Subscription & License Center

Subscribe online via multi-channel checkout or redeem your 16-character license key.

Account Email / Holos User ID

Select Subscription Plan

$38.30 / yr

+100% Quota

POPULAR

$95.90 / yr

3x Quota + Ebbinghaus

$287.90 / yr

10x Quota + VIP

Billing Duration

Monthly Annual (Save 20%)

Select Payment Method

💳 Credit / Debit Card

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📱 Apple / Google Pay

🪙 Crypto (USDT / USDC)

Have an Invitation / Coupon Code? (优惠券 / 邀请码)

Total Billed Today:

$95.90

• Auto-renews automatically. Cancel anytime in 1 click. Have a 16-char license key? Redeem License Key here.