Lookin

Misaligned or hidden iOS views, and Xcode's view debugger is slow. Lookin is a free macOS app for inspecting and debugging iOS view hierarchies.

It shows hierarchies in 3D, edits properties live and inspects constraints, made by Tencent's QMUI team.

Features

3D hierarchy:View structure.

Live edits:Properties.

Constraints:Layout fixes.

Free:No cost.