Latest Articles
Learn tips and tricks for video, audio, image and document conversion
Troubleshooting
iPhone Video Won't Play on Windows or Android? Here's the Fix
iPhone videos show a black screen or only sound on Windows, old Android phones and TVs because of HEVC. Four fixes, and when a MOV to MP4 swap is enough.
6 min read
Troubleshooting
Video Too Large to Send? Shrink It for Discord, WhatsApp & Email
Video too big for Discord, WhatsApp or email? Pick a target size, check the estimate and compress it in your browser. Includes the maths and phone tips.
7 min read
Guide
MKV to MP4 Without Losing Quality: What Remuxing Really Does
MKV to MP4 can be lossless and fast when the codecs fit. Learn what remuxing is, when it is not possible, and what happens to subtitles and extra audio tracks.
6 min read
Troubleshooting
Can't Open WebP Images? Convert WebP to JPG or PNG
Saved a picture that turned out to be a .webp file your app or upload form rejects? Here is why it happens and how to convert WebP to JPG or PNG in seconds.
7 min read
Guide
Social Media Image Sizes: Resize Photos for Every Platform
Commonly recommended image sizes for Instagram, Facebook, X, LinkedIn and YouTube, why aspect ratio beats exact pixels, and how to resize without distortion.
6 min read
Guide
How to Copy Text from an Image on Any Phone or Computer
Want to copy text from a screenshot, photo or scan? Compare built-in options like Live Text and Google Lens with a private browser OCR tool, plus accuracy tips.
6 min read
Tutorial
How to Merge PDFs on iPhone or Android Without an App
Need one PDF from several files while on your phone? Here is how to merge PDFs on iPhone or Android in the browser, with no app, and what to check first.
6 min read
Tutorial
How to Make a Ringtone From Any Song (iPhone & Android)
Make a custom ringtone from a song you own: trim the best 20 to 30 seconds in your browser, then set it on Android or iPhone (M4R). Steps for both phones.
6 min read
Guide
Fix MP3 Tags: Unknown Artist, Wrong Titles & Missing Album Art
Songs showing Unknown Artist, wrong titles or no cover art? Edit the tags in your browser, then refresh the player cache. Works with MP3, M4A, FLAC and OGG.
7 min read
Guide
Compress Video Without Visible Quality Loss: What Works
Shrink a video without it looking worse: how bitrate, resolution and length set file size, which presets to use, and why re-compressing phone clips has limits.
6 min read
Tutorial
How to Convert Video to MP3 on Desktop and Phone (Free)
Convert any video to MP3 in your browser, no upload. Learn when M4A is the better pick, which bitrate to choose, and how to fix files with no audio or DRM.
6 min read
Guide
Best Video Format for Websites: MP4 vs WebM vs HEVC vs AV1
Which video format belongs on your website? A practical look at MP4 (H.264), WebM (VP9), HEVC and AV1, with a compatibility table and a safe default.
5 min read