# RNA Sampling vs MapFields

The clearest difference is ads: RNA Sampling at none against MapFields's shown. RNA Sampling also leads on update cadence (weekly vs every 3 weeks) and monetization model (free vs ad-supported). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for RNA Sampling against 5.0 for MapFields. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

RNA Sampling ships an update weekly, MapFields every 3 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | RNA Sampling | MapFields |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/rna-sampling/id6736910157/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/mapfields/id6762706018/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 44 MB | 7 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Crop Diagnostix Inc.](https://appshunter.io/developer/1773792711) | [Vertex Ag LLC](https://appshunter.io/developer/1894972839) |

## What reviewers say

### RNA Sampling

[App page](https://appshunter.io/ios/app/rna-sampling/id6736910157)

This app streamlines agricultural sample data collection for clients. It features QR code scanning, real-time data processing, and smart management of field samples and test results. Organize, edit, and track your sample history with ease, even offline.

**Highlights:** QR code scanning for sample tags, Real-time data processing and validation, Organize field samples and test results, Edit and update sample records, Add field observations and notes, Track sample history with timestamps, Offline functionality

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

**In-app purchases:** none


### MapFields

[App page](https://appshunter.io/ios/app/mapfields/id6762706018)

Easily map agricultural field boundaries, share them with others, and manage your farm's land. This tool simplifies land management for agricultural professionals.

**Highlights:** Field boundary mapping, Field sharing, Land management, Agricultural focus

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

**In-app purchases:** none


## Frequently asked questions

### Is RNA Sampling free?

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

### Is MapFields free?

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

### Which has better reviews, RNA Sampling or MapFields?

RNA Sampling and MapFields are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do RNA Sampling or MapFields have ads?

MapFields shows ads; RNA Sampling does not.

### Which is updated more often, RNA Sampling or MapFields?

RNA Sampling ships an update weekly, and MapFields every 3 weeks. Most recently, RNA Sampling was updated on October 30, 2026 and MapFields on October 24, 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.*