# MarterlApp vs Roadkill | SPOTTERON

The clearest difference is update cadence: Roadkill | SPOTTERON at every 3 months against MarterlApp's every 8 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.

MarterlApp ships an update every 8 months, Roadkill | SPOTTERON every 3 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | MarterlApp | Roadkill | SPOTTERON |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (4 ratings)](https://appshunter.io/ios/app/roadkill-spotteron/id1007563102/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 4 MB | 62 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [gtn solutions](https://appshunter.io/developer/399394601) | [SPOTTERON Gmbh](https://appshunter.io/developer/1378099707) |

## What reviewers say

### MarterlApp

[App page](https://appshunter.io/ios/app/marterlapp/id934453159)

**Features:** macOS Compatibility

**In-app purchases:** none


### Roadkill | SPOTTERON

[App page](https://appshunter.io/ios/app/roadkill-spotteron/id1007563102)

This citizen science app allows users to report roadkill sightings to a scientific database. Your contributions help researchers analyze data, identify hotspots, and develop solutions like wildlife crossings. It utilizes OpenStreetMap and is designed for modern smartphones.

**Highlights:** Report roadkill sightings, Contribute to scientific research, Identify wildlife hotspots, Utilizes OpenStreetMap, Create a SPOTTERON user account

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

**In-app purchases:** none


## Frequently asked questions

### Is MarterlApp free?

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

### Is Roadkill | SPOTTERON free?

Roadkill | SPOTTERON is free to download, with no in-app purchases.

### Do MarterlApp or Roadkill | SPOTTERON have ads?

Neither MarterlApp nor Roadkill | SPOTTERON shows ads.

### Which is updated more often, MarterlApp or Roadkill | SPOTTERON?

MarterlApp ships an update every 8 months, and Roadkill | SPOTTERON every 3 months. Most recently, MarterlApp was updated on October 7, 2026 and Roadkill | SPOTTERON on October 11, 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.*