Mason Auctions vs Tranzon Catalog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mason Auctions
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This dynamic app allows you to (1) stay informed about our upcoming auctions; (2) view properties that interest you; (3) get notifications when you’ve been outbid; (4) bid no matter where you are located (or set and forget your maximum bid to let our platform automatically bid the lowest possible winning bid for you). This is the go-to-source for up-to-the-minute information on all of our auctions.
Tranzon Catalog
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The best tool to manage your auctions. This app will allow you to create new lots as well as update existing lots in your upcoming auctions.
Screenshots
Verdict
The clearest difference is update cadence: Tranzon Catalog at every 14 months against Mason Auctions's every 32 months. Tranzon Catalog also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support 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.
Mason Auctions ships an update every 32 months, Tranzon Catalog every 14 months. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.
| Parameter | Mason Auctions | Tranzon Catalog |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 32 months | Every 14 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 13 MB |
| Age rating | 9+ | 17+ |
| Developer | Mason Auctions LLC | Tranzon, L.L.C |
In-app purchases
Mason Auctions
No in-app purchases
Tranzon Catalog
No in-app purchases
Questions
Is Mason Auctions free?
Is Tranzon Catalog free?
Do Mason Auctions or Tranzon Catalog have ads?
Which is updated more often, Mason Auctions or Tranzon Catalog?
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