With Catappult, developers can distribute apps to multiple stores that are part of the Catappult community. Furthermore, developers that integrate their apps with Catappult in-app billing solution can:

• Get free featuring and be prioritised on search results;
• Benefit from the best payout rate of the market for in-app purchases: at least 81%;
• Get access to rewards of up to 125k APPC per week.

No. Distributing and monetising apps with Catappult is completely free.