# NB Auction vs Layer Pro

The clearest difference is update cadence: Layer Pro at every 2 weeks against NB Auction's every 9 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.

NB Auction ships an update every 9 months, Layer Pro every 2 weeks. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | NB Auction | Layer Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/layer-pro-art-professionals/id6744890943/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 135 MB | 93 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 17+ |
| Developer | [NB AUCTION](https://appshunter.io/developer/1652265509) | [Holdart Trading - FZCO](https://appshunter.io/developer/1809765898) |

## What reviewers say

### NB Auction

[App page](https://appshunter.io/ios/app/nb-auction/id6444095903)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Layer Pro

[App page](https://appshunter.io/ios/app/layer-pro-art-professionals/id6744890943)

This platform empowers art professionals to manage their online presence, showcase and sell artworks, and handle secure transactions. It offers tools for managing exhibitions, articles, and artist listings, with integrated global delivery and payout management.

**Highlights:** Build and manage online presence, Showcase and sell artworks, Secure transactions with escrow, Global delivery and logistics, Real-time sales and activity tracking, Flexible payout management

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is NB Auction free?

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

### Is Layer Pro free?

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

### Do NB Auction or Layer Pro have ads?

Neither NB Auction nor Layer Pro shows ads.

### Which is updated more often, NB Auction or Layer Pro?

NB Auction ships an update every 9 months, and Layer Pro every 2 weeks. Most recently, NB Auction was updated on October 6, 2026 and Layer Pro on October 7, 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.*