Blog

Short guides for everyday file tasks.

• How to compress a photo to 50 KB (or 100 KB) for online forms

  Exam and job portals often demand a photo under 50 KB or 100 KB. Here is how to hit the exact size without ruining the picture.

  31 October 2026

• How to mask your Aadhaar before you share it

  Only share a masked Aadhaar when you can. Here is how to hide the first 8 digits on your own device without uploading the card anywhere.

  31 October 2026

• Passport photo size for online applications: pixels, KB and print sheets

  A quick guide to common passport photo sizes in pixels and millimetres, and how to make an online-ready photo and a printable sheet.

  31 October 2026

• How to convert HEIC photos to JPG (iPhone photos that will not open)

  iPhone photos saved as HEIC often will not upload or open on other devices. Here is how to turn them into JPG for free, on your own device.

  1 November 2026

• How to remove location and other hidden data from your photos

  Photos can carry the place and time they were taken. Learn what EXIF data is and how to remove it before you share a picture.

  1 November 2026

• How to make a UPI QR code for your shop or payments

  Create a UPI payment QR with your UPI ID, name and an optional amount, then print it as a card for your counter.

  1 November 2026

• EMI calculation formula explained, with an example

  How a loan EMI is calculated, what each part of the formula means, and a worked example you can check with the EMI calculator.

  1 November 2026

• How to blur faces and number plates in a photo

  Hide faces, licence plates and private details in a picture before sharing it. A quick guide with blur and pixelate.

  1 November 2026

• How to make a ringtone from a song or any MP3

  Cut your favourite part of a song into a short clip and use it as a ringtone. Free, on your own device.

  2 November 2026

• How to reduce the size of an MP3 or voice recording

  Make audio files small enough to email or upload by lowering the bitrate, with tips for voice notes and lectures.

  2 November 2026

• How to remove vocals from a song to make a karaoke track

  Take the lead vocal out of a stereo song to sing along or use the backing music. How it works and how to get the best result.

  3 November 2026

• How to remove the sound from a video without losing quality

  Mute a video by deleting its audio track. The picture is not re-encoded, so it is quick and there is no quality loss.

  3 November 2026