The Best To-Do List Apps for iPhone
Apple Reminders is free and better than its reputation, Things is a one-time buy, Todoist works everywhere, TickTick adds a calendar. The trade-offs of each.
Productivity
The Best Scan Apps for iPhone
Your iPhone is a decent document scanner with no app at all. Where Notes and Files stop, and what Scanner Pro and Adobe Scan add for receipts, contracts, and OCR.
The Best PDF Apps for iPhone
iPhone reads, signs, and annotates PDFs without an app store download. Where Files and Books stop, what PDF Expert and Acrobat add, and how to merge PDFs privately.
The Best Note-Taking Apps for iPhone
Apple Notes is free, fast, and good enough for most people. Where it stops, and why Obsidian, Bear, and Notion pull people away, with the trade-offs of each.
Best Code Editors for iPhone: What You Can (and Can't) Do on a Phone
Runestone, Textastic, and Koder make the iPhone a surprisingly decent code editor — as long as you accept upfront that no phone app will ever compile your project.
The Best Clipboard Apps for iPhone
iOS holds one clipboard item and shows it to nobody. Universal Clipboard bridges your Apple devices, Paste keeps a history — and there's a permission catch to know.
The Best Calendar Apps for iPhone
Apple Calendar is free and syncs everything, Fantastical is the one people pay for, Google Calendar is Google-only, and Calendars by Readdle blends tasks into your week.
Best Automation Apps for iPhone: Shortcuts, a-Shell, and Scriptable
A deep dive into iPhone automation: Apple's Shortcuts as the foundation, plus a-Shell for terminal work and Scriptable for JavaScript — and how the three fit together.