Senrium vs ReefCtrl
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Senrium
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The Senrium app enables mobile devices to connect with a variety of sensor products, offering real-time monitoring of critical aquarium parameters that can swiftly change during emergencies. Currently, the Senrium offers the H1 Aquarium Monitor, which safeguards both you and your aquarium against equipment failures like malfunctioning heaters, chillers, pumps, filters, or leaks. Unlike expensive, cumbersome, and intricate aquarium controllers, Senrium simplifies the setup process: just place the sensor in your tank and define your limits. Senrium will promptly alert you when your aquarium requires attention.
ReefCtrl
Manage your reef aquarium with this intelligent platform. Monitor equipment, track water chemistry, and receive smart alerts. It integrates with Neptune Apex controllers and offers AI-powered assistance for hobbyists.
- Neptune Apex integration
- Smart alerts and notifications
- Water chemistry tracking
- Dosing management
- AI reef assistant
- Equipment and livestock management
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Take full control of your reef aquarium with ReefCtrl — the intelligent reef management platform built for serious hobbyists. NEPTUNE APEX INTEGRATION Sync your Apex controller automatically via apex fusion — no port forwarding or tunnels needed. Monitor all outlets live, toggle equipment with safety confirmations, and track power consumption in real time. SMART ALERTS Get push notifications the moment something needs attention — parameter spikes, Apex offline, maintenance due, or dosing containers running low. Dismiss with intelligent cooldowns so you only hear what matters. WATER CHEMISTRY TRACKING Log and chart Alkalinity, Calcium, Magnesium, pH, Salinity, Nitrate, Phosphate and more. Visualise 30-day trends. Import ICP lab results from Triton, ATI, or Fauna Marin with AI-powered analysis. DOSING MANAGEMENT Track Fauna Marin Balling, ESV B-Ionic, Red Sea Reef Foundation, Kalkwasser and more. Monitor Neptune DDR container levels live. Log doses with one tap — no typing required. AI REEF ASSISTANT Chat with AI about your tank. Generate Neptune Apex programming code in plain English. Get personalised recommendations based on your actual parameters. EQUIPMENT & LIVESTOCK Manage your full equipment list with maintenance schedules and reminders. Track your fish and coral with species-specific care notes. ReefCtrl works with or without a Neptune Apex. Start with manual parameter logging and add automation as you grow.
Screenshots
Verdict
The clearest difference is in-app purchases: ReefCtrl at none against Senrium's 3. ReefCtrl also leads on ads (none vs shown) and update cadence (every 9 days vs every 6 weeks). On price 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
Both are free to download. Senrium sells 3 in-app purchases, starting at $2.49 per month. ReefCtrl asks for nothing beyond the download.
Senrium ships an update every 6 weeks, ReefCtrl every 9 days. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.
| Parameter | Senrium | ReefCtrl |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 6 weeks | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Samuel Steele | Jayanth Vignesh Ramachandran |
In-app purchases
Senrium
- Single Aquarium (Monthly)$2.491 Month
- Mutli (Monthly)$3.991 Month
- +Pro (Monthly)$14.991 Month
ReefCtrl
No in-app purchases
