Comparison

MO vs Fish Identifier

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

Head to head
About

MO

Features
Read full description

Are you invited to a scientific study? Your participation matters. Studies done through MOTUS try to understand daily life—from the habits you form down to the choices you make. Daily life is all about you and in studies like these, you let us peek into what goes on in everyday existence and tell us what daily life looks like. By participating, you provide valuable insights to researchers in understanding this. Why you'll love the app: SEAMLESS AND CONVENIENT PARTICIPATION Access studies you're invited to across devices such as your iPhone® and iPad®. You can also access these via the MOTUS website. Pick up where you left off in the study with streamlined, automatic syncing on your account. INTUITIVE HELP WITH THE ASSISTANT Need help in navigating the app? The Assistant is here to aid you. It intuitively guides you as you use the app so that you get familiar with its interface and functions. You can turn this on or off at any time. FULL CONTROL OF YOUR PRIVACY We value your trust. All studies hosted by MOTUS comply with the rules of GDPR and privacy regulations of the countries where the studies are conducted. We guarantee the safety, security, anonymity, and protection of the data we collect from you. They will only be used for the specified intended purposes of each study, which are fully disclosed to you before the start of your participation. FULL CONTROL OF PERMISSIONS FOR OPTIONAL FEATURES You can set these on or off at any time. • App notifications to help you keep track of your participation • Geotracking for smart suggestions on certain studies • "Snooze me" feature to take a break from the usual notifications and permissions Learn more about MOTUS: https://www.motusresearch.io/ Privacy Policy: https://www.motusresearch.io/page/privacy Start contributing to scientific studies on daily life today—it's never been easier than now. This app is intended only for individuals invited to participate in studies conducted through MOTUS.

About

Fish Identifier

Instantly identify fish species using AI by taking a photo. Access a vast database with detailed information on biology, habitat, and behavior. Track your discoveries and test your knowledge with interactive quizzes.

Highlights
  • AI-powered fish identification
  • Extensive database of 30,000+ species
  • Detailed species information
  • Identification history
  • Interactive learning quizzes
  • Customizable measurement units
Features
Read full description

Turn your curiosity about the aquatic world into instant knowledge with Fishium. Whether you are an angler looking to identify a recent catch, a diver exploring a reef, or an aquarium enthusiast, this app acts as your personal digital guide to marine and freshwater life. By leveraging advanced AI technology, Fishium puts the expertise of a field researcher directly in your pocket. Simply take a photo of any fish to receive an immediate identification, along with a comprehensive breakdown of its biology, habitat, and fascinating aquatic facts. Key Features: - Instant AI-Powered Identification: Snap a photo to recognize species in seconds, provided with confidence scores for every identification. - Extensive Database: Access a vast library covering over 30,000 freshwater and saltwater species. - Comprehensive Insights: Get detailed information on behavior and diet, along with precise data regarding habitat, natural range, and depth preferences. - Identification History: Automatically save your scans to a full identification history to track your discoveries over time. - Customizable Tools: Easily toggle between measurement units to suit your specific needs. - Interactive Learning: Test your skills with fun, built-in quizzes designed to sharpen your fish knowledge. How It Works: 1. Capture or upload a photo of a fish. 2. Let the AI analyze the image against our extensive database. 3. Review the identification results, confidence score, and detailed species profile. 4. Save your findings to your history for future reference. Why Choose Fishium? Our app is designed for nature lovers and hobbyists who need reliable information at their fingertips. We focus on providing scientifically grounded data in an intuitive interface that makes learning about the ocean and freshwater ecosystems accessible to everyone. Your privacy is important to us. We are committed to maintaining a transparent experience as you explore and track your aquatic discoveries. Download Fishium today and start your journey into the fascinating world of fish.

Screenshots

MO4 screens
Fish Identifier4 screens

Verdict

The call

The clearest difference is in-app purchases: MO at none against Fish Identifier's 2. On price, update cadence, 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. Fish Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. MO asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 8 level
MO versus Fish Identifier: the parameters behind the verdict, then further details
ParameterMOFish Identifier
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.1 — better
Further details — not scored
Size37 MB48 MB
Age rating4+4+
DeveloperHbitsRoman Pieskov

In-app purchases

None

MO

No in-app purchases

2 purchases

Fish Identifier

Subscriptions2
  • Premium 1 Week3 Days trial$4.997 Days
  • Premium 1 Year$29.991 Year

Questions

Is MO free?
MO is free to download, with no in-app purchases.
Is Fish Identifier free?
Fish Identifier is free to download, with in-app purchases available.
Do MO or Fish Identifier have ads?
Neither MO nor Fish Identifier shows ads.
Which is updated more often, MO or Fish Identifier?
MO ships an update every 2 months, and Fish Identifier every 2 months. Most recently, MO was updated on November 7, 2026 and Fish Identifier on November 5, 2026.

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