Guides and articles
Practical writing on the things our apps deal with — ID photo requirements, phone privacy, AI writing, audio files and browsers. No filler, and no advice we would not follow ourselves.
Passport & ID Photos
How to Print Passport Photos at Home Without Wasting Paper
How to lay passport photos out on a sheet, print them at true size, and avoid the scaling settings that quietly ruin the dimensions.
3 min read
Nine Passport Photo Mistakes That Get Applications Rejected
The errors that actually cause passport photo rejections — shadows, glasses glare, wrong head size, expression — and how to spot each one before you submit.
3 min read
Passport Photo Size Requirements, Explained
Why passport photos specify both an overall size and a head height, how the common formats differ, and how to read a specification without guessing.
3 min read
How to Make a Passport Photo on Your iPhone
A practical walkthrough for shooting and cropping a passport photo with an iPhone — lighting, framing, background and the mistakes that get photos rejected.
3 min read
Mobile Security
Offline Password Storage vs Cloud Password Managers
An honest comparison of local-only password storage and synced cloud managers — what each actually protects against, and where each one fails.
3 min read
How to Back Up iPhone Contacts Without iCloud
Why an iCloud sync is not a backup, what a vCard file is, and three ways to keep a contacts backup you actually control.
3 min read
How to Review App Permissions on Your iPhone
A twenty-minute audit of what your apps can reach — location, photos, contacts, microphone and tracking — and which settings are worth changing.
3 min read
How to Hide Photos on an iPhone (and What Hiding Actually Does)
The Hidden album, Locked Notes and separate vault apps each protect photos differently. Here is what each one actually prevents, and which to use.
3 min read
AI Writing
What Students Should Check Before Submitting AI-Assisted Work
A checklist covering academic policy, disclosure, citation verification and the voice problems that make AI-assisted work obvious to a marker.
3 min read
How to Fact-Check AI-Generated Writing
AI models invent citations, statistics and quotations that look completely legitimate. Here is a systematic way to find them before anyone else does.
3 min read
How to Create an Essay Outline That Actually Holds Up
A method for outlining that catches structural problems before you write — one-sentence paragraph summaries, the so-what test, and the reverse outline.
3 min read
How to Use AI to Brainstorm an Essay (Without Outsourcing the Thinking)
Prompts and techniques for using AI at the idea stage — finding angles, stress-testing an argument, and spotting the counterarguments you missed.
3 min read
Offline Music
Audio File Formats Explained: MP3, AAC, FLAC and WAV
What lossy and lossless actually mean, which bitrates are worth using, and how to choose a format for a phone library without wasting storage.
3 min read
Offline Music vs Streaming: An Honest Comparison
Cost over time, audio quality, ownership, reliability and convenience — compared without pretending either side wins outright.
3 min read
How to Organise a Local Music Library on Your iPhone
Why your tracks show as Unknown Artist, how audio metadata really works, and a practical routine for keeping a local library tidy.
3 min read
How to Listen to Music Offline on an iPhone
Downloaded streaming tracks, purchased files and your own audio each work differently offline. Here is what actually plays with no signal, and how to set it up.
3 min read
Browsing & Privacy
How to Manage Browser Permissions on an iPhone
Websites ask for location, camera, microphone and notifications. Here is how those requests work on iOS, and how to review what you have already granted.
3 min read
Understanding Website Cookies (and Which Ones to Refuse)
What cookies are, the difference between first-party and third-party, why consent banners exist, and a sensible default for handling them.
3 min read
What Incognito Mode Actually Does (and What It Doesn't)
Private browsing is widely misunderstood. Here is precisely what it prevents, what it does nothing about, and when it is genuinely the right tool.
3 min read
Browser Privacy Basics: Who Can See What You Browse
A clear breakdown of who observes your browsing — the site, your ISP, trackers, your network — and which tools address which of them.
3 min read