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Notes from building and supporting our apps: real questions from users, how we fixed them, and what we learned along the way.
How to Extract Audio from a Video on iPhoneThree ways to pull the sound out of a video on iPhone: a Shortcut you build yourself, an online converter, or an app. What each one costs, what gets uploaded, and what to do when the shortcut stops working.
How to Make a PDF on iPhone From Photos (One or Many Pictures)Turn one photo or a stack of pictures into a single PDF on iPhone. The free way hides in the Print menu. Here are the steps, and what to use when the pages need to be the same size or in a different order.
How to Combine PDF Files on iPhone (and Put Photos in the Same PDF)The Files app can merge PDFs on iPhone for free, but it joins them in name order and you can't move pages. Here is how to do it, and what to use when you need to reorder pages or mix in photos.
How to Combine PDF Files on Android Into OneAndroid has no built-in way to merge PDFs, so most guides send you to a website that uploads your files. Here is how to combine PDFs and photos into one PDF on your Android phone, offline and for free.
How to Add a Custom Search Engine to Safari on iPhoneSafari on iPhone only lets you pick from a short list of search engines. Here is how to search any site straight from the address bar instead, with a keyword like yt or gh.
How to Merge Voice Memos on iPhone Into One RecordingVoice Memos can trim a recording and record over part of it, but it cannot join two recordings. Here is how to merge voice memos into one file on iPhone, for free and without uploading them.
How to Combine Audio Files on iPhone: Back to Back or Layered?How to combine audio files on iPhone depends on the job: one recording after another, or one sound layered over another, like a voice over music. Here is how to tell which you need, and which app does it.
The Ivy Lee Method: How to Plan Six Tasks a DayA hundred-year-old way to prioritize: six tasks a day, in order, one at a time. Here is how it works and what to do with the ones you do not finish.
Open MKV Files on iPhone, and Merge Them Without Re-encodingThe iPhone does not open MKV out of the box. JoinCut now reads MKV files and joins them with nothing re-encoded, when the codecs allow it. Here is the rule.
How to Merge Videos on iPhone Without Losing QualityMost apps re-encode your clips when they join them, which costs quality and time. Here is how to tell, and how to merge videos on iPhone losslessly.