ReefDiary Guide
Best Reef Tank App in 2026
The best reef tank app in 2026 depends on whether you want a one-time unlock, a mobile AI advisor, a marketplace, or one log that connects parameters, ICP results, dosing, and shop tools.
This page compares ReefDiary with six reef tracking products in one table: Reef Trak, Aquarimate, NextUpReef, ReefBay, AquaticLog, and Reefability. Competitor cells come from each vendor’s public pages last checked in July 2026, including competitor-authored roundups. Pricing and features change quickly. Confirm the current offer on the vendor’s site before you buy. This page needs a fresh fact-check from ReefDiary before it is treated as a final buying guide.
Keilo · Published · Last updated · Competitor details last checked
How ReefDiary compares
| Feature | ReefDiary | Reef Trak | Aquarimate | NextUpReef | ReefBay | AquaticLog | Reefability |
|---|---|---|---|---|---|---|---|
| Pricing model | Starter is free. Serious Reefer and Enterprise are subscriptions. Live prices are on the signup and enterprise pages. | Free, plus a $9.99 one-time unlock. | One-time purchase. Aquarimate Live cloud sync is $9.99/year. | Free plan. Pro is $4.99/month or $39.99/year. | Core tracking is free. DeepDive subscriptions were listed at $4.99, $29.99, and $39.99. | Free tier with limits. Pro was listed at $3.99/month, $39.99/year, or $99.99 lifetime on the App Store listing checked. | Free manual logging. Premium AI is a subscription. Confirm the current price on reefability.com. |
| Parameter tracking | 30+ parameters, custom per-tank ranges, and 7, 30, and 90-day charts. | 55+ parameters, including trace elements. | Core parameters with trend graphs. | 10 parameters on the free plan, plus Reef Score and Stability Score. | Core parameters and basic tracking. | 50+ parameters, including trace elements. | Parameter logging with nutrient insights. |
| ICP lab report import | PDF upload, AI parsing, and values synced into parameter history. | Imports from 7 lab brands. Described as read-only. | Not offered on the pages checked. | Not offered on the pages checked. | Not offered on the pages checked. | ICP imports from multiple laboratory formats. | Reads ICP and related lab PDFs for AI interpretation. |
| Dosing logs | Dosing logs tied to parameter history. | Yes. | Dosing tasks and calculators on iOS. | Not listed as a dedicated dosing log. | Yes. | Dosing schedules. | Dosing calculator support. |
| Expense and budget tracking | Costs can create livestock or equipment records. Monthly and category budgets. | Expense tracking and Receipt Scan Assist. | Expense tracking. | Not offered on the pages checked. | Not offered on the pages checked. | Not confirmed on the pages checked. | Not confirmed on the pages checked. |
| AI | Reef Intelligence and AI Chat read already-synced tank data. No export step. | TrakAI exports a document you paste into another AI tool. | No AI features listed. | Reef AI Advisor and AI photo test-kit logging on Pro. | AI insights on paid DeepDive tiers. | Not listed as an in-app AI advisor on the pages checked. | Reefer AI chat, nutrient forecasts, and photo pest identification. |
| Shop and business tools | Enterprise: staff, inventory, customer tanks, bookings, propagation, and POS connections for Vend, Square, Shopify, and Lightspeed. | Not offered. | Not offered. | Not offered. | Not offered. The marketplace is peer-to-peer. | No shop-management product listed on the pages checked. | No shop-management product listed on the pages checked. |
| Platforms | Web, iOS, and Android. | iOS, Android, and a web portal. | iOS, Android, macOS, and Windows. | iOS and Android. | iOS, iPad, Mac, and Android. | iOS, Android, and web. | iOS and Android. |
Related guides
Common questions
What is the best reef tank app in 2026?
It depends on the job. Reef Trak lists a broad feature set with a one-time unlock. NextUpReef lists a free tier and a Pro AI advisor. Aquarimate lists native desktop apps. ReefBay is built around a marketplace. AquaticLog lists deep parameter and ICP coverage. Reefability leads with in-app AI. ReefDiary is the option that connects parameters, dosing, ICP imports, expenses, and Enterprise shop tools in one product.
Which reef tank apps import ICP results?
On the July 2026 check, ReefDiary uploads an ICP PDF and syncs parsed values into parameter history. Reef Trak imports from 7 lab brands as a read-only import. AquaticLog lists ICP imports. Reefability describes reading lab PDFs for AI interpretation. NextUpReef, Aquarimate, and ReefBay did not list ICP import.
Is there a reef tank app for shops, not only home tanks?
Reef Trak, Aquarimate, NextUpReef, and ReefBay did not list shop management on the pages checked. ReefDiary Enterprise covers staff, inventory, customer tanks, bookings, propagation, and POS connections for Vend, Square, Shopify, and Lightspeed.
Do I need a subscription?
Not for every app. Reef Trak and Aquarimate publicly emphasize one-time or mostly one-time pricing. NextUpReef and ReefBay gate deeper features behind subscriptions. ReefDiary has a free Starter tier plus Serious Reefer and Enterprise subscriptions. Current ReefDiary prices are on the signup page, not in this table.