Comparison

Stack's Bowers Galleries vs Classical Numismatic Group

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

Head to head
About

Stack's Bowers Galleries

Participate in live and online auctions for rare coins, paper money, and ancient coins. Browse upcoming lots, view past results, track items, and bid in real-time. Submit photos for appraisal or consignment.

Highlights
  • Live and Internet auctions
  • Browse upcoming auction lots
  • View past sales results
  • Submit items for appraisal/consignment
  • Track items with watchlist
  • Place presale and proxy bids
  • Real-time bidding with live streaming
Features
Read full description

Stack’s Bowers Galleries conducts live, Internet, and specialized auctions for U.S. and world rare coins, paper money, ancient coins, precious metals, and bullion. For more than eight-decades we have achieved dynamic results and realized record-breaking prices. This history guides our unwavering commitment to serve novice and expert collectors and enthusiasts, as well as industry professionals across the world. As America's oldest coin auction house, Stack's Bowers Galleries has auctioned many of the rarest coins and most valuable collections ever assembled. Our knowledgeable staff offers unsurpassed expertise in all areas of numismatics, as well as a commitment to excellent personal service. Now more than ever, collectors are bidding online, and Stack’s Bowers Galleries has invested in creating an online experience as compelling and attractive to bidders as attending our in-person auctions. The Stack’s Bowers Galleries app features our iBid Live technology and makes participating in our sales as easy as ever. Our app allows users to browse our upcoming auctions lots, view past sales results, send us pictures of items to be appraised or consigned to a future sale, track items with our watchlist, leave presale and proxy bids, and bid in real time in our virtual auction gallery that live streams video from our auction studio.

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.

Screenshots

Stack's Bowers Galleries4 screens
Classical Numismatic Group4 screens

Verdict

The call

The clearest difference is review sentiment: Stack's Bowers Galleries at 70% against Classical Numismatic Group's 20%. Classical Numismatic Group's advantage is rating (4.5 vs 4.3). On price, ratings volume, update cadence and ads 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 4.3. Both are backed by a comparable volume of ratings — 258 and 98 respectively. Written reviews complicate that: 70% of Stack's Bowers Galleries's written reviews are positive against 20% of Classical Numismatic Group's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Stack's Bowers Galleries ships an update every 3 months, Classical Numismatic Group every 5 months. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 8 level
Stack's Bowers Galleries versus Classical Numismatic Group: the parameters behind the verdict, then further details
ParameterStack's Bowers GalleriesClassical Numismatic Group
PriceFreeFree
Rating4.3 (258 ratings)4.5 (98 ratings) — better
Positive reviews70.4% of reviews — better20.0% of reviews
Number of ratings258 — better98
Update frequencyEvery 3 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size126 MB150 MB
Age rating9+9+
DeveloperSTACK'S-BOWERS NUMISMATICS, LLCClassical Numismatic Group, LLC

Customer experience

Stack's Bowers Galleries

All ratings258 ratings
Positive81.4%
Neutral3.9%
Negative14.7%
Written reviews27 reviews
Positive70.4%
Neutral7.4%
Negative22.2%

Classical Numismatic Group

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

In-app purchases

None

Stack's Bowers Galleries

No in-app purchases

None

Classical Numismatic Group

No in-app purchases

Questions

Is Stack's Bowers Galleries free?
Stack's Bowers Galleries is free to download, with no in-app purchases.
Is Classical Numismatic Group free?
Classical Numismatic Group is free to download, with no in-app purchases.
Which has better reviews, Stack's Bowers Galleries or Classical Numismatic Group?
Classical Numismatic Group is rated higher. Stack's Bowers Galleries averages 4.3 out of 5 from 258 ratings, while Classical Numismatic Group averages 4.5 from 98 ratings.
Do Stack's Bowers Galleries or Classical Numismatic Group have ads?
Neither Stack's Bowers Galleries nor Classical Numismatic Group shows ads.
Which is updated more often, Stack's Bowers Galleries or Classical Numismatic Group?
Stack's Bowers Galleries ships an update every 3 months, and Classical Numismatic Group every 5 months. Most recently, Stack's Bowers Galleries was updated on September 17, 2026 and Classical Numismatic Group on September 22, 2026.

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