Writing

Long-form.

Walkthroughs of what the apps actually do, screen by screen.

A card number found in a photo in Scour, boxed in orange on the photo itself
Scour

How to find photos of your card, passport or ID on your iPhone

Two ways to find the photos on your iPhone that show a card number, a passport or an ID card: the search built into Photos, and a scan that checks every photo for you.

October 9, 2026 Read
A walk's route in StepKit, replayed in 3D on a map
StepKit

How to see where you walked on your iPhone, and replay it in 3D

Apple Health counts your steps but keeps no map of where you took them. Here is how to keep the route of a walk on your iPhone and watch it again in 3D — for free.

October 9, 2026 Read
KeepUp's main screen: today's habits, each with a year-long heatmap
KeepUp

How to see a whole year of a habit at a glance on iPhone

A habit is easier to keep when you can see it. How to track habits on iPhone so the whole year shows up as one picture — free for up to three habits.

October 9, 2026 Read
A step counter's Today screen: steps against a daily goal
StepKit

How many steps a day do you really need?

The 10,000-step goal came from a 1960s pedometer, not a study. What large studies have found about daily steps since, and how to pick a goal you will keep.

October 9, 2026 Read
A step counter's history screen: the week against a goal, and the last sixteen weeks
StepKit

What to look for in a step counter app for iPhone

Your iPhone already counts steps for free. Five questions to ask before you install a step counter app, from accounts and privacy to what sits behind the subscription.

October 9, 2026 Read
A habit tracker showing one habit: current streak, best streak and a year of days
KeepUp

How long does it take to build a habit? Not 21 days

The 21-day rule was never measured. A study that did measure it found 66 days on average, anywhere from 18 to 254 — and that missing a day does not reset you.

October 9, 2026 Read
A photo privacy app listing what it looks for in a photo library
Scour

What your camera roll knows about you

Card numbers, passport pages, bank transfers, recovery phrases: the photos you took once and forgot. Why they matter more than they used to, and what to do with them.

October 9, 2026 Read
StepKit's Today screen: steps against a daily goal, then distance, active minutes, the week and calories, with a button to start a walk
StepKit

A tour of StepKit

What StepKit looks like in use: the day, a walk, the history it lands in, and what the free app does before Pro.

September 23, 2026 Read
KeepUp's main screen: today's habits, each with a year-long heatmap
KeepUp

A tour of KeepUp

What KeepUp looks like in use: the daily screen, streaks, insights, and what the free tier gives you before Pro.

September 20, 2026 Read
A card number found in a photo in Scour, boxed in orange on the photo itself
Scour

A tour of Scour

What Scour looks like in use: what it looks for in your photos, what is free and what Scour Pro adds, and why it checks the maths before it flags anything.

September 20, 2026 Read