How to block apps on iPhone
Use Screen Time and authorized app-blocking tools without making your phone less safe or usable.
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The Dia Key knowledge base
Clear guides for a more intentional iPhone.
Direct, source-linked explanations of app blocking, Apple Screen Time, gratitude journaling, and better digital habits. These guides are educational—not medical advice—and updated when Apple’s platform changes.
How to stop doomscrolling
Build a realistic interruption plan for compulsive news and social-feed checking.
Best app blockers for iPhone
A criteria-led way to compare app blockers, not an unverified ranking.
Apple Screen Time guide
What App Limits, Downtime, and Screen Time permissions actually do.
Gratitude journaling benefits
What research can—and cannot—tell us about gratitude practices.
How to build a morning routine
Use a small phone boundary to make your first hour feel more deliberate.
Phone addiction signs
Separate a concerning pattern from a diagnosis and choose an appropriate next step.
How to reduce screen time
Use measurement, environment, and routines—not shame—to change your phone use.
FamilyControls API explained
A plain-English explanation of Apple’s authorization-based Screen Time framework.
Using Screen Time effectively
Turn an iOS feature into a boundary you can realistically keep.