Comparison

CadioWatch vs BarMath

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

Head to head
About

CadioWatch

Monitor your heart rate and blood oxygen levels with this companion app for Apple Watch. Easily share your health data charts with doctors, trainers, or family. View your historical health metrics with an intuitive interface.

Highlights
  • Heart rate monitoring
  • Oxygen saturation tracking
  • Data sharing via QR code
  • Historical health data viewing
  • Intuitive app design
Features
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Introducing CardioWatch for Apple Watch - the ultimate heart health companion! With our advanced heart rate and oxygen saturation monitoring technology, you can now track your beats per minute and oxygen level, and easily share your data with others. Simply scan the QR code generated by the app to share your heart rate and oxygen saturation chart with your doctor, personal trainer, or loved ones. Our intuitive app design also makes it easy to view your heart rate and oxygen saturation history. Download CardioWatch today and take control of your heart and lung health!

About

BarMath

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BarMath – Barbell Weight Calculator for Apple Watch BarMath makes calculating your barbell weight as easy as lifting it (well, almost)! With BarMath on your Apple Watch, just set your bar weight, tap in your plates, and let the app do the math. Perfect for gym-goers who want to skip the mental math and stay focused on the lift. Features: Instant Calculations: Add the bar weight, select your plates, and see the total instantly. Always on Your Wrist: No need to reach for your phone—calculate right from your Apple Watch. Clear & Simple Display: Easy-to-read weight totals with no extra clutter. Easy to Use: Tap plate to add weight. Tap more than once to add multiple of same weight. The app will automatically double the plates for both sides of bar and add bar weight for total.

Screenshots

CadioWatch3 screens

Verdict

The call

The clearest difference is update cadence: CadioWatch at every 5 days against BarMath's every 3 months. BarMath's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CadioWatch ships an update every 5 days, BarMath every 3 months. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

Scorecard2 real differences · 8 level
CadioWatch versus BarMath: the parameters behind the verdict, then further details
ParameterCadioWatchBarMath
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 5 days — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Apple WatchiPhone, iPod, Apple Watch
Requires iOS16.013.0 — better
Further details — not scored
Size8 MB1 MB
Age rating4+4+
DeveloperOAXON INC.Tanya Landsman

In-app purchases

None

CadioWatch

No in-app purchases

None

BarMath

No in-app purchases

Questions

Is CadioWatch free?
CadioWatch is free to download, with no in-app purchases.
Is BarMath free?
BarMath is free to download, with no in-app purchases.
Do CadioWatch or BarMath have ads?
Neither CadioWatch nor BarMath shows ads.
Which is updated more often, CadioWatch or BarMath?
CadioWatch ships an update every 5 days, and BarMath every 3 months. Most recently, CadioWatch was updated on September 30, 2026 and BarMath on October 9, 2026.

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