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SizeUp vs Tiles: catalog facts
SizeUp	Tiles
Paid $12.99 licence with an unlimited free trial.	Free Free to download, with optional donations to the developer.
macOS	macOS
Half and quarter screen actions from the keyboard Moves windows between multiple displays	Snap windows to halves or full screen by dragging Customizable keyboard shortcuts
Stated compatibility ends at macOS 14 Sonoma Mac only	macOS only Limited to snapping layouts, with no automatic tiling
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.