Lion and Unicorn vs BB auctions
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lion and Unicorn
This app allows collectors, estates, and institutions to receive appraisals and valuations for various items. It also provides a platform to preview, watch, and bid in live auctions directly from your mobile device.
- Appraisals for art, jewelry, antiques
- Preview upcoming auctions
- Watch live auctions
- Bid in live auctions
- Track bidding history
- Notifications for auctions
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Lion and Unicorn provides appraisals and valuations for collectors, estates, and institutions. Private consultations are available. Appraisals include art, jewelry, silver, antiques, and numerous other specialties. With the Lion and Unicorn app, you can preview, watch and bid in our auctions from your mobile devices. Experience the rush of a live auction from the comfort of your home. Gain access to features such as: • Quick and Easy Registration • Notifications of upcoming auctions • Following upcoming lots of interest • Track your bidding history • Watch live auctions • Participate in live auctions from anywhere
BB auctions
Participate in live auctions for Mexican numismatic items. Register, create an account, and place bids both before and during live events. Review past auction results.
- Conduct numismatic auctions
- Register and create account
- Place pre-auction bids
- Live bidding functionality
- View past auction results
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This app is mainly focused in conducting auctions for Mexican numismatics items. This application will allow you to do the following. -Register and create your account. -Place bids prior to the auction. -Live bidding. -View results of previous auctions.
Screenshots
Verdict
The clearest difference is ratings volume: Lion and Unicorn at 49 against BB auctions's 1. BB auctions's advantage is update cadence (every 6 months vs every 21 months). On price, rating, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for Lion and Unicorn against 5.0 for BB auctions. That said, the two scores are not equally well evidenced: Lion and Unicorn has 49 ratings behind it against 1, so its average is the more settled of the two.
Lion and Unicorn ships an update every 21 months, BB auctions every 6 months. The most recent releases landed on September 24, 2026 and June 23, 2026 respectively.
| Parameter | Lion and Unicorn | BB auctions |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (49 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 78.6% of reviews | — |
| Number of ratings | 49 — better | 1 |
| Update frequency | Every 21 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 135 MB | 136 MB |
| Age rating | 9+ | 9+ |
| Developer | Whitley's Auctioneers, Inc. | BRIGGS & Bustos LLC |
Customer experience
Lion and Unicorn
BB auctions
In-app purchases
Lion and Unicorn
No in-app purchases
BB auctions
No in-app purchases
