# A2Plus vs Syngenta Optibuse

The clearest difference is price: Syngenta Optibuse at Free against A2Plus's $20.99. Syngenta Optibuse also leads on iOS requirement (12.2 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Syngenta Optibuse is free to download; A2Plus costs $20.99 up front. Neither carries in-app purchases, so what you see is what you pay.

A2Plus ships an update every 3 months, Syngenta Optibuse every 6 months. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | A2Plus | Syngenta Optibuse |
| --- | --- | --- |
| Price | $20.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/a2plus/id597133880/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Paid | — |
| Size | 13 MB | 30 MB |
| Requires iOS | 26.0 | **12.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Web-Dream](https://appshunter.io/developer/414205929) | [Syngenta Agro AG](https://appshunter.io/developer/441897859) |

## What reviewers say

### A2Plus

[App page](https://appshunter.io/ios/app/a2plus/id597133880)

This utility app measures land area, perimeter, and distance with high accuracy. It offers multiple input methods including GPS and manual entry, and supports various units of measurement. Export your plans in KML or DXF formats for use in other software.

**Highlights:** Land area, perimeter, and distance measurement, GPS and manual point input, Multiple units of measurement, KML and DXF export formats, Archiving and editing of plans, French land registry overlay

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

**In-app purchases:** none


### Syngenta Optibuse

[App page](https://appshunter.io/ios/app/syngenta-optibuse/id1370349413)

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

**In-app purchases:** none


## Frequently asked questions

### Is A2Plus free?

A2Plus costs $20.99, with no in-app purchases.

### Is Syngenta Optibuse free?

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

### Do A2Plus or Syngenta Optibuse have ads?

Neither A2Plus nor Syngenta Optibuse shows ads.

### Which is updated more often, A2Plus or Syngenta Optibuse?

A2Plus ships an update every 3 months, and Syngenta Optibuse every 6 months. Most recently, A2Plus was updated on September 21, 2026 and Syngenta Optibuse on September 10, 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.*