Comparison

SmartTub® vs TRKR.

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

Head to head
About

SmartTub®

This app acts as a personal hot tub assistant, providing tailored tips, how-to videos, and information based on your usage. It allows remote control of settings, energy usage estimates, and notifications for maintenance or power outages, ensuring you're always informed about your hot tub's status.

Highlights
  • Personalized hot tub tips and how-to videos
  • Remote adjustment of temperature and energy efficiency
  • Energy usage estimates
  • Power outage notifications
  • Dealer alerts for maintenance
  • Remote connection to dealer service
Features
Read full description

The SmartTub® app is your personal hot tub assistant, making you a hot tub expert. Acting as a quick reference guide, your app tailors tips, how-to videos and information based on how you use your hot tub. Whether you're across town or in the comfort of your own home, you can relax knowing you will always be informed with the SmartTub™ System. o Enjoy easy setup -- just pair your app o Discover enhanced product knowledge and support o Master hot tub care with personalized tips and how-to videos o View energy usage estimates** o Adjust key settings, such as energy efficiency and temperature while away o Receive power outage notifications to reduce complications o Alerts you and your dealer when your hot tub needs attention o Stay connected with your dealer and 'Click for Service' Requirements * SmartTub™ hardware installed on hot tub, compatible with 2018+ Hot Tubs * SmartTub™ system uses cellular-based communication and requires cell service from our provider partner in your area. * Requires subscription beginning in second year of ownership, first year included in the price of purchase. **Estimates are based on sensor readings and are not meant to match your utility measurements, see your local utility company for specifics to your local system.

About

TRKR.

Features
Read full description

TRKR — Track What Matters Build habits, measure progress, and celebrate your consistency — all in one beautifully simple tracker. Whether you're counting workouts, logging water intake, tracking a daily reading habit, or measuring anything in between, TRKR gives you the clarity to see how you're really doing. Log in seconds Tap a day, log your entry. Add a note, attach a photo, and move on. No friction, no fuss. See your month at a glance The calendar view shows every logged day with your tracker icons, so patterns jump out immediately. Tap any day to review what you logged. Monthly Wrapped At the end of every month, get a beautiful summary of your streaks, active days, completion rates, and goal progress — with comparisons to last month so you always know if you're improving. Frequency goals that work for you Set goals like "at least 3 workouts per week" or "meditate every day." TRKR tracks your progress in real time and shows you exactly where you stand. Stats that go deeper Dive into any tracker to see trends over time — daily or monthly — with smooth charts that make your data feel alive. Stays in sync Your data syncs across devices automatically, so you never lose a log. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

SmartTub®1 screens
TRKR.4 screens

Verdict

The call

The clearest difference is in-app purchases: SmartTub® at none against TRKR.'s 2. SmartTub® also leads on iOS requirement (15.1 vs 26.0). TRKR.'s advantage is update cadence (every 4 days vs fortnightly). 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. TRKR. sells 2 in-app purchases, starting at $3.99 per month. SmartTub® asks for nothing beyond the download.

UpkeepUpdate frequency

SmartTub® ships an update fortnightly, TRKR. every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
SmartTub® versus TRKR.: the parameters behind the verdict, then further details
ParameterSmartTub®TRKR.
PriceFreeFree
Rating3.6 (320 ratings) — better—
Positive reviews23.6% of reviews—
Number of ratings320 — better—
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better26.0
Further details — not scored
Size97 MB5 MB
Age rating4+4+
DeveloperJacuzzi Brands Corp.Eduardo Massud

Bugs and requests

SmartTub®

Reported bugs

4 issues
  • App frequently logs out users
  • Inability to register warranty
  • Inconsistent temperature readings
  • Unreliable connection to spa

Requested features

5 requests
  • Ability to remotely turn off spa
  • Customizable heating and filtering schedules
  • Chemical tracking and maintenance reminders
  • Improved Apple Watch integration
  • Better temperature and setting controls

TRKR.

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

SmartTub®

No in-app purchases

2 purchases

TRKR.

Subscriptions2
  • TRKR Premium$3.991 Month
  • TRKR Premium$24.991 Year

Questions

Is SmartTub® free?
SmartTub® is free to download, with no in-app purchases.
Is TRKR. free?
TRKR. is free to download, with in-app purchases available.
Do SmartTub® or TRKR. have ads?
Neither SmartTub® nor TRKR. shows ads.
Which is updated more often, SmartTub® or TRKR.?
SmartTub® ships an update fortnightly, and TRKR. every 4 days. Most recently, SmartTub® was updated on October 24, 2026 and TRKR. on October 25, 2026.

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