Gemini Storybooks vs cuentoconlaIA: how are we different?
Gemini writes a story with a mascot. We make a book of your kid. Why that changes everything.
Last updated: May 5, 2026
On LinkedIn, after announcing the launch, someone asked a reasonable question: "Looks great, congrats! But what's the difference between this and Gemini Storybooks?" It's the most important question in the category right now. Here's the full answer.
The conceptual difference
Gemini Storybooks writes a story with a mascot: you pick a topic, Gemini picks the characters, and composes a narrative. The mascot belongs to the model.
cuentoconlaIA.com makes a book of your kid: you upload photos, you choose the storytelling style, and your kid (with their favourite plush toy) is the protagonist on every one of the 20 pages. The mascot belongs to you.
That reframing — who is the protagonist — is what separates a "nice book made with AI" from a book the kid picks up at bedtime, recognises themselves in, and asks for again the next night.
The product difference, in a table
| Axis | Gemini Storybooks | cuentoconlaIA.com |
|---|---|---|
| Protagonist | Generic mascot/character chosen by the model | Your kid (and optionally their plush), from photos you upload |
| Authoring experience | You wrangle a prompt; outcome depends on your prompting skill | Guided 3-step wizard; no prompt writing. "Guided", "Freestyle" or "I'm feeling lucky" modes |
| Generation time | Slow; in our tests it came out incomplete / broken | 5–10 minutes from confirmation to the email with the book |
| Deliverable | 200 MB+ document — unwieldy to share or print | Lightweight PDF (≈1–3 MB) + shareable web viewer. Email-, mobile-, home-printer-friendly |
| Character consistency | Narrative drifts in long-format outputs | Faces stay stable across all 20 pages (the engineering obsession of the product — see the methodology) |
| Photo privacy | Google's general data policy | Auto-deleted after 30 days via an S3 lifecycle rule (not opt-in, not human). Hosted in Frankfurt (EU). GDPR, LSSI-CE, EU AI Act Art. 50. |
| Pricing model | Google One subscription | One-time €3.99 per book · no subscription |
| Languages | Multilingual (EN, ES, …) | Spanish (default) and English. Only two languages, both fully complete. |
The honest take
Frontier models keep raising the floor. In 18 months Gemini (and peers) will close part of this gap. What they won't copy as easily:
- Guided UX for non-technical parents. A general model gives you a blank page. We walk you through a process built specifically for turning photos into a children's book.
- A product, not a demo. Transactional email, lightweight PDF, public share link, automatic refund when something breaks. Things a model in a chat session can't deliver on its own.
- Privacy by architecture. Kid photos auto-delete after 30 days via an AWS S3 lifecycle rule, not via policy. Google trains on its data (with or without per-user opt-outs, depending on plan); we don't train models.
- EU hosting + ES compliance. GDPR, LSSI-CE, LOPDGDD, AEPD 2024, EU AI Act Art. 50. Spanish + EU buyers appreciate a local operator on European infrastructure.
When Gemini is the right answer
If you want to improvise a quick story in a conversation (no real intent to print, no need to email it, no requirement that the kid be the protagonist), Gemini Storybooks is fine. It's a more general tool; we're a specific product.
When cuentoconlaIA is the right answer
- Your kid is the protagonist. Upload photos, they recognise themselves on every page.
- It's a gift. Birthdays, "first storybook of…", baby showers, long-distance gifts. A lightweight PDF travels by email and prints anywhere.
- You want to end with a finished book, not a conversation. Close the wizard, grab a coffee, the book lands in your inbox. No prompt engineering.
- Privacy matters. EU-hosted, no training, photos auto-deleted. Especially relevant for kids' data.
If you're curious, keep reading
For exactly how every book is built, see the methodology page — prompt chain, image moderation, and why character consistency works. The human story behind the product is on About us. Or read a full 20-page personalized AI storybook example (Artemis I mission) before you commit a euro.
— David Pelayo, founder. LinkedIn.