Inside the app
A closer look.






About this app
Made for a clear purpose.
Counterspan is a focused, fully on-device app. A premium structural-physics puzzle game: place members, tune stiffness and prestress, then watch loads cross bridges that fail exactly where your reasoning does.
KEY FEATURES - Tap successive joint positions to draw structural members. - Depth and triangulation increase the modeled capacity. - Test only when a continuous load path is visible. - Lower material use improves a successful score. - Twenty-four authored campaign trials - Fifty-two original offline strategy plates - Local progress and settings with no account
ONE-TIME AND PRIVATE - One paid download; no subscription or in-app purchase - No account, advertising, analytics, tracking, or developer-operated backend - Core features and bundled content work offline - Work remains on device unless you deliberately share or export it through an Apple system interface
Counterspan is a fictional entertainment game. Its visual systems, scoring, physics, maps, and terminology are designed for play and are not professional guidance.