# Eco vs Sea Shell Identifier

The clearest difference is in-app purchases: Eco at none against Sea Shell Identifier's 2. Eco also leads on ads (none vs shown) and iOS requirement (9.3 vs 12.0). Sea Shell Identifier's advantage is update cadence (weekly vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Sea Shell Identifier sells 2 in-app purchases, starting at $7.99 per 7 days. Eco asks for nothing beyond the download.

Eco ships an update every 4 months, Sea Shell Identifier weekly. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Eco | Sea Shell Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ecomap-lite/id389354646/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | — |
| Size | 213 MB | 101 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martin Seifert](https://appshunter.io/developer/381078324) | [Aasif Mansuri](https://appshunter.io/developer/1773766625) |

## What reviewers say

### Eco

[App page](https://appshunter.io/ios/app/ecomap-lite/id389354646)

This tool allows users to map plants and animals, record detailed attributes for each find, and display them on a map. It includes preset international databases and supports custom attribute definitions for tailored data collection.

**Highlights:** GPS-enabled location tracking, Customizable data attributes and forms, Integrated international species databases, Data export in CSV, KML, GPX, and Darwin Core formats, In-app photography with slideshow, Limited field trips and finds for Lite version

**Features:** macOS Compatibility

**In-app purchases:** none


### Sea Shell Identifier

[App page](https://appshunter.io/ios/app/sea-shell-identifier-shelify/id6749952643)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shellify Scan One Week | $7.99 | per 7 days |
| Shellify Scan One year | $44.99 | per year |


## Frequently asked questions

### Is Eco free?

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

### Is Sea Shell Identifier free?

Sea Shell Identifier is free to download, with in-app purchases available.

### Do Eco or Sea Shell Identifier have ads?

Sea Shell Identifier shows ads; Eco does not.

### Which is updated more often, Eco or Sea Shell Identifier?

Eco ships an update every 4 months, and Sea Shell Identifier weekly. Most recently, Eco was updated on October 9, 2026 and Sea Shell Identifier on October 25, 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.*