iPhone Light Painting: Settings and Tips
Draw with light using just your iPhone: how light painting works, the settings that matter, and how a long exposure app makes the shot repeatable instead of luck.
Anhphong Blog
Thoughts on indie development, building macOS apps, and lessons learned along the way.
Latest posts
How to Translate On-Screen Game Text on Mac
Play import JRPGs, visual novels, and untranslated indie games on your Mac by translating menus and dialogue on screen with offline OCR, even in full-screen.
How to Translate Manga to English on Mac (Offline)
Read untranslated Japanese manga and raws on your Mac by translating the text on screen with offline OCR, no scanlation wait and no data leaving your machine.
How to Translate a Screenshot to English on Mac (Offline)
Translate any screenshot with foreign text to English on your Mac, fully offline. Capture a region, read the translation in a floating panel, keep nothing on a server.
How to Translate Video Subtitles in Real Time on Mac
Translate hardcoded video subtitles line by line on Mac with offline OCR. Works on films, lectures, and courses where subtitles are baked into the picture.
How to Add a Timestamp (and GPS Location) to iPhone Photos
Three ways to add a date, time, and location stamp to iPhone photos: while shooting, after the fact, and in bulk. What works for casual use vs. real documentation.
Construction Photo Documentation: What Actually Holds Up
How contractors and tradespeople should photograph job sites: timestamps, GPS, before/after pairs, and the habits that win disputes. App recommendations included.
How to Delete Similar Photos on iPhone (Not Just Exact Duplicates)
Apple's Duplicates album misses burst shots, retakes, and near-identical photos. Here's how to actually clean up similar photos and reclaim iPhone storage.
How to Capture Light Trails on iPhone (Cars, Stars, Sparklers)
Turn moving lights into ribbons with your iPhone: Live Photo's hidden long exposure mode, dedicated apps with real-time preview, and the settings that matter.
How to Mass Delete Screenshots on iPhone (3 Ways)
Delete hundreds of old screenshots at once: the Screenshots album trick, a Shortcuts automation, and AI cleaners that find the ones worth keeping first.
Waterfall Photography on iPhone: Silky Water, No Tripod
How to get the silky, flowing waterfall look with just an iPhone: Live Photo long exposure, dedicated apps, exposure times, and composition that works.
Introducing Allergens to Baby: A Practical Tracking Guide
A straightforward guide to introducing the top 9 allergens to your baby, including when to start, how to track reactions, and what to do if something goes wrong.
Best Markdown Viewers for Mac in 2026 (Free and Paid)
A practical comparison of the best markdown viewers on macOS. From Quick Look extensions to full editors, find the right tool for how you actually work.
How to Batch Compress Images on Mac Without Losing Quality
Four ways to batch compress images on macOS, from built-in tools to modern format converters. Practical workflows for web developers, bloggers, and anyone tired of bloated image files.
How to Convert HEIC to JPG on Mac (3 Ways, No Upload Required)
Convert HEIC photos to JPG directly on your Mac without uploading to any website. Three methods from simple to batch conversion with quality control.
Long Exposure Photography on iPhone: Tips, Settings, and Apps
How to shoot long exposure photos on iPhone using Live Photos and dedicated apps. Practical tips for waterfalls, light trails, and creative effects without expensive gear.
How to Remove Photo Metadata on iPhone Before Sharing
Your iPhone photos contain GPS coordinates, device info, and timestamps. Here's how to strip that metadata before sharing, with three methods from basic to thorough.
How to Delete Duplicate Photos on iPhone: 4 Methods That Actually Work
Your iPhone has a built-in duplicate finder, but it misses a lot. Here are 4 ways to find and remove duplicate photos, from Apple's free tool to AI-powered cleaners.
Best Duplicate Photo Cleaner Apps for iPhone in 2026 (Tested & Compared)
I tested 6 duplicate photo cleaner apps on my iPhone with 12,000+ photos. Here's what actually found the most duplicates and which ones are worth paying for.
21 Best Mac Menu Bar Apps in 2026 (I Use Most of These Daily)
The menu bar is the most underused part of macOS. Here are 21 apps that make it actually useful, from system monitors to productivity tools.
5 coconutBattery Alternatives for Mac: Which Battery Monitor Is Best?
coconutBattery is the go-to Mac battery tool, but it's showing its age. Here are 5 alternatives I tested, including a $2.99 menu bar option that replaced it for me.
Best VPN Monitor Apps for Mac 2026: Track Status & Detect Leaks
Compare the best VPN monitoring tools for macOS including built-in options, browser extensions, and dedicated menu bar apps
Mac VPN Keeps Disconnecting? 6 Fixes + How to Get Alerts
Fix VPN connection drops on Mac and set up instant disconnect alerts so you're never exposed without knowing
Mac Using Too Much Data on Hotspot? 9 Ways to Cut It in Half
Practical ways to reduce Mac data consumption when connected to iPhone hotspot so you stop burning through your cellular plan
Is 80% Battery Health Bad on MacBook? When to Actually Worry
Your MacBook shows 80% battery health. Is it time to panic, replace the battery, or keep going? Here's what the number actually means
Mac Startup Disk Full? 7 Fast Ways to Reclaim Space
Your Mac says startup disk is almost full. Here's how to find and remove the biggest space hogs in minutes, no expensive tools needed
Why Is My Mac WiFi So Slow? 8 Fixes That Actually Work
Mac WiFi crawling? Diagnose the real cause, from channel congestion to DNS issues, and fix it without calling your ISP
Battery Vitals vs AlDente: Which Mac Battery Manager Is Right for You?
Detailed comparison of Battery Vitals and AlDente for MacBook battery health management: features, pricing, and which one you should choose
Best Battery Apps for Mac (2026): AlDente vs coconutBattery vs More
Comprehensive roundup of the best MacBook battery monitoring and management apps: features, pricing, and which one you should choose
Best Disk Analyzer for Mac (2026): DaisyDisk vs Storage Peek vs Free
Comprehensive roundup of the best Mac storage analyzers: DaisyDisk, Storage Peek, Disk Inventory X, and more. Find what's eating your disk space fast.
Mac Battery Draining Fast? Here's How to Find Power-Hungry Apps
Step-by-step guide to identify apps draining your MacBook battery and practical solutions to extend battery life on macOS
SignalPeek vs WiFi Explorer: Which Mac WiFi Analyzer Is Worth It?
Detailed comparison of SignalPeek and WiFi Explorer for monitoring WiFi on Mac: features, pricing, and which WiFi analyzer you should choose
Storage Peek vs DaisyDisk: Which Mac Disk Analyzer Is Faster?
Detailed comparison of Storage Peek and DaisyDisk for analyzing Mac storage: speed, features, pricing, and which disk analyzer you should choose
What's Taking Up Space on My Mac? Quick Storage Analysis Guide
Step-by-step guide to find what's eating your Mac storage, from built-in tools to visual analyzers that make cleaning up fast and easy
How to Track iPhone Hotspot Data Usage on Mac: Avoid Bill Shock
Learn how to monitor iPhone Personal Hotspot data usage when connected to Mac, set limits, and avoid exceeding your cellular plan
How to Free Up Disk Space on Mac: Smart Storage Management
Learn how to clear Mac storage using built-in tools and prevent 'disk full' errors with proactive monitoring
Managing Multiple Timezones for Remote Work: A Practical Guide
Learn how to schedule meetings, track team hours, and avoid timezone confusion when working with international remote teams
How to Translate Text on Screen on Mac: OCR Translation Guide
Learn how to translate text from games, PDFs, images, and copy-restricted apps on Mac using offline OCR translation tools
How to Check if Your VPN is Working on Mac: DNS Leak Testing Guide
Learn how to test for DNS leaks, IPv6 leaks, and verify your VPN connection is actually protecting your privacy on macOS
How to Improve WiFi Signal on Mac: Signal Strength Optimization Guide
Learn how to find the best WiFi spot, troubleshoot weak signal, and monitor signal strength on Mac for better internet performance
How to Monitor Battery Health on Mac: Built-in vs Third-Party Apps
Learn how to check your MacBook battery health using built-in tools and when third-party apps like Battery Vitals provide more value
Why I Build macOS Menu Bar Apps
My philosophy and motivation behind creating minimal utility apps for macOS
What I Learned Building a Native macOS Menu Bar App
Technical decisions and polish details that matter when building native menu bar utilities