Comparison

ReefMind vs AquaSense.fish

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

Head to head
About

ReefMind

Features
Read full description

ReefMind is an AI-powered companion for saltwater aquarium hobbyists. Whether you're setting up your first tank or managing a mature reef, ReefMind helps you make smarter decisions. Features: • AI Chat — Ask anything about reef keeping and get expert-level answers powered by Claude AI. Your chatbot knows your tank, your fish, and your water parameters. • Photo ID — Snap a photo of any fish or coral and identify it in seconds with confidence scores and alternatives. • Species Browser — Browse 490+ fish and corals with detailed care sheets, compatibility info, and care difficulty ratings. • Tank Management — Track your livestock, water parameters with charts, equipment, and get alerts when readings are out of range. • Tank Compatibility — Check if a new fish fits your tank before you buy. AI analyzes your current livestock and tank size. • Tank Rating — Get an AI score for your setup with personalized improvement tips. • Fish SOS — Emergency triage system when something looks wrong with your fish. • Dosing Calculator — AI-recommended dosing adjustments for your specific tank chemistry. • New Tank Wizard — Step-by-step guided setup for your first reef aquarium. Free to use with optional Pro subscription for enhanced limits. Terms of Use: https://reefmind.io/terms.html

About

AquaSense.fish

This app helps you maintain healthy aquariums by monitoring water parameters, identifying fish from photos, and providing compatibility information. It offers tools for planning tank setups, tracking livestock, and logging maintenance, with AI-powered guidance for both freshwater and saltwater tanks.

Highlights
  • Water parameter monitoring (pH, ammonia, etc.)
  • Photo-based fish identification
  • Livestock compatibility checker
  • Species library with care requirements
  • Tank build planning tool
  • Maintenance logging and reminders
  • AI-powered care guidance
Features
Read full description

AquaSense is the all-in-one companion for keeping a healthy freshwater or saltwater aquarium. Whether you run a nano reef, a planted community tank, or a big cichlid setup, AquaSense turns guesswork into clear, confident care. YOUR TANK'S HEALTH AT A GLANCE See pH, ammonia, nitrite, nitrate, KH, salinity and more the moment you open the app. Every reading is checked against the ideal range for your water type and livestock, so you instantly know what's fine and what needs attention. IDENTIFY ANY FISH FROM A PHOTO Not sure what you're looking at — at the store or in your own tank? Snap a photo and AquaSense identifies the species, then tells you how to care for it. KNOW WHAT LIVES WELL TOGETHER Before you add a new fish, check it against everything already in your tank. AquaSense flags aggression, size mismatches, and other conflicts so you avoid costly mistakes. TRACK EVERY FISH YOU KEEP Build a livestock list for each tank, with care levels, temperament, and notes. Tap any fish for a full species profile. A DEEP, TRUSTED SPECIES LIBRARY Browse a growing library of freshwater and saltwater species with real care requirements — temperature, parameters, diet, tank size, and compatibility. PLAN BEFORE YOU BUY Sketch out a tank build — water type, size, filtration, and stocking — and see whether it works before you spend a cent. CARE TOOLS BUILT IN Log water changes and maintenance, set reminders, and get AI-powered guidance tailored to your specific tank. AQUASENSE PRO Upgrade to Pro for unlimited photo fish ID, the full AI assistant, and advanced care insights. Subscriptions are billed through your app store account and can be managed or canceled anytime in your account settings. Freshwater or saltwater, beginner or expert — AquaSense helps you keep your fish healthy and your water right. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://aquasense.fish/privacy

Screenshots

ReefMind4 screens
AquaSense.fish4 screens

Verdict

The call

The clearest difference is in-app purchases: AquaSense.fish at none against ReefMind's 2. AquaSense.fish also leads on update cadence (every 5 days vs every 5 weeks). On price, ads, device support and iOS requirement 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. ReefMind sells 2 in-app purchases, starting at $6.99 per month. AquaSense.fish asks for nothing beyond the download.

UpkeepUpdate frequency

ReefMind ships an update every 5 weeks, AquaSense.fish every 5 days. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 8 level
ReefMind versus AquaSense.fish: the parameters behind the verdict, then further details
ParameterReefMindAquaSense.fish
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 5 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size28 MB54 MB
Age rating4+17+
DeveloperIan FunBRYCE SCOTT SMITH

In-app purchases

2 purchases

ReefMind

Subscriptions2
  • Pro7 Days trial$6.991 Month
  • Power$14.991 Month
None

AquaSense.fish

No in-app purchases

Questions

Is ReefMind free?
ReefMind is free to download, with in-app purchases available.
Is AquaSense.fish free?
AquaSense.fish is free to download, with no in-app purchases.
Do ReefMind or AquaSense.fish have ads?
Neither ReefMind nor AquaSense.fish shows ads.
Which is updated more often, ReefMind or AquaSense.fish?
ReefMind ships an update every 5 weeks, and AquaSense.fish every 5 days. Most recently, ReefMind was updated on October 8, 2026 and AquaSense.fish on October 11, 2026.

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