# ab vs Kramp

The clearest difference is review sentiment: Kramp at 100% against ab's 67%. Kramp also leads on update cadence (every 2 weeks vs every 7 months) and iOS requirement (16.4 vs 18.5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ab ships an update every 7 months, Kramp every 2 weeks. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ab | Kramp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kramp/id1483451039/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 0 MB | 86 MB |
| Requires iOS | 18.5 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Raiffeisen-NetWorld GmbH](https://appshunter.io/developer/1874238971) | [Kramp Groep B.V.](https://appshunter.io/developer/1483451038) |

## What reviewers say

### ab

[App page](https://appshunter.io/ios/app/ab-auction/id1147493601)

This app facilitates online auctions for used agricultural machinery. It offers a wide selection, reliable advice, and a quick, straightforward process with no auction fees. Become part of the platform for buying and selling farm equipment.

**Highlights:** Online auctions for used agricultural machinery, No auction fees, Reliable consultation, Fast and easy processing, Large selection of equipment

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

**In-app purchases:** none


### Kramp

[App page](https://appshunter.io/ios/app/kramp/id1483451039)

Easily find and order products with a comprehensive mobile catalog. Scan barcodes, QR codes, or even use image recognition to search for items. Check real-time availability and pricing, and streamline delivery verification.

**Highlights:** Mobile product catalog, Barcode and QR code scanning, Image recognition search, Real-time stock and pricing, Delivery content verification, Shopping cart functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is ab free?

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

### Is Kramp free?

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

### Do ab or Kramp have ads?

Neither ab nor Kramp shows ads.

### Which is updated more often, ab or Kramp?

ab ships an update every 7 months, and Kramp every 2 weeks. Most recently, ab was updated on October 3, 2026 and Kramp on October 16, 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.*