Comparison

Seabook vs Monkey Lingo

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

Head to head
About

Seabook

Identify marine life instantly with AI-powered photo recognition. Log your dives with detailed notes, track conditions, and build a personal collection of underwater discoveries. Explore over 2000 species with rich content and offline access.

Highlights
  • AI fish identification by photo
  • Detailed dive logbook
  • Marine life sightings documentation
  • Personalized species collections
  • Offline mode for remote access
  • Extensive species database
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

About

Monkey Lingo

Features
Read full description

Monkey Lingo teaches you sentences instead of individual words and it allows you to practice those sentences orally in untimed and timed conversations. In this way, you will be swinging ahead of everyone else learning with Duolingo or any other current language app. Privacy Policy: https://docs.google.com/document/d/e/2PACX-1vTMTc3cMc59dKXTFUDBkyDXFW-9BCImNfXmDEvAbRBi2bS3OoPssNwnA9LNxj7GWkzAQr4OfFoZ9OcK/pub Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Seabook4 screens
Monkey Lingo4 screens

Verdict

The call

The clearest difference is update cadence: Seabook at every 11 days against Monkey Lingo's every 2 months. Monkey Lingo's advantage is device support (3 vs 1) and iOS requirement (14.0.0 vs 16.4). On price, ads and in-app purchases 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 10 in-app purchases, starting at $1.99 per 7 days and Monkey Lingo sells 3 in-app purchases, starting at $34.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Seabook ships an update every 11 days, Monkey Lingo every 2 months. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Seabook versus Monkey Lingo: the parameters behind the verdict, then further details
ParameterSeabookMonkey Lingo
PriceFreeFree
Rating4.7 (243 ratings) — better—
Positive reviews62.5% of reviews—
Number of ratings243 — better—
Update frequencyEvery 11 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.414.0.0 — better
Further details — not scored
Size373 MB26 MB
Age rating4+4+
DeveloperStanislau KuryanDane Reeves

In-app purchases

10 purchases

Seabook

Subscriptions7
  • Weekly (extended)7 Days trial$1.997 Days
  • Weekly premium access3 Days trial$4.007 Days
  • Monthly Premium access$7.001 Month
Show 4 more
  • Annual Premium (extended)7 Days trial$29.001 Year
  • Annual Premium$29.991 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
3 purchases

Monkey Lingo

Subscriptions3
  • Spanish to English Monthly$34.991 Month
  • English to French Monthly$34.991 Month
  • English to Spanish Monthly$34.991 Month

Questions

Is Seabook free?
Seabook is free to download, with in-app purchases available.
Is Monkey Lingo free?
Monkey Lingo is free to download, with in-app purchases available.
Do Seabook or Monkey Lingo have ads?
Neither Seabook nor Monkey Lingo shows ads.
Which is updated more often, Seabook or Monkey Lingo?
Seabook ships an update every 11 days, and Monkey Lingo every 2 months. Most recently, Seabook was updated on November 6, 2026 and Monkey Lingo on October 31, 2026.

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