Comparison

Refoss vs TankLog

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

Head to head
About

Refoss

Control and manage your home automation devices remotely. Schedule device operations, monitor their status, and integrate with voice assistants for hands-free control. Enjoy peace of mind knowing your electronics are managed efficiently.

Highlights
  • Remote on/off control
  • Automated work plans
  • Voice assistant integration
  • Device status monitoring
  • Manage smart plugs
Read full description

Refoss mainly focuses on home automation gadgets. Currently, there are products such as smart plug on the market. Customers can plug the device on it and easily manage the following functions through the Refoss app: 1. Turn on/off electronic devices anytime, anywhere through the Refoss app. 2. Create an on/off work plan to let the equipment work automatically according to the plan. 3. Link your Refoss smart devices to voice assistant, you can easily control the device with your voice. 4. View the on/off status of connected devices from anywhere for peace of mind.

About

TankLog

Features
Read full description

TankLog is the logbook your reef tank has been waiting for. Track water parameters, identify your livestock with on-device AI, calculate safe dosing, and stay on top of maintenance — all in a beautiful, ocean-dark interface. LOG PARAMETERS IN SECONDS • Quick-log sheet for salinity, temperature, pH, alkalinity, calcium, magnesium, nitrate, phosphate, ammonia, and nitrite • Interactive charts with ideal-range bands over 7 days to 1 year • Color-coded status at a glance: ideal, warning, or critical • Trend arrows show which way every parameter is moving • Smart suggestions — like testing sooner when alkalinity is dropping fast KNOW YOUR LIVESTOCK • Snap a photo and let on-device AI suggest what fish, coral, or invert you're looking at — no account needed, photos never leave your phone • Keep a visual gallery of everything in your tank • Track each inhabitant's health history over time DOSE WITH CONFIDENCE • Calculators for two-part alkalinity and calcium, magnesium, and trace elements with popular product presets • Large corrections are automatically split across days at reef-safe rates • Save doses to your log and schedule daily dosing reminders YOUR TANK'S STORY • A timeline of milestones, water changes, treatments, and livestock — built automatically as you log • Add your own events with photos • Share your tank's journey as a beautiful story-format image NEVER MISS MAINTENANCE • Reminder templates for weekly testing, water changes, and dosing • Snooze or complete with a swipe • See what's due right on your dashboard YOUR DATA STAYS YOURS Everything is stored privately on your device. No account, no ads, no tracking, no data collection. Export your parameter history to CSV anytime. TANKLOG PRO Upgrade for unlimited AI species recognition, PDF report exports, and priority reminder logic. Monthly or yearly plans, with a 7-day free trial on the yearly plan. Subscriptions renew automatically until canceled and are charged to your Apple Account. Manage or cancel anytime in Settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://mbader71.github.io/TankLog/privacy.html Built by reefers, for reefers. Your tank's best days are ahead.

Screenshots

Refoss4 screens
TankLog4 screens

Verdict

The call

The clearest difference is in-app purchases: Refoss at none against TankLog's 2. Refoss also leads on iOS requirement (13.0 vs 17.6). On price, 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. TankLog sells 2 in-app purchases, starting at $4.99 per month. Refoss asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Refoss versus TankLog: the parameters behind the verdict, then further details
ParameterRefossTankLog
PriceFreeFree
Rating4.5 (142 ratings) — better—
Positive reviews87.6% of reviews—
Number of ratings142 — better—
Update frequencyEvery 5 weeks—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPod, Apple Watch — betteriPhone, iPad
Requires iOS13.0 — better17.6
Further details — not scored
Size224 MB6 MB
Age rating4+4+
DeveloperFLEXBEE HK LIMITEDBader Almslem

Bugs and requests

Refoss

Reported bugs

4 issues
  • App frequently loses login credentials
  • Incorrect door status reporting
  • Failure to connect and control devices
  • Outdated app version not allowing new features

Requested features

5 requests
  • Ability to set different electricity rates based on time of day and day of week
  • More detailed energy consumption data (hourly/minute-level)
  • Apple Watch app
  • CarPlay integration
  • Ability to pause/stop door operation mid-cycle

TankLog

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Refoss

No in-app purchases

2 purchases

TankLog

Subscriptions2
  • TankLog Pro$4.991 Month
  • TankLog Pro (Yearly)$39.991 Year

Questions

Is Refoss free?
Refoss is free to download, with no in-app purchases.
Is TankLog free?
TankLog is free to download, with in-app purchases available.
Do Refoss or TankLog have ads?
Neither Refoss nor TankLog shows ads.

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