# Theory11 (theory11.com)

Is theory11.com legit and trustworthy? Truth score 77 out of 100, high truth signals: 7 of 11 public checks clear, 1 not found, 3 for information. Legitimacy confidence: high. Customer satisfaction: mostly satisfied.

- Truth score: 77 out of 100
- Legitimacy confidence: high
- Customer satisfaction: mostly satisfied, from Trustpilot 5 · 246 reviews; average 5.0
- Claimed: no
- Assessed: 2026-10-30

## Business details

- Sells: Physical goods
- Sells to: The public
- Kind of seller: Sells its own goods or services
- Licensed trade: No licence normally needed
- Domain age: 19 years
- Address: 4401 Belle Oaks Drive, Suite 120, North Charleston, SC 29405, United States
- Email address: support@theory11.com
- Phone number: +1 800-511-9484
- Contact page: https://www.theory11.com/support (linked from the site's own pages; we could not open it)
- Website: https://theory11.com/
- Social media: Facebook https://www.facebook.com/theory11, Instagram https://www.instagram.com/theory11, X https://www.twitter.com/theory11, YouTube https://www.youtube.com/user/whatistheory11
- Latest YouTube video: X-Men Playing Cards by theory11 https://www.youtube.com/watch?v=hbZJHttsEVo

## Summary

theory11.com's website address was registered 19 years ago, and is locked against transfer to someone else. It is on 4 social media platforms (Facebook, Instagram, X and YouTube), with its largest audience of 364,000 followers on Instagram. Customers have left 246 reviews on Trustpilot, averaging 5.0 stars out of 5. No malware or phishing warnings found for its website. We could not find an archive history for its website.

Important context: Truth Signal weighs public evidence about this business. A high score means strong evidence that the business is established and legitimate, not a promise that it is safe to buy from or that every purchase will go well. A low score means the evidence is thin or raises concerns, not that the business is unsafe or a scam.

Final check: address, postcode, state read in a second reading of the site's own pages, each with a quote from the page, where our code found nothing. Final check: contact page linked: the site's own pages name it in a link or heading, but no such page was read.

## Positives

- Its website address was registered 19 years ago (source: rdap)
- It is on 4 social media platforms (Facebook, Instagram, X and YouTube); the largest audience is 364,000 followers on Instagram (source: social)
- Good independent reputation: 246 reviews on Trustpilot, rated 5.0 stars out of 5 (source: reviews)
- No malware or phishing warnings found for its website (source: safe_browsing)

## Not found

- Web history and authority information was not found from our checks. (source: wayback)

## How to check if theory11.com is legit

To check if theory11.com is legit yourself, look at the same public records we did: the company register, who owns the web address and since when, customer reviews, visitor numbers, how long the site has existed, social profiles, malware lists, data breaches and email security. Each row below shows what that record says about theory11.com; open a row to see the facts and the source to check them yourself. Step by step: [how to know if a shopping site is legit](/guides/how-to-know-if-a-shopping-site-is-legit).

- Who they are: Company details: Based in the US; serves the US (For information)
- Who they are: Domain registration: Its website address was registered 19 years ago (Clear)
- Who they are: Website details: We read 3 of its pages: about, terms and privacy (Clear). Pages found: about (https://theory11.com/about), terms (https://theory11.com/terms), privacy (https://theory11.com/privacy)
- Reputation and track record: Customer reviews: Rated 5.0 stars out of 5 from 246 reviews on Trustpilot (Clear)
- Reputation and track record: App Store: Its app, Cyber Magic, is on Apple's App Store. (For information)
- Reputation and track record: Visitor traffic: Real people visited its website in 22 of the last 24 months (For information)
- Reputation and track record: Web history and authority: nothing known (Not found)
- Reputation and track record: Social presence: It is on 4 social media platforms (Facebook, Instagram, X and YouTube); the largest audience is 364,000 followers on Instagram (Clear)
- Safety: Malware and phishing: No malware or phishing warnings found for its website (Clear). This check is not perfect: it can miss a harmful site, and it can wrongly warn about a safe one.
- Safety: Data breach history: No known data breach involving the company (Clear)
- Safety: Domain and email security: Its email is protected: mail forged in its name is blocked (Clear)

## What its pages say

Quoted word for word from theory11.com's own pages.

- In their own words: “Since that moment, theory11 has propelled forward to become the world's finest producer of playing cards, puzzles, games, and magic. Every product is crafted with unrivaled design, dedication, and craftsmanship. To date, theory11 has designed and produced 179 unique products in collaboration with Disney, Marvel, Harry Potter, The Beatles, OBEY, Lord of The Rings, Stranger Things, Jean-Michel Basquiat, Keith Haring, Jimmy Fallon, Neil Patrick Harris, Saturday Night Live, and The Academy Awards.” (https://theory11.com/about)

## Cite

Truth Signal, Theory11: truth score 77 out of 100, legitimacy confidence High, assessed 2026-10-30, https://truthsignal.com/business/theory11.com. Licence CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). The same report as JSON: send Accept: application/json to https://truthsignal.com/business/theory11.com