# top Unkraut vs ab

The clearest difference is in-app purchases: ab at none against top Unkraut's 1. top Unkraut's advantage is update cadence (every 3 months vs every 7 months) and iOS requirement (12.0 vs 18.5). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. top Unkraut sells 1 in-app purchase, starting at $4.49 per year. ab asks for nothing beyond the download.

top Unkraut ships an update every 3 months, ab every 7 months. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | top Unkraut | ab |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Subscription | **Free** |
| Size | 83 MB | 0 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Landwirtschaftsverlag GmbH](https://appshunter.io/developer/388964788) | [Raiffeisen-NetWorld GmbH](https://appshunter.io/developer/1874238971) |

## What reviewers say

### top Unkraut

[App page](https://appshunter.io/ios/app/top-unkraut/id556850736)

Identify and manage weeds in your crops with detailed herbicide recommendations. This app helps you recognize problem weeds from photos and provides tailored advice for various agricultural and grassland scenarios, including application details and environmental considerations.

**Highlights:** Weed identification via photos, Customized herbicide recommendations, Detailed herbicide information (price, application, etc.), Environmental compliance info (water distances), Grassland herbicide data, Regular updates

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| top Unkraut (Laufzeit 1 Jahr) | $4.49 | per year |


### 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

**In-app purchases:** none


## Frequently asked questions

### Is top Unkraut free?

top Unkraut is free to download, with in-app purchases available.

### Is ab free?

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

### Do top Unkraut or ab have ads?

Neither top Unkraut nor ab shows ads.

### Which is updated more often, top Unkraut or ab?

top Unkraut ships an update every 3 months, and ab every 7 months. Most recently, top Unkraut was updated on September 22, 2026 and ab on September 23, 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.*