Comparison

Jellywatch vs ForestForay

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Jellywatch

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
Read full description

Jellywatch is a database for monitoring ocean conditions, especially jellyfish populations. Citizen scientists are encouraged to submit reports from around the world. The data will be freely available to download or browse. Report jellyfish blooms, red tides, and even clean “normal” conditions you observe. If you submit a photo, we can identify the species for you as well.

About

ForestForay

Features
Read full description

Your All-in-One AI Nature Scanner & Field Guide! ForestForay is the ultimate outdoor companion for hikers, gardeners, foragers, and rockhounds. While we specialize in pro-grade plant and tree identification, ForestForay is built to scan the entire ecosystem. Instantly identify plants, flowers, weeds, trees, mushrooms, birds, insects, mammals, and even rocks & minerals! Whether you are backpacking through deep backcountry trails, identifying wildflowers on a weekend hike, picking out interesting stones, or diagnosing a sick houseplant in your living room, ForestForay provides pro-grade tools to explore, track, and interact with the natural world. KEY FEATURES THE ULTIMATE MULTI-SCANNER Point your camera at any plant, tree, mushroom, bird, insect, or rock. Get instant taxonomic classifications, binomial (Latin) names, family data, geological facts, and ecological guides. HORTICULTURAL DISEASE DIAGNOSTICS & CARE Is your houseplant or garden crop looking sick? Scan it to instantly diagnose early blights, fungal rusts, and pest damage. Get organic treatment suggestions and watering guides to revive your garden. PET TOXICITY WARNINGS Keep your furry companions safe. Scan wild plants and fungi on your hikes to check if they are hazardous or toxic to dogs, cats, or horses if ingested. PRIVATE GPS JOURNAL & MAP Mark your outdoor discoveries on a private map. Drop precise geotag pins where you spotted rare flowers, wildlife, or edible mushrooms. Your trail journal is saved securely on your device. OFFLINE SCAN QUEUE No cell service? No problem. The app queues your photos locally on remote trails and processes the identifications automatically once you return to coverage. CHOOSE YOUR PATH: - Free Explorer: Ad-supported. Earn free scans by watching rewarded ads. - Naturalist Pro ($3.99/mo or $29.99/yr): Enjoy ad-free unlimited scans, private GPS maps, offline queue, and full gardening diagnostics. Includes a 7-day free trial! Start your outdoor journey today and turn your next hike into a professional naturalist expedition! Privacy Policy: https://forestforay.com/privacy Terms of Service: https://forestforay.com/terms

Screenshots

Jellywatch4 screens
ForestForay4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Jellywatch versus ForestForay: the parameters behind the verdict, then further details
ParameterJellywatchForestForay
PriceFreeFree
Rating3.0 (2 ratings) — better—
Positive reviews90.9% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better16.4
Further details — not scored
Size6 MB85 MB
Age rating4+4+
DeveloperMonterey Bay Aquarium Research InstituteDustan Sept

In-app purchases

None

Jellywatch

No in-app purchases

2 purchases

ForestForay

Subscriptions2
  • Monthly1 Month trial$3.991 Month
  • Annual7 Days trial$29.991 Year

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.

Other comparisons