Upgrade Your Chunk Training
Start with 3 free missions. Upgrade only when the chunk method makes sense, then unlock core stages and Stage-linked scenario packs. One-time access passes, no auto-renewal.
Neural Free
$0
Forever
Limited
Stage 01 first 3 missions
Core chunk method preview
Light AI pronunciation assessment and Echo access
Recommended
Neural Plus
$29
90 Days
One-time access · no auto-renewal
More AI/Echo capacity
Stage 01 + 02 full access
Workplace scenario pack and future Stage-linked packs
Priority AI/Echo capacity
Digital product. Immediate API allocation. Non-refundable after upgrade. Support
Neural Ultimate
$89
365 Days
One-time access · no auto-renewal
Highest AI/Echo capacity
All published Stages 01-04
All current and upcoming Stage-linked scenario packs
Early access to new missions
Digital product. Immediate API allocation. Non-refundable after upgrade. Support
✓ Secure Checkout by Paddle✓ Instant Provisioning✓ No Auto-Renewal
AI and voice practice capacity is managed dynamically to keep training stable. Current usage remains visible in Settings.