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186 practical guides for our iPhone apps, in 13 languages. Pick yours:
Voice Clock
18 guides
A talking clock for iPhone and Apple Watch that says the time at the interval you choose.
What to look for in a talking clock app for iPhone
A talking clock is only useful if it keeps speaking with the screen locked. Five things to check before you pick one, and how Voice Clock does on each.
Read guideWhy is my iPhone saying the time out loud?
An iPhone that speaks the time on its own is usually VoiceOver, an Apple Watch setting, a Shortcuts automation or an app. How to find which one and turn it off.
Read guideHow do you use Taptic Time on Apple Watch?
Taptic Time taps the time on your wrist when you hold two fingers on the watch face. How Digits, Terse and Morse Code work, and when a spoken time fits better.
Read guideHow do you stop a talking clock from speaking at night?
A talking clock that speaks all day should stop at night without you remembering. How Quiet Hours in Voice Clock work and how they differ from iPhone Focus.
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Sky Map
61 guides
An AR sky map for iPhone: point it at the sky to name stars, planets and constellations.
When is the winter solstice 2026, and how short is the day?
The December solstice 2026 is on 21 December at 20:50 UT (3:50 p.m. EST). Day length for your city, earliest sunset, and what to see on the longest night.
Read guideWhen is the Mars and Jupiter conjunction in November 2026?
Mars and Jupiter pass 1.2° apart before dawn on 15-16 November 2026, in Leo near Regulus. Best mornings, times for five cities, how to tell them apart.
Read guideWhen are the supermoons in November and December 2026?
The last two supermoons of 2026: the Beaver Moon on 24 November and the Cold Moon on 24 December, the closest full Moon of the year. Times, moonrise, tips.
Read guideWhen is the Leonid meteor shower in 2026, and how do you see it?
The Leonids are expected to peak on 17-18 November 2026, with a half Moon that sets near midnight. Expected rates, best hours, and Mars and Jupiter in Leo.
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Voice Calculator
19 guides
A calculator you talk to: say the numbers, check each one on the tape, hear the total.
A voice calculator for iPhone that shows you what it heard
Most voice math on a phone hides what it heard. Voice Calculator puts every number on a tape you can check and fix, then reads the total out loud.
Read guideHow do you split a bill with tip?
Add the tip to the total first, then divide by the number of people. Worked examples for even splits and for paying for what you ordered.
Read guideHow do you count a cash drawer quickly?
Count by denomination, multiply each stack, add the lines, then subtract the starting float. A method that leaves a written trail when the drawer is off.
Read guideHow do you work out which pack is cheaper?
Divide the price by the amount to get the price per unit, then compare. Worked examples for grams, ounces and count packs, plus the shelf-label traps.
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Batchly
25 guides
Resize, compress, watermark and convert hundreds of photos at once, on the device.
How to batch resize photos on iPhone
Resizing photos one at a time is slow. Two ways to resize many at once on iPhone: the free Shortcuts route and Batchly, with the long-edge trick photographers use.
Read guideHow to batch rename photos on iPhone
iPhone's Files app renames one file at a time. How to batch rename photos on iPhone: Shortcuts, or Batchly, which renames every selected photo in one go.
Read guideHow to rename photos by date and number on iPhone
How to name photos on iPhone so they sort: YYYY-MM-DD dates, numbers with leading zeros, prefix or suffix. Then rename a whole batch at once with Batchly.
Read guideWhat photo size should you use for Poshmark, Vinted and Depop?
Resale apps crop photos differently: Poshmark now frames covers in 3:4, Depop is square, Vinted and Facebook Marketplace publish no pixel size. How to prep a batch.
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Kanji Mnemonics
29 guides
Picture-book mnemonics for every JLPT kanji, N5 to N1, with a Today's Kanji widget.
Kanji mnemonics: how a picture and a short story make a kanji stick
A kanji mnemonic links the shape to a meaning with a small scene. How they work, examples, when to write your own, and who they don't suit.
Read guideAre kanji and Chinese characters the same?
Kanji came from Chinese characters, so many look and mean the same. But shapes were simplified differently, readings differ, and some meanings drifted.
Read guideWhat's the difference between hiragana, katakana and kanji?
Japanese mixes three scripts in one sentence: kanji for meaning, hiragana for grammar, katakana for foreign words. What each does and which to learn first.
Read guideHow many kanji do you need for JLPT N2 and N1?
N2 is usually put at about 1,000 kanji and N1 at about 2,000, close to the full jōyō list. Why there's no official list, and how to study at the top levels.
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Flight Mode Chat
19 guides
Encrypted chat with people nearby over Bluetooth, with no internet or cell signal.
Is there a walkie-talkie app that works without internet on iPhone?
Most walkie-talkie apps need Wi-Fi or mobile data. What still works with no signal on iPhone, and why voice notes over Bluetooth are not live push-to-talk.
Read guideHow to send photos, voice notes and files without internet on iPhone
Yes, you can send photos, voice notes and files on iPhone with no internet, using a Bluetooth chat app with someone nearby. Steps and limits.
Read guidePublic channels versus private chats with people nearby
Flight Mode Chat has public channels for everyone nearby and private chats for one person. When to use each and what both can and cannot do offline.
Read guideHow to chat on a cruise ship or ferry with weak or paid Wi-Fi
Ship Wi-Fi can be slow or paid. A Bluetooth chat app lets you message travel companions nearby without it, but only people who run the same app.
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Cowboy Duel
15 guides
A quick-draw reflex game: hold the phone like a holstered revolver, flip on the signal.
Quick-draw duel games for Red Dead fans
Liked the duels in Red Dead Redemption 2? How its duel works, how a phone quick-draw game differs, and what Cowboy Duel offers if you want more standoffs.
Read guideWhat is a normal reaction time for drivers?
Road design assumes reaction times far longer than a tap test shows. Why, what it means for stopping distance, and what a phone game can't tell you.
Read guideHow does an F1 reaction time test compare with a phone flip test?
Online F1 start-light tests time a click when five lights go out. How that compares with a motion test on a phone, and why your scores won't match.
Read guideWhat is a false start in a reaction test?
In athletics a reaction under 0.100 seconds counts as a false start. Why that line exists, and how reaction games catch people who guess.
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