Simple, Transparent Pricing
Transform any complex text into a story anyone can understand. Start free — upgrade when you need more.
Read visual Signal Stories for free — create illustrated stories with Pro, or go Premium for unlimited illustrations, content privacy, and 5 bonus video stories every month.
Free
Perfect for trying out EI Signal Stories
Pro
Illustrated stories for researchers & educators
Premium
Unlimited illustrations, content privacy + bonus video stories
Library Membership
Read visual Signal Stories — text, images & narration
Visual Signal Stories with illustrated scenes and narration — new stories weekly, PDF downloads
Institution
License packs for universities & organisations
License packs for 25-100+ professors & teachers, SSO, dedicated support
5 Story CreditsOne-time
Hit your monthly limit? Top up with 5 extra credits — no subscription needed. Credits never expire.
Compare Plans
| Feature | Free | Pro | Premium |
|---|---|---|---|
| Transform Any Text into Stories | 5 / month | 25 / month | 50 / month |
| Create by Email | 2 / month | 15 / month | 50 / month |
| Content Privacy (Encrypted Storage) | All inputs & prompts hashed | ||
| Safe for Unpublished Research | |||
| Library Access | Base collection | Full + Free 12-Month | Full + Free 16-Month |
| Story Lengths | Short only | Short, Medium, Long | Short, Medium, Long |
| Input Methods | Text only | Text, PDF, ArXiv, URL, DOI | Text, PDF, ArXiv, URL, DOI |
| Choose Persona & Genre | |||
| Print / Export PDF | Print PDF | Export to PDF | Export to PDF |
| Custom Prompts | |||
| Themes | 3 Basic | All | All |
| Scene Pictures (AI Illustrations) | 10 stories / month | Unlimited | |
| Key Insights Card | |||
| Bonus: Video Stories (90s, narration + music) | 5 included / month | ||
| PDF Upload | Up to 10MB | Up to 25MB | |
| Import from Cloud | Drive, S3, Dropbox | ||
| Batch Processing | |||
| Team Collaboration | Up to 20 users | ||
| Priority Support | Dedicated |
Frequently Asked Questions
Can I upgrade or downgrade my plan?
Yes! You can upgrade or downgrade your plan at any time. Changes take effect at the start of your next billing cycle. You'll keep your current plan features until the end of your current period.
What payment methods do you accept?
India: UPI, debit/credit cards, net banking, and EMI via Razorpay. All prices in INR, inclusive of 18% GST.
International: All major credit cards (Visa, Mastercard, American Express) via Stripe. Prices in USD.
Cancellation & Refund Policy
Cancel anytime — your plan stays active until the end of the current billing period, and you won't be charged again. No prorated refunds are issued for partial billing periods. We encourage you to try our 5 free story credits before purchasing — create stories from your own research text and see the quality for yourself. For billing issues or exceptional circumstances, contact support@ei4aibooks.com and we'll do our best to help.
Can I buy individual stories?
Yes! You can purchase any research-paper story for just $1 without a membership. Each story transforms a complex research paper into a memorable narrative with a visual slide pack, simplified formulas, and illustrated scenes. If you plan to read multiple stories, the Library membership ($3/month) offers better value.
What is Create by Email?
Just email your content to create@ei4aibooks.com with subject “Create EI Story”. We'll generate a story and reply within minutes. Your story is also saved in My Stories on the platform. Language is auto-detected from your content. Limits: Free (2/mo), Library (5/mo), Pro (15/mo), Premium (50/mo). Emails with financial data, personal IDs, or junk content are auto-rejected for your safety.
What's the difference between Free and Pro?
Free lets you create 5 short text stories per month from any text you paste. Pro unlocks 25 stories per month, all input methods (PDF, ArXiv, URL, DOI), all story lengths, custom prompts, AI-illustrated scene pictures on 10 stories, and a key insights card summarising your core findings. Premium gives you unlimited illustrated stories, content privacy for unpublished research, team collaboration, and as a bonus includes 5 shareable 90-second video stories with narration & music every month. Pro includes free 12-month Library access (worth $36). Premium includes free 16-month Library access.
What's included in Institution plans?
Institution plans are license packs for universities and organisations. Get access for 25 to 100+ professors and teachers with everything in Premium, SSO/SAML login, a dedicated account manager, training & onboarding, and custom SLA. Contact our sales team for a tailored quote.
Indian users: INR pricing available at checkout. All INR prices are inclusive of 18% GST. GST invoice provided automatically for every purchase.
International: USD pricing shown. Zero GST for institutional/B2B subscribers (LUT applied). Individual subscribers may be subject to applicable local taxes.