# ObsEnMer vs Lilo

The clearest difference is rating: ObsEnMer at 5.0 against Lilo's 4.0. Lilo's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (4 vs 1). On price, review sentiment, ads 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.

ObsEnMer holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 67% of ObsEnMer's written reviews are positive against 60% of Lilo's.

ObsEnMer ships an update every 4 months, Lilo fortnightly. The most recent releases landed on September 17, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | ObsEnMer | Lilo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/obsenmer/id1162065009/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/lilo-browser/id1339709376/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | **66.7% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 185 MB | 164 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Altitude Cherbourg](https://appshunter.io/developer/512464175) | [Lilo](https://appshunter.io/developer/1077304423) |

## What reviewers say

### ObsEnMer

[App page](https://appshunter.io/ios/app/obsenmer/id1162065009)

Report marine animal sightings with this app. It's designed for boaters, professionals, and associations to contribute to citizen science programs. Help researchers understand marine life and climate change impacts.

**Highlights:** Report marine animal observations, Two involvement levels for boaters, Expert level for trained contributors, Species identification guide, Observation history, Species identification quizzes, Share observations on social media

**Features:** macOS Compatibility

**In-app purchases:** none


### Lilo

[App page](https://appshunter.io/ios/app/lilo-browser/id1339709376)

This search engine allows users to fund social and environmental projects with their search activity. By generating revenue through ads, it directs funds to causes like deforestation prevention or supporting children. Users can choose which projects their searches support, making internet use impactful.

**Highlights:** Fund social and environmental projects, Choose project destinations for funds, Generate money through advertising, Supports causes like deforestation and child support, Provides search results, Free to use

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is ObsEnMer free?

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

### Is Lilo free?

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

### Which has better reviews, ObsEnMer or Lilo?

ObsEnMer is rated higher. ObsEnMer averages 5.0 out of 5 from 1 ratings, while Lilo averages 4.0 from 4 ratings.

### Do ObsEnMer or Lilo have ads?

Neither ObsEnMer nor Lilo shows ads.

### Which is updated more often, ObsEnMer or Lilo?

ObsEnMer ships an update every 4 months, and Lilo fortnightly. Most recently, ObsEnMer was updated on September 17, 2026 and Lilo on September 1, 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.*