# Bidbus Auctions vs Trainer Calendar

The clearest difference is ads: Trainer Calendar at none against Bidbus Auctions's shown. Trainer Calendar also leads on update cadence (daily vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Bidbus Auctions ships an update every 2 months, Trainer Calendar daily. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Bidbus Auctions | Trainer Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/bidbus-auctions/id6466783546/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Ad-supported | — |
| Size | 22 MB | 4 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bidbus inc](https://appshunter.io/developer/1707803092) | [Zinaid Salkica](https://appshunter.io/developer/6808235424) |

## What reviewers say

### Bidbus Auctions

[App page](https://appshunter.io/ios/app/bidbus-auctions/id6466783546)

This app connects car dealers with private party vehicles, bypassing traditional wholesale auction limitations. It streamlines the vehicle acquisition process by offering direct access to a wider inventory. Dealers can find quality vehicles without the usual frustrations of aged or rejected stock.

**Highlights:** Access private party vehicles, Streamline vehicle buying, Avoid aged/rejected inventory, Direct dealer access, Expand vehicle selection

**Features:** macOS Compatibility

**In-app purchases:** none


### Trainer Calendar

[App page](https://appshunter.io/ios/app/trainer-calendar/id6808235421)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bidbus Auctions free?

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

### Is Trainer Calendar free?

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

### Do Bidbus Auctions or Trainer Calendar have ads?

Bidbus Auctions shows ads; Trainer Calendar does not.

### Which is updated more often, Bidbus Auctions or Trainer Calendar?

Bidbus Auctions ships an update every 2 months, and Trainer Calendar daily. Most recently, Bidbus Auctions was updated on October 3, 2026 and Trainer Calendar on October 9, 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.*