If the price is a barrier, consider high-quality free and open-source 2D animation tools:

Simplifies character rigging and posing for more fluid movements.

Primarily a painting tool, but features excellent frame-by-frame animation tools.

Converts 2D faces into 3D-styled heads with full rotation and expression capabilities.

Many "cracks" and "keygens" are bundled with malware, ransomware, or trojans that can compromise your personal data.

Pirated versions often lack the latest updates and patches, leading to frequent crashes and bugs that can corrupt your animation projects.

A plug-in that allows for real-time facial and body motion capture.

Using unlicensed software for commercial projects can lead to copyright strikes and legal action. Official Alternatives