Badge-Free 1x1 Widgets
Native AppWidgetProvider widgets with synchronized RemoteViews that display no creator app badge, fully compatible with Samsung One UI 8.5 Home Up.
Android Icons Admin|Android (8.0 to 16) · Samsung One UI 8.5
Style and harmony for your app icons
Style your Android and One UI app icons with badge-free widgets, deterministic visual pipelines, and direct export for Samsung Good Lock Theme Park.
Engineering principles
Local-First & Private
Zero telemetry. Your data stays on your device.
Native Architecture
Optimized build, zero bloatware or lag.
Auditable & Open Source
Transparent open source code on GitHub.
What it does
Rule Engine & Normalization
Deterministic 4-stage visual pipeline: bilinear normalization, Rec.709 tonal adjustments, 4x4 supersampled superellipses, and Porter-Duff alpha compositing.
Clean Adaptive Layer Extraction
Isolates raw foreground and monochrome layers without vendor masks, preventing double-border clipping and ugly container nesting.
Theme Park & Launcher Export
Generates structured ZIP bundles with appfilter.xml and exports 512x512 PNG albums to MediaStore for instant assignment inside Samsung Good Lock Theme Park.
Atomic Transactional Undo
Atomic file persistence (.tmp to target with .bak recovery) enabling instantaneous rollback of any single app, batch, or all icons to original snapshots.
100% Local & Private
Zero invasive permissions (no QUERY_ALL_PACKAGES), zero network calls, zero telemetry, and zero root or system modifications required.
Delivery & Customization Mechanisms
Badge-Free Home Widgets
Place customized icons in your dock and home screens without badge overlays via AppWidgetProvider.
WidgetsZero-Badge
In-Place Shortcut Sync
Batch update all pinned home screen shortcuts simultaneously in one step via ShortcutManagerCompat.
ShortcutsSilent Sync
Samsung Theme Park Packs
Export icon albums ready to be applied system-wide across One UI using Samsung Good Lock.
Samsung One UITheme Park
FAQ
Does it require root access or system modifications?+
No. It runs on any device with Android 8.0 to 16 without root, utilizing native badge-free widgets, system shortcuts, or Theme Park albums.
How does it integrate with Samsung Galaxy and One UI 8.5?+
It exports processed icons directly to your gallery via MediaStore and bundles icon pack intent filters for direct customization in Good Lock Theme Park.
Can changes be easily reverted?+
Yes. It maintains original snapshots and an atomic undo store that allows restoring original icons individually or in bulk at any time.
Engineered by Ana-Catalina
Curious about how it was built?
Explore architectural trade-offs, technology stack, and key engineering learnings in the full Projects Hub case study.