# ACV Auctions vs IADAC

The clearest difference is update cadence: ACV Auctions at every 2 weeks against IADAC's every 28 months. IADAC's advantage is iOS requirement (12.0 vs 17.4.1). 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.

ACV Auctions ships an update every 2 weeks, IADAC every 28 months. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ACV Auctions | IADAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.2K ratings)](https://appshunter.io/ios/app/acv-auctions/id969808943/reviews)** | — |
| Number of ratings | **1.2K** | — |
| Positive reviews | 55.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 28 months |
| Monetization | Free with in-app purchases | — |
| Size | 161 MB | 12 MB |
| Requires iOS | 17.4.1 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ACV Auctions Inc](https://appshunter.io/developer/969808942) | [Independent Auto Dealers Association of California](https://appshunter.io/developer/1569244100) |

## What reviewers say

### ACV Auctions

[App page](https://appshunter.io/ios/app/acv-auctions/id969808943)

This app is a digital marketplace for dealers to buy and sell wholesale vehicles. It streamlines the auction process, allowing sellers to easily list cars and buyers to bid in live auctions. The platform handles all payments and title transfers for a seamless transaction experience.

**Highlights:** Dealer-to-dealer marketplace, Live 20-minute auctions, VIN scanning and condition reporting, Live and proxy bidding, Real-time negotiation, Integrated payment and title transfer

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great interface
- 👍 Easy to use and intuitive
- 👍 Detailed condition reports
- 👍 Audio recordings of vehicles
- 👍 Convenient mobile platform

**What reviewers complain about**

- 🐛 Unreliable notifications
- 🐛 Arbitration issues and denials
- 🐛 Incomplete or inaccurate condition reports
- 🐛 Complicated arbitration process
- 🐛 Slow or unresponsive customer service

**Reported bugs**

- App crashes when navigating between vehicles
- Notifications not working consistently
- Inability to view ended auctions and sold vehicles
- Lack of landscape mode support on tablets

**Requested features**

- Watchlist feature to track interested vehicles
- Faster bidding times
- Improved notification system
- Easier access to account and payment information
- Better integration between mobile app and website


### IADAC

[App page](https://appshunter.io/ios/app/iadac/id1569244098)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ACV Auctions free?

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

### Is IADAC free?

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

### Do ACV Auctions or IADAC have ads?

Neither ACV Auctions nor IADAC shows ads.

### Which is updated more often, ACV Auctions or IADAC?

ACV Auctions ships an update every 2 weeks, and IADAC every 28 months. Most recently, ACV Auctions was updated on October 19, 2026 and IADAC on October 15, 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.*