Constitution Pricing

Free to start. Pro comes with the AEVION subscription: every module for a term of 1 to 12 months, from $200/mo on a 12-month term.

Free

$0forever

For research and your first scenarios

✓Up to 5 saved scenarios
✓AI advisor — 10 requests/day
✓Basic PDF (with an «unsigned» watermark)
✓All sliders, regimes, scatter, Globus
✓Academy — all 8 lessons
✓Save to localStorage (draft)

Open the editor →

★ MOST POPULAR

Pro · AEVION

от $200/ mo

Unlimited + AI with no cap + clean PDF

✓♾ Unlimited cloud saves
✓♾ AI advisor with no daily limit
✓🎨 PDF without watermarks, custom themes
✓🌐 Embed widget for your own site
✓📊 Personal analytics for my scenarios
✓🎯 Priority support via email
✓Everything in Free

Choose a term →

Comparison

Feature	Free	Pro · AEVION
Saved scenarios	5	♾
AI advisor (requests/day)	10	♾
PDF without watermark	—	✓
Custom themes	—	✓
Embed widget	watermarked	clean
CSV export	—	✓
Priority support	—	Email
Real-time collab	✓	✓
Academy + certificate	✓	✓
Planet publish	✓	✓
Public REST API	✓ (240/min)	✓ (240/min)

FAQ

Free is capped at 5 saved scenarios and 10 AI requests/day. The Free PDF carries an «unsigned draft» watermark unless signed via QSign. Pro removes all these limits and adds custom themes, a watermark-free embed widget, and personal analytics.