Comparison

Health Data Server vs Just Kegel Timer

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

Head to head
About

Health Data Server

Stream real-time health data from your Apple Watch to your overlay. Display heart rate, calories, and more with customizable animations and sounds. Save workout data to Apple Health.

Highlights
  • Stream heart rate from Apple Watch
  • Display calories burned
  • Customizable overlay appearance
  • Heartbeat animation and sound
  • Save workout data to Apple Health
  • Access extensive HealthKit data
Features
Read full description

The watch app requires watchOS 8+ This app was built to get heart rate, calories, and more from your watch into a stream overlay. It does this by sending the data to HDS Cloud (or an IP address/port you specify). A website hosted at hds.dev can be used as a browser source in OBS to show the data. This app can save workout data to Apple Health Features: - Show your heart rate on stream with just an Apple Watch. No extra heart rate monitors required. - The app will only affect your Activity Rings if calories are enabled - Heart rate color ranges. Know where your heart rate is at a glance. - The overlay app comes with a plethora of customization options. Make your overlay look however you want. - The overlay comes with a heart beat animation that matches your real heart rate - The overlay can also play sounds to go along with the heart beat animation - Even more data for advanced users: - Motion - Every single HKQuantityTypeIdentifier available in HealthKit (so pretty much anything) Go to https://github.com/Rexios80/hds_overlay for information on how to set up the overlay.

About

Just Kegel Timer

Features
Read full description

Just Kegel Timer is a simple, distraction-free Apple Watch app designed to help you perform Kegel exercises with proper timing and guidance. COMPLETE WORKOUT PROGRAM Follow a scientifically-designed two-phase routine: • Phase 1: 10 sets of 10-second holds with 10-second rest periods • Phase 2: 10 sets of 1-second quick pulses with 1-second rest • Complete workout takes just 3-4 minutes DESIGNED FOR APPLE WATCH • Runs entirely on your Apple Watch—no iPhone needed during workouts • Continues running even when screen dims • Clear visual countdown timer • Haptic feedback every 3 seconds during holds • Simple controls: start, pause, reset STAY FOCUSED • Minimal, distraction-free interface • Clear "Squeeze" and "Relax" indicators • Visual and haptic cues keep you on track • No complicated settings or configuration PRIVACY FIRST Just Kegel Timer does not collect, store, or transmit any personal data. The app uses HealthKit capabilities only to keep the timer running in the background—it does not access or store any health data. ABOUT KEGEL EXERCISES Kegel exercises strengthen the pelvic floor muscles and can help with bladder control, support pelvic organs, and improve overall pelvic health. Consult with a healthcare provider for personalized advice. Perfect for anyone looking to maintain pelvic floor health with a simple, effective exercise routine.

Screenshots

Health Data Server1 screens

Verdict

The call

The clearest difference is price: Just Kegel Timer at Free against Health Data Server's $4.99. Just Kegel Timer also leads on in-app purchases (none vs 6). On 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

CostPrice · In-app purchases · Ads · Monetization

Just Kegel Timer is free to download; Health Data Server costs $4.99 up front. Health Data Server sells 6 in-app purchases, starting at $2.99 per month. Just Kegel Timer asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Health Data Server versus Just Kegel Timer: the parameters behind the verdict, then further details
ParameterHealth Data ServerJust Kegel Timer
Price$4.99Free — better
Rating4.0 (42 ratings) — better—
Positive reviews81.8% of reviews—
Number of ratings42 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPod, Mac, Apple Watch — betteriPhone, iPod, Apple Watch
Requires iOS14.013.0 — better
Further details — not scored
Size27 MB1 MB
Age rating4+4+
DeveloperAaron DeLoryNiedertronics

Bugs and requests

Health Data Server

Reported bugs

9 issues
  • Doesn’t work with new Obs
  • Update was not working
  • Bought the app and don't work
  • Purchased app and cannot download it
  • Doesn’t let me set up
Show 4 more
  • The “start” batch file only showed connected and didn’t show any numbers from the Apple Watch
  • Force press then settings comes up but does not let me enter the info to connect
  • When I will install the app on my watch don't work
  • The app is for only series 3+ ??

Requested features

3 requests
  • Ability to have sharper, less compressed icons when uploaded
  • Dark mode option
  • Advanced analytics dashboard

Just Kegel Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Health Data Server

Subscriptions2
  • HDS Cloud Monthly7 Days trial$2.991 Month
  • HDS Cloud Yearly$29.991 Year
One-time4
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$4.99
Show 1 more
  • Make Up the Difference$49.99
None

Just Kegel Timer

No in-app purchases

Questions

Is Health Data Server free?
Health Data Server costs $4.99, and also offers in-app purchases.
Is Just Kegel Timer free?
Just Kegel Timer is free to download, with no in-app purchases.
Do Health Data Server or Just Kegel Timer have ads?
Neither Health Data Server nor Just Kegel Timer shows ads.

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