online — Hindi fonts kept, nothing …
How to compress an image to 20KB
Compress any photo to exactly 20KB free online — for exam and government forms. …
UPSC photo and signature size — full guide
UPSC application photo and signature size explained — typical dimensions, KB lim…
SSC CGL & CHSL photo and signature size
SSC CGL, CHSL, MTS photo and signature size — typical dimensions and KB limits, …
Aadhaar photo size and how to make it
Make a photo suitable for Aadhaar enrolment/update — correct passport-style fram…
PAN card photo and signature size
PAN card application photo and signature size — typical dimensions and file size…
Passport size photo dimensions explained
What is a passport size photo? Dimensions in cm, inches and pixels, plus how to …
Signature size for exam forms (10KB–20KB)
Most exam forms want a signature between 10KB and 20KB. Here's how to scan, crop…
RRB, NDA, IBPS & Bank PO photo–signature size
Photo and signature size for RRB, NDA, IBPS and Bank PO exam forms — typical KB …
How to compress a photo to 50KB
Compress any photo to exactly 50KB or 100KB free online — for forms and portals.…
How to resize a photo to 20KB
Resize any photo to 20KB online free while keeping it clear — for exam and gover…
How to convert PNG to JPG
Convert PNG to JPG, or iPhone HEIC to JPG, free online — fast, in your browser, …
How to convert JPG to PDF under 100KB
Convert one or more JPGs into a single PDF kept under 100KB — free, in your brow…
How to compress a PDF to 400KB
Reduce a PDF to under 400KB free online — for uploads with a size limit. Runs in…
How to convert PDF to Word
Convert a PDF to an editable Word (.docx) file free online — text stays editable…
How to extract text from an image
Pull editable text out of a photo or screenshot free online — Hindi and English …
JPG vs PNG vs WebP: which to use
JPG, PNG and WebP explained simply — which format is smallest, which keeps trans…
Reduce photo KB without losing quality
Why phone photos are several MB, and how to reduce them to KB without visible qu…
Make a black & white or mirror image photo
Flip a photo (mirror image) or turn it black and white free online — instant, in…
Aadhaar card size in cm, inches and pixels
The full Aadhaar card size in cm, inches and pixels — standard card dimensions, …
Photo size terms explained: DPI, pixels, cm
Confused by DPI, pixels, cm and KB on exam forms? A simple explainer of each ter…