Comparison

Fitbit Sync To Apple Health vs CareDoc

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

Head to head
About

Fitbit Sync To Apple Health

This app automatically transfers your health and fitness data from your Fitbit account to the Apple Health app. It supports syncing over 24 different health metrics, creating a centralized hub for all your wellness information without manual entry.

Highlights
  • Automatic Fitbit to Apple Health data transfer
  • Syncs 24+ health metrics
  • Consolidates all health data
  • User-friendly setup
  • Background data syncing
  • Syncs historical data
Features
Read full description

Sync Google Health (formerly Fitbit) to Apple Health with Syncfit Syncfit makes it easy to transfer your health and fitness data from your Google Health (formerly Fitbit) account to Apple Health. You can sync the following data: Active Energy Blood Oxygen Body Fat Percentage Body Mass Index Cardio Fitness Score Cycling Distance Cycling Speed Dietary Energy Flights Climbed Heart Rate Lean Body Mass Respiratory Rate Resting Energy Resting Heart Rate Running Speed Sleep Steps Swimming Distance Walking + Running Distance Walking Speed Water Weight Workouts Getting started is simple. Download Syncfit, connect your Google Health account, grant the required permissions, connect Apple Health, and tap Sync. You can sync your latest data or import your historical health records into Apple Health. ## Frequently Asked Questions Q: What does Syncfit do? A: Syncfit transfers your health and fitness data from Google Health to Apple Health, making it easy to keep your Apple Health records up to date. Q: Why should I sync Google Health with Apple Health? A: Apple Health becomes a single place to view your health data alongside information from your other health and fitness apps. Q: Is Syncfit easy to use? A: Yes. Simply connect your Google Health account, authorize Apple Health, and tap Sync. Q: Can I import my historical data? A: Yes. Syncfit can transfer both recent and historical health data from your Google Health account. Q: Is my data secure? A: Yes. Syncfit transfers your data securely and does not sell your personal health information. Q: Can I choose what to sync? A: Yes. You decide which health categories to transfer, including steps, sleep, workouts, heart rate, weight, and more. Q: Will Syncfit overwrite my existing Apple Health data? A: No. Syncfit adds compatible records to Apple Health without deleting your existing data. Q: How accurate is the transferred data? A: Syncfit transfers the data provided by Google Health without modification. Q: Is Syncfit free? A: Steps are available for free. A subscription unlocks all supported health and fitness data types. Subscription: A subscription unlocks all supported health and fitness data categories. - Payment will be charged to your Apple Account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current billing period. - Promotional subscriptions do not include a free trial. - A 3-day free trial is available where offered. After the trial ends, your Apple Account will be charged unless the subscription is canceled. - Your account will be charged for renewal within 24 hours before the end of the current period. - You can manage your subscription and turn off auto-renewal at any time in your Apple Account Settings. - Any unused portion of a free trial, if offered, will be forfeited when you purchase a subscription. Privacy Policy: http://mprapps.com/privacy.html Terms of Service: http://mprapps.com/syncfit_tos.html

About

CareDoc

This app collects personalized health research data from participants based on their study. Features vary by study and can include text, audio, video, and chat. Data collected may involve questionnaires, surveys, and smartphone sensor information.

Highlights
  • Personalized research health information
  • Text, audio, and video recordings
  • Chat groups for studies
  • Questionnaires and surveys
  • Smartphone sensor data collection
  • Geolocation and activity tracking
Features
Read full description

The CareDoc application provides or collects personalized research health information from research participants based on the type of study they are in. Types of features provided are dependent on each study and might include text, audio and video recordings, and in some cases chat groups. Types of data collected might include questionnaires and surveys, and smartphone sensor data including geolocation, activity, and other sensor information. Please refer to the study team for more information.

Screenshots

Fitbit Sync To Apple Health4 screens
CareDoc4 screens

Verdict

The call

The clearest difference is review sentiment: CareDoc at 100% against Fitbit Sync To Apple Health's 38%. CareDoc also leads on in-app purchases (none vs 6) and rating (5.0 vs 4.6). Fitbit Sync To Apple Health's advantage is ratings volume (20K vs 2) and update cadence (fortnightly vs every 2 months). 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. Fitbit Sync To Apple Health sells 6 in-app purchases, starting at $4.99 per month. CareDoc asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

CareDoc holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Fitbit Sync To Apple Health has 20K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 38% of Fitbit Sync To Apple Health's written reviews are positive against 100% of CareDoc's.

UpkeepUpdate frequency

Fitbit Sync To Apple Health ships an update fortnightly, CareDoc every 2 months. The most recent releases landed on October 28, 2026 and October 27, 2026 respectively.

Scorecard8 real differences · 3 level
Fitbit Sync To Apple Health versus CareDoc: the parameters behind the verdict, then further details
ParameterFitbit Sync To Apple HealthCareDoc
PriceFreeFree
Rating4.6 (20K ratings)5.0 (2 ratings) — better
Positive reviews37.9% of reviews100.0% of reviews — better
Number of ratings20K — better2
Update frequencyFortnightly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#187 — better—
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS16.013.0 — better
Further details — not scored
Size15 MB13 MB
Age rating4+4+
DeveloperMPR MEDIA INCMassachusetts General Hospital

Customer experience

Fitbit Sync To Apple Health

All ratings19,965 ratings
Positive89.0%
Neutral4.7%
Negative6.3%
Written reviews404 reviews
Positive37.9%
Neutral6.4%
Negative55.7%

CareDoc

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Fitbit Sync To Apple Health

Reported bugs

4 issues
  • Syncing stops working after updates
  • Syncing duplicates data
  • Syncing only works for limited data
  • Syncing fails with error messages

Requested features

2 requests
  • Sync data to close Apple activity rings
  • Improve syncing of Fitbit scale data

CareDoc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Fitbit Sync To Apple Health

Subscriptions5
  • Monthly Lite$4.991 Month
  • Monthly3 Days trial$9.991 Month
  • Half-Price Surprise$19.991 Year
Show 2 more
  • Annual Lite$19.991 Year
  • Annual3 Days trial$39.991 Year
One-time1
  • Lifetime$59.99
None

CareDoc

No in-app purchases

Questions

Is Fitbit Sync To Apple Health free?
Fitbit Sync To Apple Health is free to download, with in-app purchases available.
Is CareDoc free?
CareDoc is free to download, with no in-app purchases.
Which has better reviews, Fitbit Sync To Apple Health or CareDoc?
CareDoc is rated higher. Fitbit Sync To Apple Health averages 4.6 out of 5 from 20K ratings, while CareDoc averages 5.0 from 2 ratings.
Do Fitbit Sync To Apple Health or CareDoc have ads?
Neither Fitbit Sync To Apple Health nor CareDoc shows ads.
Which is updated more often, Fitbit Sync To Apple Health or CareDoc?
Fitbit Sync To Apple Health ships an update fortnightly, and CareDoc every 2 months. Most recently, Fitbit Sync To Apple Health was updated on October 28, 2026 and CareDoc on October 27, 2026.

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