Comparison

Heart Rate Tracker vs PoolsKey

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

Head to head
About

Heart Rate Tracker

Monitor your pulse, blood pressure, blood oxygen, and temperature. Understand your lab results with AI-powered explanations and generate shareable health reports for your doctor.

Highlights
  • Heart rate monitoring
  • Track vital signs (BP, SpO2, Sugar, Temp)
  • AI lab result explanation
  • Generate health reports
  • Intuitive interface
  • Data privacy control
Features
Read full description

Know Your Heart Right Now — your personal health companion Track your pulse, monitor key health metrics, and understand your lab results with AI. Everything important about your body — in one place. Heart Rate Monitoring Track your current heart rhythm with a single tap. Fast, easy, right from your phone. Track Your Vital Signs Blood Pressure — monitor your blood pressure levels Blood Oxygen — see how well your blood is oxygenated Blood Sugar — track your blood sugar levels over time Temperature — track changes in your body temperature AI Chat: Clear Answers About Your Health Upload your lab results and get them explained in plain language. Ready to Share With Your Doctor Export a complete health report and share your data with a doctor anytime. Your full measurement and lab history — in one file. Why users choose us: > Clean, intuitive interface — anyone can use it > AI that explains, not alarms > All your health metrics in one app > Full control over your personal data Start taking care of your heart today. Download the app and take the first step toward mindful health. For general wellness and informational purposes only. Always consult a healthcare professional for medical concerns. Please, notice that full functionality is available with a subscription. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Privacy Policy https://pulse-checker.org/privacy.html Terms of Use https://pulse-checker.org/terms.html

About

PoolsKey

Easily test your pool's water by scanning test strips with your phone's camera. Get instant readings and precise chemical dosing instructions tailored to your pool's size and type. Track your pool's health and receive smart reminders for re-testing.

Highlights
  • Scan any pool test strip with your camera
  • Get instant water readings
  • Receive precise chemical dosing instructions
  • Save multiple pool profiles
  • AI pool-care assistant (Pro)
  • Smart re-test reminders (Pro)
Features
Read full description

PoolsKey is a pool water testing app. Scan any test strip with your camera and get instant readings plus the exact chemical doses for your pool, hot tub, or spa. HOW IT WORKS - Scan: point your camera at any test strip — AquaChek, HTH, Taylor, or generic. PoolsKey reads every pad in a second. - Dose: it tells you precisely what to add and how much, sized to your pool's gallons and type — no more guessing. - Swim: log the treatment, get a re-test reminder, and watch your water stay perfectly balanced. FEATURES - Reads any test strip — works with the strips you already own - Exact chemical dosing for chlorine, salt, and bromine pools - Save every pool with its size, surface, and type - AI photo auto-detect of pool size and water condition (Pro) - History, trends, and smart re-test reminders (Pro) - AI pool-care assistant (Pro) FREE & PRO Free: 4 scans a month, one saved pool, and full manual dosing. PoolsKey Pro: unlimited scans, up to 10 pools, AI photo auto-detect, history & trends, reminders, and the AI assistant. SUBSCRIPTION PoolsKey Pro is an auto-renewable subscription: $4.99/month or $29.99/year, with a 7-day free trial on the annual plan. Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours prior to the end of the period. You can manage or cancel your subscription anytime in your App Store account settings. SAFETY PoolsKey provides general guidance; always follow each product's label and never mix chemicals. It is not a substitute for professional pool service. Legal Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.poolskey.com/privacy

Screenshots

Heart Rate Tracker4 screens
PoolsKey4 screens

Verdict

The call

The clearest difference is rating: PoolsKey at 5.0 against Heart Rate Tracker's 3.4. PoolsKey also leads on ads (none vs shown). On price, ratings volume, update cadence and in-app purchases 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. Heart Rate Tracker sells 3 in-app purchases, starting at $9.99 per 7 days and PoolsKey sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PoolsKey holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 9 and 8 respectively.

UpkeepUpdate frequency

Heart Rate Tracker ships an update every 5 days, PoolsKey every 9 days. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 7 level
Heart Rate Tracker versus PoolsKey: the parameters behind the verdict, then further details
ParameterHeart Rate TrackerPoolsKey
PriceFreeFree
Rating3.4 (9 ratings)5.0 (8 ratings) — better
Number of ratings9 — better8
Update frequencyEvery 5 days — betterEvery 9 days
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhoneiPhone
Requires iOS17.016.4 — better
Further details — not scored
Size91 MB66 MB
Age rating12+4+
DeveloperSuper connect brands d.o.o.KeyInventions LLC

Customer experience

Heart Rate Tracker

All ratings9 ratings
Positive55.6%
Neutral0.0%
Negative44.4%

PoolsKey

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Heart Rate Tracker

Subscriptions3
  • 1 week3 Days trial$9.997 Days
  • 1 month$29.991 Month
  • 1 year$69.991 Year
2 purchases

PoolsKey

Subscriptions2
  • PoolsKey Pro$4.991 Month
  • PoolsKey Pro (Annual)7 Days trial$29.991 Year

Questions

Is Heart Rate Tracker free?
Heart Rate Tracker is free to download, with in-app purchases available.
Is PoolsKey free?
PoolsKey is free to download, with in-app purchases available.
Which has better reviews, Heart Rate Tracker or PoolsKey?
PoolsKey is rated higher. Heart Rate Tracker averages 3.4 out of 5 from 9 ratings, while PoolsKey averages 5.0 from 8 ratings.
Do Heart Rate Tracker or PoolsKey have ads?
Heart Rate Tracker shows ads; PoolsKey does not.
Which is updated more often, Heart Rate Tracker or PoolsKey?
Heart Rate Tracker ships an update every 5 days, and PoolsKey every 9 days. Most recently, Heart Rate Tracker was updated on October 25, 2026 and PoolsKey on October 15, 2026.

Other comparisons