Fin's Fish Guide

Fin's Fish Guide

By Sevenster Growth BV

Fin's Fish Guide is an offline-capable identification and logging tool for snorkelers, divers, and anglers on iOS and Android.

The App DNA

What makes this app unique?

The app removes the connectivity friction inherent in remote diving and fishing locations, allowing users to identify species without relying on mobile data.

For Snorkelers, scuba divers, anglers, and spearfishers seeking to identify, log, and share their aquatic sightings.

What does it look like?

Key features

Offline Species Databaseedge

Full database of 12,500+ species stored locally for access without network connectivity.

Descriptive Identification Engineedge

Identifies fish based on user-provided descriptions or multiple-choice questions when photos are unavailable.

Interactive Logbookstandard

Records sightings and catches with map coordinates, dates, and personal photos.

How much does it cost?

freeFree access to all features and species database

The app currently operates as a free tool with no visible IAP or subscription gates, focusing on user acquisition and community growth.

Velocity

Maintenance developmentUX improvementssocial featuresnew contentShow more...

Fin's Fish Guide maintains a maintenance cadence, with only one version released in the observed window. The latest update focuses on UX improvements, social connectivity, and safety information. Development appears stable but infrequent, prioritizing specific feature additions over rapid iteration. There is no evidence of a live-ops strategy, as the update cycle remains focused on core utility enhancements.

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Who built it?

Sevenster Growth BV

1 app tracked · Education

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
0.00 · 0
Google Play
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

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Competition

Competitive landscape for Fin's Fish Guide

How's the Education market?

Fin's Fish Guide occupies a specialized niche in the Education category, prioritizing offline utility over the cloud-based social features common in broader nature identification apps. The absence of monetization gates suggests a focus on rapid user acquisition rather than immediate revenue generation.

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The rivals identified

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The Analyst's Read

Key takeaways for Fin's Fish Guide

Where is it heading?

The aquatic identification market is shifting toward integrated social and logging experiences, placing pressure on standalone utility apps to provide more than just reference data. Fin's Fish Guide is well-positioned to defend its user base if it can successfully layer monetization onto its existing offline-first utility.

  • The latest release introduces safety labels for poisonous species, demonstrating active maintenance of the core identification utility.
  • The app maintains a consistent release cadence, focusing on feature refinement rather than aggressive expansion into new markets.

The SWOT

Core Strengths
  • Offline-first architecture removes connectivity dependency in remote locations
  • Descriptive identification engine lowers entry barrier for novice users
Critical Frictions 1 weakness inside
Growth Levers
  • Introduction of premium, region-specific map packs for advanced users
Market Threats 1 threat identified

Next best moves

1 Invest

Implement a freemium model for advanced features because the current free-only strategy limits revenue potential → increase LTV

The counter-intuitive read

The lack of monetization is not a weakness…

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Bottom line

Fin's Fish Guide maintains a strong utility position through its offline-first architecture, but the absence of a monetization layer limits its ability to fund further development. Transitioning to a freemium model would unlock revenue without compromising the core identification utility.

Unlock 1 critical friction, 1 market threat and the analyst’s take.

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FAQ

Does Fin's Fish Guide work without internet?
Yes, the app is designed for offline use. The entire database of 12,500+ species is stored locally on your device, allowing you to identify fish in remote locations without a network connection.
Is Fin's Fish Guide free to use?
Yes, the app currently offers free access to all features, including the full species database and logbook, with no visible subscription or in-app purchase gates.
How does Fin's Fish Guide identify fish?
You can identify fish by taking a photo, providing a written description of what you saw, or answering a series of multiple-choice questions about the fish's appearance and habitat.

Sources

  1. [1] Developer website, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Fin's Fish Guide, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Fin's Fish Guide Intelligence Report.” Updated Nov 7, 2026. https://marlvel.ai/apps/fin-s-fish-guide

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