United-Letters
United Letters is a German direct-to-consumer e-commerce company that creates and sells personalized hardcover children's storybooks and themed gift accessories, serving parents and gift buyers globally through its own online storefront.
- Company typePrivate
- Founded2017
- HeadquartersNeustadt, Germany
- Headcount11–50
- GTM typeB2C
- OfferingHardware or Manufacturing
What United-Letters does
United Letters is a German direct-to-consumer e-commerce company that designs, produces, and sells personalized hardcover children's storybooks and themed gift accessories. Founded around 2017 by writer Johanna Lehmann and illustrator Christina Snuggs, the company operates as a brand under the legal entity NINO Druck GmbH, which also owns the Neustadt/Weinstraße-based printing facility used for on-demand production. The core product is a personalization engine that allows buyers to customize a child's name, skin tone, hair color, gender, and dedication integrated into illustrated stories, with a real-time preview before purchase. Two titles anchor the catalog—Tree of Life (the best-seller) and Ocean Adventure—with a sub-series branded 'One Little Earth.' Premium hardcover lay-flat binding, FSC-certified paper, and a tree-planted-per-book sustainability promise (via One Tree Planted) define the production and brand position.
The business runs a product-led D2C model: customers self-serve on the owned united-letters.com storefront, pay per unit (books at €39.90, memory games at €19.99, growth charts at €22.50, posters at €4.95-€7.95), and receive on-demand-printed products shipped globally from Germany. Acquisition is driven by organic content marketing (blog, parenting tips), an email newsletter with a free coloring-book lead magnet, and organic social (Facebook, Instagram, Pinterest, Twitter). The customer base consists of parents, godparents, and gift buyers purchasing for occasions (baptisms, births, birthdays, Christmas, school entry) for children aged 0-8. The catalog is offered in German, English, and French, and the company ships to 18+ countries across Western Europe, North America, and Asia-Pacific. No external funding, no enterprise customers, and no app or marketplace presence are reported.
United-Letters firmographics
Firmographics- Name
- United-Letters
- Legal name
- NINO Druck GmbH
- Website
- https://united-letters.com
- Company type
- Private
- Founded year
- 2017
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- United Letters is a German direct-to-consumer e-commerce company that creates and sells personalized hardcover children's storybooks and themed gift accessories, serving parents and gift buyers globally through its own online storefront.
- Ownership category
- akta.pro rank
United-Letters industry classification
Industry- Product category
- Personalized Children's Books
- NAICS
- Book Publishers (513130), Book Retailers and News Dealers (4592), Hobby, Toy, and Game Retailers (459120)
- SIC
- Books: Publishing Or Publishing & Printing (2731), Book Printing (2732), Games, Toys & Children's Vehicles (No Dolls & Bicycles) (3944)
- akta.pro primary industry
- Picture Book Publishing (MPAJAFAA)
- akta.pro secondary industries
- Children’s Books & Educational Readers Retail (CRALAAAD), Humor, Gift & Specialty Format Books (Journals, Coloring, etc.) (MPAJAAAN), Children’s Nonfiction Educational (Science, History, Nature) (EDAGAIAC)
Keywords
Where United-Letters is headquartered
LocationHeadquarters
- HQ city
- Neustadt
- HQ country
- Germany
- HQ region
- Europe
Offices1 record
Markets served
United-Letters business model
Business model- GTM type
- B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D
Revenue model
- Personalized Book Sales: One-time purchase of customized hardcover children's books sold directly through the e-commerce website. Each book is printed individually upon order with personalization.
- Complementary Products: Memory games, growth charts, posters, and other children's room accessories sold alongside core books as upsell opportunities.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Tree of Life and Ocean Adventure books |
| Unit Pricing | Pay-as-you-go | Tree of Life Memory Game |
| Unit Pricing | Pay-as-you-go | Tree of Life Growth Chart |
| Unit Pricing | Pay-as-you-go | Tree of Life Poster |
Go-to-market motion2 records
Distribution channels1 record
Marketing channels4 records
United-Letters product offering
Product offeringCore offering
United Letters designs, personalizes, and sells hardcover children's storybooks (The Tree of Life and The Ocean Adventure) directly to consumers via its own e-commerce site, allowing buyers to customize the main character with a child's name, skin tone, hair color, gender, and personal dedication. The company complements its core books with branded accessories — a memory card game, an XXL growth chart, and posters — plus a free audio bedtime story, and supports tree planting and turtle conservation with every purchase.
Product overview
United-Letters is a personalized children's book publisher offering two core personalized hardcover storybooks — The Tree of Life and The Ocean Adventure — both of which can be personalized with the child's name, appearance, and a custom dedication. The company operates on a direct-to-consumer web-shop model, selling internationally in German, English, and French. A growing portfolio of Tree of Life-themed accessories (memory game, growth chart, posters) extends the core book brand. The company also launched its first audio product, the Good Night Journey sleep story. All physical products are printed sustainably in Germany with FSC-certified paper.
Differentiator
Problem solved
Functional benefit
Brands
- One Little Earth (Die kleine Erde): An ecological children's book series encouraging kids to be mindful towards the planet. The first title in the series is The Ocean Adventure.
- Tree of Life
- Ocean Adventure
Products and services
- The Tree of Life (Der Lebensbaum) Flagship personalized hardcover children's storybook in which a child becomes the protagonist of a magical Tree of Life story, customized with their name, skin tone, hair color, gender, and a personal dedication; intended as a premium gift for baptism, birth, and birthdays for children aged 0–8.
- The Ocean Adventure (Das Meeresabenteuer) Personalized hardcover children's storybook set in a magical ocean adventure where the child becomes the hero and learns about marine life and environmental consciousness; part of the 'One Little Earth' series and available in German and English.
- Tree of Life Memory Game (Lebensbaum Memory-Spiel) Personalized memory card game (12 pairs) matching the Tree of Life book, customizable by the gender and hair color of the main character; produced from high-quality cardstock with rounded corners and a reusable drawstring bag.
- Tree of Life XXL Growth Chart (Lebensbaum Messlatte) XXL wall growth chart (50 x 130 cm) companion to the Tree of Life book, designed for children from 55 to 140 cm tall, with the child's name written into the tree crown for personalization.
- Tree of Life Poster (Lebensbaum Poster) Set of inspirational A4 posters featuring artwork from the Tree of Life book, available in four design options for decorating a child's room.
- Good Night Journey (Gute Nacht Reise) Free audio bedtime story featuring a magical relaxation journey with a unicorn, targeted at children aged 3 and older.
Quantifiable outcome
- Tree planted for every book sold
- +1 more outcomes
Companies that use United-Letters
Customer profileNamed customers4 records
Segments2 records
Ideal customer profiles1 record
United-Letters technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature2 records
United-Letters partnerships and signals
Strategic signalPartnerships
Four partnerships are on record, tiered core and minor.
- One Tree PlantedcoreEnvironmental partnership where United Letters plants one tree for every book sold through One Tree Planted. This aligns with their sustainability mission and adds environmental value to each purchase.
- La Tortuga FelizcoreTurtle conservation program in Costa Rica. With every Ocean Adventure book sold, United Letters supports this turtle protection initiative. Founder Johanna previously volunteered there before creating the book.
- GeschenklyminorGift discovery platform that distributes United Letters products, expanding reach to customers browsing for gift ideas on partner websites.
- NINO Druck GmbHcoreGerman printing company that manufactures and fulfills all United Letters products. Located in Neustadt/Weinstraße, Germany. Manages order fulfillment, shipping, and customer service operations.
Scale indicators2 records
Recent moves6 records
Expansion highlights5 records
United-Letters competitors and assessment
Company assessmentRegional players
- YourSurprise: YourSurprise is a European personalized gift company (headquartered in Netherlands/Switzerland) offering customized books, toys, and gifts. While not exclusively focused on children's books, it competes in the same European personalized gift category as United Letters with overlapping product formats.
Direct peers
- Papier: Papier is a UK-based personalized stationery and gift company offering customized notebooks, journals, and paper goods. While focused more on stationery than children's books, it shares United Letters' direct-to-consumer premium personalized gift positioning and target audience of gift buyers.
- Hooray Heroes: Hooray Heroes is a European personalized children's book and gift company offering customizable storybooks and accessories. It directly competes with United Letters across product format (personalized hardcover books), target customer (parents and gift buyers), and business model (direct-to-consumer e-commerce).
- I See Me!: I See Me! is a US-based personalized children's book publisher with a deep catalog of customizable storybooks, puzzles, and gifts. It competes directly with United Letters on personalized hardcover books for young children, gift occasions, and parent buyers.
- Wonderbly: Wonderbly (formerly Lost My Name) is one of the leading personalized children's book publishers globally, offering customizable storybooks where a child becomes the protagonist. It is a direct competitor with a similar product-led, direct-to-consumer model and premium positioning, though operating at significantly larger scale with venture capital backing.
Emerging players
- Twigtale: Twigtale creates personalized children's storybooks focused on social-emotional learning and addressing specific childhood experiences (new sibling, divorce, adoption). It overlaps with United Letters' mindfulness/emotional development themes but targets a more therapeutic use case.
- Wonderbook (StoryBug): StoryJumper is a self-publishing children's book platform that allows parents and educators to create personalized and custom storybooks. While more of a creation tool than a publisher, it intersects with United Letters' personalized children's book category with an emerging/digital-first approach.
- Lala & Bea: Lala & Bea creates personalized children's books and gifts with a focus on diverse character representation and meaningful themes. It is an emerging player in the personalized children's book space with direct competition to United Letters on customization and mindful content.
Broad incumbents
- Put Me In The Story: Put Me In The Story is the personalized book platform backed by Disney Publishing, offering customizable versions of popular children's characters and stories. It represents a broad incumbent with access to major IP and brand recognition that competes with smaller independent personalized publishers like United Letters.
- Personalization Mall: Personalization Mall is a large US personalized gift retailer offering customizable products including books, apparel, home goods, and accessories. It serves as a broad incumbent in the personalized gifting space, competing with United Letters on personalized books while operating a much wider product portfolio.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
United-Letters social profiles
Digital presenceUnited-Letters financial estimates
Financial estimateRevenue estimate
Valuation estimate
United-Letters leadership team
Management profileNumber of profiles
Profiles3 records
United-Letters funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
United-Letters M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about United-Letters
What does United-Letters do?
United Letters designs, personalizes, and sells hardcover children's storybooks (The Tree of Life and The Ocean Adventure) directly to consumers via its own e-commerce site, allowing buyers to customize the main character with a child's name, skin tone, hair color, gender, and personal dedication. The company complements its core books with branded accessories — a memory card game, an XXL growth chart, and posters — plus a free audio bedtime story, and supports tree planting and turtle conservation with every purchase.
Is United-Letters a public or private company?
United-Letters is a private company. It is classified as corporate owned and is currently operating.
When was United-Letters founded?
United-Letters was founded in 2017. It employs 11 to 50 people.
Where is United-Letters based?
United-Letters is headquartered in Neustadt, Germany, in the Europe region.
How does United-Letters make money?
Two revenue lines are on record. Personalized Book Sales are the primary driver. The others are complementary Products.
Who are United-Letters's main competitors?
YourSurprise is listed as a regional player. Direct peers are Papier, Hooray Heroes, I See Me! and Wonderbly. Emerging players are Twigtale, Wonderbook (StoryBug) and Lala & Bea. Broad incumbents are Put Me In The Story and Personalization Mall.
Does United-Letters have an API?
No public API is recorded for United-Letters.
What industry is United-Letters in?
United-Letters's product category is Personalized Children's Books. Its primary akta.pro industry code is MPAJAFAA, Picture Book Publishing, with a secondary code of CRALAAAD, Children’s Books & Educational Readers Retail. Its NAICS code is 513130 and its SIC code is 2731.