No fixed plans. Choose a monthly limit per module; the total is computed from cumulative tiers — the unit price falls as volume grows, with no jump at a tier boundary.
Upgrades take effect immediately and are billed pro rata for the remaining days; downgrades apply from the next period. You are notified at 80%, 90%, 95% and 100% of quota. Turkish payments are charged in TRY via TAMİ, international payments in USD via Stripe. Prices exclude VAT.