Arktur – explore architecture and building history around you (iOS)
Polished iOS app for architecture tours, but similar city guide apps already exist.

Real problem, but Strava Groups and Meetup already solve this better.
Runners looking for local training partners and group sessions
Strava · Meetup · Citius Mag (community features)
Polished iOS app for architecture tours, but similar city guide apps already exist.
GitHub-style heat maps for bowel movements, but another tracker in a crowded App Store.
Nice MVP: low-friction sign-in ("no sign-ups required"), anonymous chat, and an aggregated free-walking-tour feed are practical choices that lower the barrier to meeting people. The landing page shows care — clear CTAs, safety reminders, and a simple search — but the hard part is trust and reach: verification, reputation, location fuzzing, and moderation will determine whether this becomes useful or just another app with empty pins on a map.
Custom NPS-inspired basemap actually renders offline, unlike CalTopo's webview hack.
Maps 11k+ free little libraries, but Little Free Library already dominates discovery.
Deterministic codebase mapping beats LLM-guessed structure for AI context.