# Stack's Bowers Galleries vs Sikkaji

The clearest difference is review sentiment: Stack's Bowers Galleries at 70% against Sikkaji's 50%. Sikkaji's advantage is update cadence (monthly vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Stack's Bowers Galleries ships an update every 3 months, Sikkaji monthly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Stack's Bowers Galleries | Sikkaji |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (269 ratings)](https://appshunter.io/ios/app/stacks-bowers-galleries/id1061767681/reviews)** | — |
| Number of ratings | **269** | — |
| Positive reviews | **70.4% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 126 MB | 43 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [STACK'S-BOWERS NUMISMATICS, LLC](https://appshunter.io/developer/1793159654) | [Utsav Selarka](https://appshunter.io/developer/1750445805) |

## What reviewers say

### Stack's Bowers Galleries

[App page](https://appshunter.io/ios/app/stacks-bowers-galleries/id1061767681)

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:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Fast and convenient
- 🖼️ Great coin photographs
- 💰 Allows pre-auction bids
- 📈 Tracks consigned items

**What reviewers complain about**

- 🐛 Search functionality useless
- 🐛 Filters are broken
- 🐛 Text search ineffective
- 🐛 Copying links includes extra text
- 🐛 Watch lists terrible

**Reported bugs**

- Search functionality is broken
- Filters are broken
- Copying links attaches extra text
- Watch list functionality is broken
- Auction catalog UI is broken

**Requested features**

- Allow push notifications for bids on my items
- Option to receive or not receive messages about watched items
- Return to the last viewed item position instead of the top of the list


### Sikkaji

[App page](https://appshunter.io/ios/app/sikkaji/id6503937442)

A marketplace for buying and selling vintage coins and notes. Explore collections by category or search by name, with secure checkout for easy transactions. Guest login is available to browse listings.

**Highlights:** Buy and sell vintage coins/notes, Guest login for browsing, Explore by category, Search by name, Seller profile pages, Secure checkout

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stack's Bowers Galleries free?

Stack's Bowers Galleries is free to download, with no in-app purchases.

### Is Sikkaji free?

Sikkaji is free to download, with no in-app purchases.

### Do Stack's Bowers Galleries or Sikkaji have ads?

Neither Stack's Bowers Galleries nor Sikkaji shows ads.

### Which is updated more often, Stack's Bowers Galleries or Sikkaji?

Stack's Bowers Galleries ships an update every 3 months, and Sikkaji monthly. Most recently, Stack's Bowers Galleries was updated on November 6, 2026 and Sikkaji on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*