INKBIRD vs Reef Diary Aquarium Management
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
INKBIRD
Transform your home into a smart environment with automated control of temperature and humidity. Remotely monitor food temperatures and receive custom alarms for perfect cooking. Create a connected home network for a more enjoyable and convenient lifestyle.
- Smart home automation
- Temperature and humidity control
- Remote appliance monitoring
- Customizable temperature alarms
- Family network setup
- Intuitive user interface
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INKBIRD helps you create a smart home, smart life. We make hard things simple by convenient and fast operation, clear and intuitive interface, considerate and practical functions. Here, you can smartly make home appliances intelligent and automated adjustment of temperature and humidity so as create an optimal environment for your family. Here, you can remotely monitor the food temperature and customize temperature alarms to always cook delicious meals for your family. Here, you can set up a family network of things of your own and experience a more wonderful, more enjoyable life.
Reef Diary Aquarium Management
Manage your reef or freshwater aquarium with this comprehensive tool. Track water parameters, schedule maintenance, and monitor your aquatic life and equipment. Works offline to keep your ecosystem healthy and thriving.
- Smart parameter tracking for reef and freshwater
- Visual trend charts for water parameters
- Multiple tank support
- Equipment and livestock inventory
- Maintenance task scheduler with reminders
- Offline functionality
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ReefDiary helps reef keepers stay organized, spot changes earlier, and build better care habits for saltwater aquariums. Whether you are maintaining your first nano reef or managing a mature mixed reef, ReefDiary gives you a calm, structured place to record what matters and understand how your aquarium is doing over time. Log key water parameters such as temperature, salinity, pH, alkalinity, calcium, magnesium, nitrate, phosphate, and more. Keep your test history organized so you can review trends instead of relying on memory or scattered notes. Create maintenance tasks for water changes, filter cleaning, dosing, feeding, testing, equipment checks, livestock care, and recurring routines. ReefDiary helps you keep track of what needs attention so important aquarium care does not slip through the cracks. Manage livestock with dedicated records for fish, coral, invertebrates, and other reef inhabitants. Add names, species details, care notes, purchase dates, observations, and status updates so your tank history stays easy to follow. Use the dashboard to get a quick overview of your reef. See recent activity, upcoming tasks, current health signals, and the information you need most when checking in on your aquarium. Review analytics and health insights to better understand your tank’s stability. ReefDiary turns your logs into useful patterns so you can notice parameter swings, track progress, and make more confident reef keeping decisions. Record observations, changes, and important events as they happen. Add notes after testing, dosing, livestock additions, equipment changes, coral placement, or unusual behavior so you always have context for future decisions. ReefDiary is designed for hobbyists who want less guesswork and more consistency. Instead of jumping between spreadsheets, reminders, notebooks, and photos, you can keep your reef diary in one dedicated place built around aquarium care. Use ReefDiary to: Track water test results over time Monitor aquarium health and stability Plan and complete maintenance tasks Keep livestock records organized Record dosing, feeding, and care notes Review trends and recent changes Build a reliable history of your reef Stay consistent with routine tank care Reef keeping rewards patience, observation, and consistency. ReefDiary helps support those habits by making it easier to document your tank, understand what changed, and stay ahead of maintenance. Start building a clearer history of your reef today with ReefDiary. reefdiary.io SUBSCRIPTIONS MoneyDiary Pro Monthly • 1-month auto-renewable subscription • Price is displayed in your local currency before purchase. MoneyDiary Pro Yearly • 1-year auto-renewable subscription • Price is displayed in your local currency before purchase. MoneyDiary Enterprise Monthly • 1-month auto-renewable subscription • Price is displayed in your local currency before purchase. MoneyDiary Enterprise Yearly • 1-year auto-renewable subscription • Price is displayed in your local currency before purchase. Payment will be charged to your Apple Account at confirmation of purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscriptions at any time in your App Store Account Settings. Privacy Policy: https://moneydiary.io/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: INKBIRD at 3.7 against Reef Diary Aquarium Management's 1.0. INKBIRD also leads on in-app purchases (none vs 4) and ratings volume (7K vs 1). 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
Both are free to download. Reef Diary Aquarium Management sells 4 in-app purchases, starting at $2.99 per month. INKBIRD asks for nothing beyond the download.
INKBIRD holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: INKBIRD has 7K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 23% of INKBIRD's written reviews are positive against 0% of Reef Diary Aquarium Management's.
INKBIRD ships an update fortnightly, Reef Diary Aquarium Management monthly. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.
| Parameter | INKBIRD | Reef Diary Aquarium Management |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (7K ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 22.8% of reviews — better | 0.0% of reviews |
| Number of ratings | 7K — better | 1 |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 409 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Inkbird Technology Co. Ltd | Christian Buchholz |
Customer experience
INKBIRD
Reef Diary Aquarium Management
Bugs and requests
INKBIRD
Reported bugs
5 issues- Custom menu names reset after exiting app
- Widgets not working as expected
- Frequent app crashes and disconnections
- Sensor temperature readings inconsistent
- Unable to remove/delete connected devices
Requested features
5 requests- Add dark mode option
- Improve temperature graph functionality
- Allow custom alarm sounds
- Implement low temperature alerts
- Add support for more devices
Reef Diary Aquarium Management
Not enough reviews yet to summarise bugs or requests.
In-app purchases
INKBIRD
No in-app purchases
Reef Diary Aquarium Management
- Reef Diary - Monthly$2.991 Month
- Reef Diary - Yearly$24.991 Year
- Enterprise Monthly Subscription$89.991 Month
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- ReefDiary Yearly Enterprise$699.001 Year
Questions
Is INKBIRD free?
Is Reef Diary Aquarium Management free?
Which has better reviews, INKBIRD or Reef Diary Aquarium Management?
Do INKBIRD or Reef Diary Aquarium Management have ads?
Which is updated more often, INKBIRD or Reef Diary Aquarium Management?
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