# TaiseiAuction vs GreatCollections

The clearest difference is rating: TaiseiAuction at 5.0 against GreatCollections's 4.1. GreatCollections's advantage is update cadence (monthly vs every 8 months) and ratings volume (10 vs 1). 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.

TaiseiAuction holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: GreatCollections has 10 ratings behind it against 1, so its average is the more settled of the two.

TaiseiAuction ships an update every 8 months, GreatCollections monthly. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TaiseiAuction | GreatCollections |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/taiseiauction/id1460425362/reviews)** | [4.1 (10 ratings)](https://appshunter.io/ios/app/greatcollections/id6746214845/reviews) |
| Number of ratings | 1 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Free | Free |
| Size | 134 MB | 32 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Taisei Auction Corporation](https://appshunter.io/developer/1460425361) | [GreatCollections Auctions LLC](https://appshunter.io/developer/1815776178) |

## What reviewers say

### TaiseiAuction

[App page](https://appshunter.io/ios/app/taiseiauction/id1460425362)

Discover and bid on numismatic items from around the globe. This platform offers a wide selection of gold and silver rarities, as well as banknotes, through annual and online auctions. It's a trusted source for collectors to find or sell valuable coins.

**Highlights:** Global numismatic item auctions, Gold and silver rarities, Banknote auctions, Annual Tokyo International Coin Convention auctions, Online auctions, Trusted coin dealer services

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### GreatCollections

[App page](https://appshunter.io/ios/app/greatcollections/id6746214845)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TaiseiAuction free?

TaiseiAuction 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, TaiseiAuction or GreatCollections?

TaiseiAuction is rated higher. TaiseiAuction averages 5.0 out of 5 from 1 ratings, while GreatCollections averages 4.1 from 10 ratings.

### Do TaiseiAuction or GreatCollections have ads?

Neither TaiseiAuction nor GreatCollections shows ads.

### Which is updated more often, TaiseiAuction or GreatCollections?

TaiseiAuction ships an update every 8 months, and GreatCollections monthly. Most recently, TaiseiAuction was updated on October 6, 2026 and GreatCollections on October 24, 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.*