Tips, guides & stories.

Practical guides and ideas for blurring faces, censoring audio, adding captions and keeping your videos private.

September 25, 2026

New Free Tools: Speed & Animated Zoom on iOS and Android

TrackBlur adds two free video editing tools on iOS and Android: change the speed of a selected section and zoom into an area with smooth animation.

July 15, 2026

How to Blur a Logo or Brand in a Video

Need to blur a brand logo, clothing emblem, or trademark in a video? Learn how to track and blur moving logos automatically on iPhone & Android.

July 9, 2026

How to Bleep Out a Swear Word in a Video on iPhone

Type the words to censor and your iPhone finds and bleeps them automatically — offline, no upload. Or mark the moment by hand. Here's how.

July 7, 2026

How to Blur All Faces in a Video Automatically

Blur every face in a video automatically with on-device AI — one tap, 100% offline, no watermark. Works on iPhone and Android.

July 2, 2026

How to Blur Only Certain Faces in a Video

Scan a video, then pick exactly which faces to blur and which to keep clear — selective face blur with on-device AI on iPhone & Android.

June 28, 2026

How to Blur a Moving Object in a Video Automatically

Need to blur a moving car license plate, face, or logo? Learn how to track and blur moving objects automatically on iPhone & Android.