# BigIron Auctions vs Prime Stop

The clearest difference is update cadence: BigIron Auctions at monthly against Prime Stop's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

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

BigIron Auctions ships an update monthly, Prime Stop every 13 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BigIron Auctions | Prime Stop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (54 ratings)](https://appshunter.io/ios/app/bigiron-auctions/id1594861932/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Free | — |
| Size | 47 MB | 304 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Stock Realty & Auction Company](https://appshunter.io/developer/1102496123) | [Wisner West Inc](https://appshunter.io/developer/1625314149) |

## What reviewers say

### BigIron Auctions

[App page](https://appshunter.io/ios/app/bigiron-auctions/id1594861932)

Access and participate in online auctions for construction equipment and trucks. Browse thousands of detailed item descriptions for current and upcoming unreserved auctions.

**Highlights:** Online bidding, Unreserved auctions, Construction equipment, Trucks, Detailed item descriptions, Current and upcoming auctions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Prime Stop

[App page](https://appshunter.io/ios/app/prime-stop/id1625314147)

**In-app purchases:** none


## Frequently asked questions

### Is BigIron Auctions free?

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

### Is Prime Stop free?

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

### Do BigIron Auctions or Prime Stop have ads?

Neither BigIron Auctions nor Prime Stop shows ads.

### Which is updated more often, BigIron Auctions or Prime Stop?

BigIron Auctions ships an update monthly, and Prime Stop every 13 months. Most recently, BigIron Auctions was updated on October 20, 2026 and Prime Stop 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.*