Selling bundles across multiple locations or a 3PL? Shopify tracks bundle stock by overall total, not by location — so your bundles either promise stock that isn't at the shipping location (overselling) or show a false "0" (lost sales). And when the numbers go wrong, nothing tells you why. StockSafe gives you the per-location truth for every fixed bundle: the real sellable quantity at each location, computed across its components, plus diagnostics and an append-only audit trail. When a bundle s

• See real bundle stock at each location — not one misleading blended total.
• Know why a bundle shows 0: the exact bottleneck component and location.
• Drift alerts when your real availability disagrees with Shopify's count.
• Append-only audit log of every stock change and availability flip.
• Guarded restock with a preview before you apply — never a silent zero.