# GZ Auctions vs Blackwell Auctions

The clearest difference is rating: Blackwell Auctions at 5.0 against GZ Auctions's 3.7. Blackwell Auctions also leads on update cadence (every 6 months vs every 15 months) and ratings volume (10 vs 3). 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.

Blackwell Auctions holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 10 respectively.

GZ Auctions ships an update every 15 months, Blackwell Auctions every 6 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GZ Auctions | Blackwell Auctions |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/gz-auctions/id1225367132/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/blackwell-auctions/id1377883713/reviews)** |
| Number of ratings | 3 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 136 MB | 135 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 9+ |
| Developer | [Grant Zahajko Auctions LLC](https://appshunter.io/developer/1580614769) | [Blackwell Auctions LLC](https://appshunter.io/developer/1377883712) |

## What reviewers say

### GZ Auctions

[App page](https://appshunter.io/ios/app/gz-auctions/id1225367132)

This app allows collectors to buy and sell a wide range of items, from fine art to luxury goods. Users can preview, bid live, and track their auction activity directly from their mobile devices. It offers personalized services for sellers and a fair, professional experience for buyers.

**Highlights:** Preview upcoming lots, Bid live with swipe interface, Leave absentee bids, Track bidding activity, Watch live sales, View sales calendar, Quick registration

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Blackwell Auctions

[App page](https://appshunter.io/ios/app/blackwell-auctions/id1377883713)

Participate in live and online auctions from your mobile device. Preview items, register easily, and receive notifications for your favorite lots. Track your bidding history and activity conveniently.

**Highlights:** Preview auction items, Watch live auctions, Bid in real-time, Easy registration, Push notifications, Bidding history access

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is GZ Auctions free?

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

### Is Blackwell Auctions free?

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

### Which has better reviews, GZ Auctions or Blackwell Auctions?

Blackwell Auctions is rated higher. GZ Auctions averages 3.7 out of 5 from 3 ratings, while Blackwell Auctions averages 5.0 from 10 ratings.

### Do GZ Auctions or Blackwell Auctions have ads?

Neither GZ Auctions nor Blackwell Auctions shows ads.

### Which is updated more often, GZ Auctions or Blackwell Auctions?

GZ Auctions ships an update every 15 months, and Blackwell Auctions every 6 months. Most recently, GZ Auctions was updated on October 7, 2026 and Blackwell Auctions 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.*