REAL AUTHENTICATION vs CT Auction
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
REAL AUTHENTICATION
Determine the authenticity of luxury designer goods with expert authentication services. Get certifications, written statements for disputes, and item identification and valuation. Buy and sell with confidence, knowing your items are genuine.
- Authenticity determination (real or fake)
- Certifications for authentic items
- Physical authenticity cards
- Written statements for disputes
- Item make and model identification
- Item valuation
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Real or Fake? Authentication Services for Buying and selling Luxury Designer Goods Buy and Sell with Confidence Services Offered: - Authentication: determination (is it real or fake) - Certifications: for authentic items - Authenticity Cards: physical cards mailed to the client - Written Statements: documentation needed for getting your money back from a fake - Identification: of the make and model - Valuation: to assist with understanding the item's value Based in the US, we are the global leader in designer authentication services and have completed over 2 million authentications so far (and counting!) We authenticate over 100+ luxury designer brands of handbags, shoes, clothing, jewelry, watches, accessories, and even housewares before and after your purchase. Certified authentic listings have been proven to sell faster and for more money. How it Works: - Upload images and receive a determination within 12 to 24 hours or even make an appointment for an instant 1-hour turnaround. All items are initially scanned by our Smart Database Scan technology and then authenticated by a minimum of two luxury expert Authenticators. - Accidentally purchase a counterfeit item? No problem! We can help you with Paypal, eBay, and credit card claims to regain funds from fraudulent purchases. - Upgrade any order at any time to instantly receive official documentation when needed. - Volume buyer and/or seller? We have a partner program for our top clients that offers perks and discounts. Create an account and start authenticating today!
CT Auction
Access Japan's exclusive pre-owned luxury market. Source rare, authenticated items from trusted dealers with real-time B2B pricing and secure transactions.
- Access Japan's pre-owned luxury market
- Discover rare and curated items
- Source from trusted Japanese dealers
- Real-time B2B market prices
- Authenticated items
- Secure transactions
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CT Auction: Japan’s Leading B2B Pre-Owned Luxury Trading Platform Discover Rare Treasures: CT Auction is your exclusive gateway into Japan’s unique pre-owned luxury market.Every item is carefully curated to meet your expectations for exceptional quality and rarity. Trusted Sellers: We partner with Japan’s most reliable luxury dealers.All items are meticulously authenticated by certified Japanese experts. Real-Time B2B Trading: On CT Auction, you can source items with high profit potential and access real-time B2B market prices, helping you make smarter purchasing decisions. Secure Transactions: All transactions are protected by advanced security systems, ensuring a safe and reliable buying experience. Download the CT Auction app today and begin your journey into Japan’s world of pre-owned luxury.
Screenshots
Verdict
The clearest difference is rating: CT Auction at 5.0 against REAL AUTHENTICATION's 2.9. CT Auction also leads on monetization model (free vs free with in-app purchases) and update cadence (every 2 weeks vs every 2 months). REAL AUTHENTICATION's advantage is ratings volume (46 vs 1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CT Auction holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: REAL AUTHENTICATION has 46 ratings behind it against 1, so its average is the more settled of the two.
REAL AUTHENTICATION ships an update every 2 months, CT Auction every 2 weeks. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.
| Parameter | REAL AUTHENTICATION | CT Auction |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (46 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 46.9% of reviews | — |
| Number of ratings | 46 — better | 1 |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 17 MB | 73 MB |
| Age rating | 9+ | 4+ |
| Developer | Real Authentication, Inc | 株式会社Mr.circulate |
Customer experience
REAL AUTHENTICATION
CT Auction
In-app purchases
REAL AUTHENTICATION
No in-app purchases
CT Auction
No in-app purchases
Questions
Is REAL AUTHENTICATION free?
Is CT Auction free?
Which has better reviews, REAL AUTHENTICATION or CT Auction?
Do REAL AUTHENTICATION or CT Auction have ads?
Which is updated more often, REAL AUTHENTICATION or CT Auction?
Other comparisons
