Comparison

PSS EVO vs Seabook

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

Head to head
About

PSS EVO

This app serves as a digital learning hub, offering educational content for users. It provides a centralized platform for accessing various learning materials and resources.

Highlights
  • E-learning center
  • Access educational content
  • Centralized learning platform
  • Educational resources
Features
Read full description

PSS EVO - Your E-learning center.

About

Seabook

Identify marine life with AI-powered photo recognition and explore detailed species information. Log your dives with comprehensive data, track conditions, equipment, and sightings. Organize your discoveries into personal collections and access information offline.

Highlights
  • AI fish identification by photo
  • Comprehensive dive logbook
  • Personalized marine life collections
  • Detailed species information
  • Intuitive search and filters
  • Offline mode for remote access
Features
Read full description

Dive into the depths with Seabook, the ultimate app for marine enthusiasts! Uncover the mysteries of the underwater world by effortlessly identifying fish, creatures, corals, sponges, and plants. Whether you're a scuba diver, freediver, snorkeler, angler or ocean lovers, Seabook is your go-to companion for exploring marine life. Key Features: ⁘ Dive Computer Sync Import your dives straight from your dive computer and complete the story in Seabook. Add location, conditions, marine life sightings, personal notes, and your own impressions to create a logbook that feels truly yours. ⁘ Logbook Transform your dives into lasting memories with the Logbook! Track essential dive details like date, times, depth, and location, all in one place. Plus, dive deeper with tailored sections: - Conditions: Log visibility, temperatures, water type and current strength. - Features: Describe your dive type — reef, wall, wreck, cave, black water, or more. - Equipment: Track your gear setup, including wetsuit type, gas mix, tank details, and weights. - Sightings: Document marine life with ease by selecting from the catalog or using advanced filters like color, pattern, behavior, and more. - Notes: Add personal stories or unique dive details. - Experience: Rate your dive with a 5-star system and relive the magic anytime. With Logbook, every dive becomes a part of your story. Track your progress, treasure memories, and relive your adventures anytime! ⁘ AI Identification by Photo Spotted something underwater but don’t know what it is? Simply upload a photo, and our AI will instantly identify the species for you. Whether it’s a rare fish, a curious crustacean, or a vibrant coral, Seabook helps you learn more in seconds — no guesswork, no scrolling. Perfect for divers, snorkelers, and ocean lovers who want to explore with confidence. ⁘ Collections Easily curate your personal collections by liking and saving your favorite species. Create albums of fish, creatures, corals, and more, so you can quickly revisit them whenever you want. Perfect for organizing your underwater discoveries! Plus, with cloud sync, your collections are automatically synchronized across all your devices, allowing you to seamlessly switch between them. ⁘ Intuitive Filters Easily explore over 2000 species by selecting categories like "Fish," "Creatures," or "Corals, Sponges, Plants." Refine your search with filters based on color, pattern, location, body shape, social behavior, and more. ⁘ Direct Search Know the name? Use our Direct Search feature to quickly find detailed information about your favorite marine species. ⁘ Rich Content Each species comes to life with stunning photos, detailed descriptions, distribution maps, habitat information, lifestyle insights, conservation status, maximum size, and depth details. ⁘ Offline Mode Perfect for diving safaris! Enable Offline Mode to use Seabook on liveaboards or in remote dive locations without an internet connection. Subscription Details: Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. The account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Any unused portion of a free trial, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. Privacy Policy: https://seabook.app/privacy-policy Contact us: contact@seabook.app

Screenshots

PSS EVO3 screens
Seabook4 screens

Verdict

The call

The clearest difference is review sentiment: Seabook at 61% against PSS EVO's 0%. Seabook also leads on update cadence (every 11 days vs every 3 months). PSS EVO's advantage is in-app purchases (none vs 9) and device support (3 vs 1). On price and ads 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. Seabook sells 9 in-app purchases, starting at $1.99 per 7 days. PSS EVO asks for nothing beyond the download.

UpkeepUpdate frequency

PSS EVO ships an update every 3 months, Seabook every 11 days. The most recent releases landed on October 24, 2026 and November 2, 2026 respectively.

Scorecard6 real differences · 4 level
PSS EVO versus Seabook: the parameters behind the verdict, then further details
ParameterPSS EVOSeabook
PriceFreeFree
Rating—4.7 (242 ratings) — better
Positive reviews0.0% of reviews61.3% of reviews — better
Number of ratings—242 — better
Update frequencyEvery 3 monthsEvery 11 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS10.0 — better16.4
Further details — not scored
Size5 MB368 MB
Age rating4+4+
DeveloperMargherita AucelliStanislau Kuryan

Customer experience

PSS EVO

Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Seabook

All ratings239 ratings
Positive92.1%
Neutral5.0%
Negative2.9%
Written reviews31 reviews
Positive61.3%
Neutral22.6%
Negative16.1%

In-app purchases

None

PSS EVO

No in-app purchases

9 purchases

Seabook

Subscriptions6
  • Weekly (extended)7 Days trial$1.997 Days
  • Weekly premium access3 Days trial$4.007 Days
  • Monthly Premium access$7.001 Month
Show 3 more
  • Annual Premium (extended)7 Days trial$29.001 Year
  • Annual Premium (3 days trial)3 Days trial$39.001 Year
  • Annual Premium access$43.001 Year
One-time3
  • Lifetime Offline mode$5.00
  • IAS Special Offer$49.99
  • Lifetime Offer for Students$59.99

Questions

Is PSS EVO free?
PSS EVO is free to download, with no in-app purchases.
Is Seabook free?
Seabook is free to download, with in-app purchases available.
Do PSS EVO or Seabook have ads?
Neither PSS EVO nor Seabook shows ads.
Which is updated more often, PSS EVO or Seabook?
PSS EVO ships an update every 3 months, and Seabook every 11 days. Most recently, PSS EVO was updated on October 24, 2026 and Seabook on November 2, 2026.

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