# Jellywatch vs GulfSeeLife

The clearest difference is ratings volume: GulfSeeLife at 41 against Jellywatch's 1. GulfSeeLife also leads on update cadence (monthly vs every 3 months) and review sentiment (100% vs 91%). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Jellywatch against 5.0 for GulfSeeLife. That said, the two scores are not equally well evidenced: GulfSeeLife has 41 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 91% of Jellywatch's written reviews are positive against 100% of GulfSeeLife's.

Jellywatch ships an update every 3 months, GulfSeeLife monthly. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Jellywatch | GulfSeeLife |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/jellywatch/id545501733/reviews) | [5.0 (41 ratings)](https://appshunter.io/ios/app/gulfseelife/id1663175750/reviews) |
| Number of ratings | 1 | **41** |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 6 MB | 70 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Monterey Bay Aquarium Research Institute](https://appshunter.io/developer/997448509) | [Elemental Methods, LLC](https://appshunter.io/developer/412002146) |

## What reviewers say

### Jellywatch

[App page](https://appshunter.io/ios/app/jellywatch/id545501733)

This app serves as a global database for monitoring ocean conditions, focusing on jellyfish populations. It empowers citizen scientists to submit observations and photos, contributing to freely accessible data on blooms, red tides, and general marine environments. Species identification is also offered for submitted images.

**Highlights:** Ocean condition monitoring, Jellyfish population tracking, Citizen science reporting, Global data submission, Species identification, Free data access

**Features:** macOS Compatibility

**In-app purchases:** none


### GulfSeeLife

[App page](https://appshunter.io/ios/app/gulfseelife/id1663175750)

Become a citizen scientist by documenting and sharing your observations of the Gulf coast. Help identify species, contribute to research projects, and connect with a community dedicated to preserving biodiversity. Earn rewards for your participation.

**Highlights:** Share nature observations with photos and locations, Identify species without AI assistance, Participate in collaborative research projects, Engage with a scientific community, Earn points and badges for participation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Jellywatch free?

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

### Is GulfSeeLife free?

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

### Which has better reviews, Jellywatch or GulfSeeLife?

Jellywatch and GulfSeeLife are both rated 5.0 out of 5 on the App Store, from 1 and 41 ratings respectively.

### Do Jellywatch or GulfSeeLife have ads?

Neither Jellywatch nor GulfSeeLife shows ads.

### Which is updated more often, Jellywatch or GulfSeeLife?

Jellywatch ships an update every 3 months, and GulfSeeLife monthly. Most recently, Jellywatch was updated on June 1, 2026 and GulfSeeLife on September 8, 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.*