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Delta Patcher vs UniPatcher: catalog facts
Delta Patcher	UniPatcher
No screenshots available	No screenshots available
Best for: Applying or creating xdelta patches through a GUI	Best for: Android emulator users applying translation or hack patches to ROMs
Free Free and open source under the GPL-2.0 licence.	Free Free and open source under the GPL-3.0-or-later licence.
Linux	Android
Both creates and applies xdelta patches Self-contained, no xdelta3 dependency All 3 strengths for Delta Patcher Both creates and applies xdelta patches Self-contained, no xdelta3 dependency Graphical interface instead of command line	Patches ROMs directly on the phone Useful for applying fan translations and hacks
Only handles the xdelta patch format No separate project website or documentation	You need to supply both the ROM and the patch yourself Android only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for Delta Patcher github.com/marco-calautti/DeltaPatcher Catalog checked October 1, 2026	Official website Full listing and sources Sources for UniPatcher github.com/btimofeev/UniPatcher f-droid.org/packages/org.emunix.unipatcher Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.