Comparison

Classical Numismatic Group vs GreatCollections

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Classical Numismatic Group

This app allows users to participate in auctions for ancient, medieval, and British coins and medals. Preview upcoming lots, place absentee bids, and bid live during auctions from your mobile device. Track your bidding history and consign items for sale.

Highlights
  • Preview upcoming lots
  • Place absentee bids
  • Bid live in auctions
  • Track bidding history
  • Receive push notifications
  • Consign coins for sale
Features
Read full description

Since 1975, we at Classical Numismatic Group, LLC (CNG) have dedicated ourselves to serving your needs in the fields of ancient, medieval, and British numismatics. We aim to help you build your collection at reasonable prices, to supply the books that enable you to increase your knowledge and understanding, and - when the time comes - to help you sell individual items or your entire collection. When you become a customer of our firm, we hope that it is for the long term. CNG is an international firm with offices in Lancaster, Pennsylvania and London, England. We conduct biweekly Electronic Auctions, as well as several Feature Auctions per year, focusing on Greek, Central Asian, Roman Provincial, Roman Republican, Roman Imperial, Byzantine, Early Medieval, Islamic, World, British, and US coins and medals. With the Classical Numismatic Group app you can preview, watch, and bid in our auctions from your mobile / tablet device. You may participate in our sales while on-the-go, and gain access to the following features: 
 • Follow upcoming lots
 • Set up push notifications to keep you up-to-date on items of interest • Leave absentee bids • Bid live using a simple “swipe to bid” interface
 • Track your bidding history and activity
 • Watch live auctions • Consign your coins for sale The numismatic hobby sets us apart from the rush and pressures of day-to-day life, so we invite you to sit back, relax, and explore our shared numismatic heritage. We hope you find the time to enjoy our app today.

About

GreatCollections

Browse and bid on rare coin and banknote auctions. Research past sales and access an extensive archive of certified collectibles. Features high-resolution images and advanced search capabilities for collectors.

Highlights
  • Browse and bid on auctions
  • Research past auctions
  • View auction archive
  • High-resolution images
  • Advanced search
  • Real-time alerts
Features
Read full description

The GreatCollections app allows users to browse and bid on upcoming auctions of rare coins, banknotes and collectibles, as well as research past auctions and view our auction archive of over 1.6 million certified coins and banknotes. GreatCollections was founded in 2010 and is currently the official auctioneer of the American Numismatic Association (ANA). New auctions listed daily, with no hidden reserves. View high resolution images, including GreatPhotos, the best coin photography in the industry. Auction Features: • Certified coins graded by PCGS, NGC, CAC and ANACS. • Certified banknotes graded by PMG, PCGS and Legacy. Key Features: • Browse & Bid: Discover U.S. and world coins, certified paper money, and rare currency • Advanced Search: Find items by denomination, grade, date, and more • Auction Insights: View past results, top lots, and upcoming highlights • Stay Updated: Get real-time alerts on auctions, bids and outbid notices • Secure & Trusted: Over 100,000 registered bidders with 1.5 million items sold • Built with collectors in mind, the GreatCollections app delivers powerful tools in a clean, easy-to-navigate interface.

Screenshots

Classical Numismatic Group4 screens
GreatCollections4 screens

Verdict

The call

The clearest difference is review sentiment: GreatCollections at 100% against Classical Numismatic Group's 20%. GreatCollections also leads on update cadence (monthly vs every 5 months). Classical Numismatic Group's advantage is rating (4.5 vs 4.1) and ratings volume (98 vs 10). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Classical Numismatic Group holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: Classical Numismatic Group has 98 ratings behind it against 10, so its average is the more settled of the two. Written reviews complicate that: 20% of Classical Numismatic Group's written reviews are positive against 100% of GreatCollections's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Classical Numismatic Group ships an update every 5 months, GreatCollections monthly. The most recent releases landed on September 22, 2026 and August 29, 2026 respectively.

Scorecard4 real differences · 6 level
Classical Numismatic Group versus GreatCollections: the parameters behind the verdict, then further details
ParameterClassical Numismatic GroupGreatCollections
PriceFreeFree
Rating4.5 (98 ratings) — better4.1 (10 ratings)
Positive reviews20.0% of reviews100.0% of reviews — better
Number of ratings98 — better10
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size150 MB32 MB
Age rating9+17+
DeveloperClassical Numismatic Group, LLCGreatCollections Auctions LLC

Customer experience

Classical Numismatic Group

All ratings98 ratings
Positive83.7%
Neutral6.1%
Negative10.2%
Written reviews15 reviews
Positive20.0%
Neutral20.0%
Negative60.0%

GreatCollections

All ratings10 ratings
Positive70.0%
Neutral10.0%
Negative20.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Classical Numismatic Group

No in-app purchases

None

GreatCollections

No in-app purchases

Questions

Is Classical Numismatic Group free?
Classical Numismatic Group is free to download, with no in-app purchases.
Is GreatCollections free?
GreatCollections is free to download, with no in-app purchases.
Which has better reviews, Classical Numismatic Group or GreatCollections?
Classical Numismatic Group is rated higher. Classical Numismatic Group averages 4.5 out of 5 from 98 ratings, while GreatCollections averages 4.1 from 10 ratings.
Do Classical Numismatic Group or GreatCollections have ads?
Neither Classical Numismatic Group nor GreatCollections shows ads.
Which is updated more often, Classical Numismatic Group or GreatCollections?
Classical Numismatic Group ships an update every 5 months, and GreatCollections monthly. Most recently, Classical Numismatic Group was updated on September 22, 2026 and GreatCollections on August 29, 2026.

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