# Jellywatch vs ForestForay

The clearest difference is in-app purchases: Jellywatch at none against ForestForay's 2. Jellywatch also leads on iOS requirement (14.0 vs 16.4). ForestForay's advantage is update cadence (every 2 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. ForestForay sells 2 in-app purchases, starting at $3.99 per month. Jellywatch asks for nothing beyond the download.

Jellywatch ships an update every 3 months, ForestForay every 2 days. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Jellywatch | ForestForay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/jellywatch/id545501733/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 6 MB | 85 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Monterey Bay Aquarium Research Institute](https://appshunter.io/developer/997448509) | [Dustan Sept](https://appshunter.io/developer/1896145938) |

## 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


### ForestForay

[App page](https://appshunter.io/ios/app/forestforay-plant-identifier/id6775227553)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $29.99 | per year |


## Frequently asked questions

### Is Jellywatch free?

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

### Is ForestForay free?

ForestForay is free to download, with in-app purchases available.

### Do Jellywatch or ForestForay have ads?

Neither Jellywatch nor ForestForay shows ads.

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

Jellywatch ships an update every 3 months, and ForestForay every 2 days. Most recently, Jellywatch was updated on November 1, 2026 and ForestForay on November 5, 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.*