Comparison

Weight Tracking Diary App vs WeighSync

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

Head to head
About

Weight Tracking Diary App

This app simplifies body weight management by allowing manual logging or automatic capture of readings from over 120 supported smart scales. It tracks various body composition parameters, medication intake, and vital signs, offering data analysis and cloud backup options.

Highlights
  • Log body weight and BMI
  • Track over 16 body composition parameters
  • Automatic data capture from 120+ smart scales
  • Monitor medication intake and vital signs
  • Data analysis and trend visualization
  • Optional cloud backup and sync
  • Integration with Apple Health, Garmin, Fitbit
Features
Read full description

The Weight Tracking Diary App is the most connected body weight monitoring app in the world, designed to simplify body weight management, track trends, and export reports. This smart weight tracking assistant enables users to log data manually or to automatically capture readings from over 120 supported body weight scales via Bluetooth, including BMI and over a dozen of body composition parameters. Additionally, the app can help track medication intake, blood pressure, heart and respiration rate. The app has a clean and intuitive interface and works with or without registration. Users decide if they want to keep their health data on their smartphone only, or additionally back it up to MedM Health Cloud (https://health.medm.com). Weight Tracking Diary App can log the following data types: • Body weight with BMI and up to 16 body composition parameters • Notes • Medication Intake • Blood Pressure • Heart Rate • Respiration Rate The app’s data analysis tools enable users to see patterns in body weight fluctuations, take timely action and, when necessary, make lifestyle changes and routine adjustments accordingly. The app is freemium, with the basic functionality available to all users. Premium Members, additionally, can sync select data types with other ecosystems (such as Apple Health, Garmin, and Fitbit), share access to their health data with other trusted MedM users (such as family members or caregivers), set up notifications for reminders, thresholds, and goals, as well as receive exclusive offers from MedM partners. MedM follows all applicable best practices for data protection: the HTTPS protocol is used for cloud synchronisation, all health data is stored encrypted on securely hosted servers. Users exercise full control over their data and can at any time export and/or delete their health record. Weight Tracking Diary App by MedM syncs with the following brands of smart body weight scales: A&D Medical, Beurer, Conmo, ETA, EZFAST, Fleming Medical, ForaCare, Jumper Medical, Kinetik Wellbeing, LEICKE, Omron, SilverCrest, TaiDoc, Tanita, TECH-MED, Transtek, Yonker, Zewa, and more. For full list of supported devices please visit our website: https://www.medm.com/sensors.html MedM is the absolute world leader in smart medical device connectivity. Our apps provide seamless direct data collection from hundreds of fitness and medical devices, sensors, and wearables. MedM – Enabling Connected Health® Jurisdiction statement: Weight Tracking Diary App by MedM enables users to record 6 different types of health measurements and allows users to log measurements that can be entered manually, received from Apple Health, or collected from connected health and wellness monitors that received regulatory clearance in their respective countries of sale. Disclaimer: MedM Health is intended for non-medical, general fitness and wellness purposes only. Always consult a doctor before making any medical decisions. Privacy Policy: https://health.medm.com/en/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

WeighSync

This app simplifies weight tracking by connecting to smart scales via Bluetooth. It allows users to easily record and visualize their weight data without requiring registration or an internet connection, prioritizing user privacy.

Highlights
  • Bluetooth smart scale connection
  • Weight data recording
  • Weight data visualization
  • No registration required
  • Offline functionality
  • User data privacy
Read full description

WeighSync transforms into a streamlined weight tracking application, solely focused on the essential task of measuring weight. This application connects seamlessly with smart scales via Bluetooth, offering a user-friendly and efficient way to record and visualize weight data. The simplified operation eliminates the need for registration, providing a direct and clutter-free interface that supports use even without an internet connection, ensuring user data privacy. Disclaimer: This App solely provides convenience for measuring your body weight. We do not give any medical advises. Before you are going to make any medical decisions, please consult a doctor.

Screenshots

Weight Tracking Diary App4 screens
WeighSync3 screens

Verdict

The call

The clearest difference is rating: Weight Tracking Diary App at 4.1 against WeighSync's 1.0. Weight Tracking Diary App also leads on review sentiment (46% vs 5%) and ratings volume (9 vs 3). WeighSync's advantage is in-app purchases (none vs 2) and update cadence (every 3 weeks vs every 6 weeks). On price, 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

Both are free to download. Weight Tracking Diary App sells 2 in-app purchases, starting at $5.99 per month. WeighSync asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Weight Tracking Diary App holds the better App Store score, 4.1 against 1.0. Both are backed by a comparable volume of ratings — 9 and 3 respectively. Written reviews point the same way: 46% of Weight Tracking Diary App's written reviews are positive against 5% of WeighSync's.

UpkeepUpdate frequency

Weight Tracking Diary App ships an update every 6 weeks, WeighSync every 3 weeks. The most recent releases landed on September 18, 2026 and August 29, 2026 respectively.

Scorecard6 real differences · 4 level
Weight Tracking Diary App versus WeighSync: the parameters behind the verdict, then further details
ParameterWeight Tracking Diary AppWeighSync
PriceFreeFree
Rating4.1 (9 ratings) — better1.0 (3 ratings)
Positive reviews46.2% of reviews — better4.5% of reviews
Number of ratings9 — better3
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size84 MB31 MB
Age rating12+4+
DeveloperMedM IncConmo Electronic Company Limited

Customer experience

Weight Tracking Diary App

All ratings9 ratings
Positive77.8%
Neutral0.0%
Negative22.2%
Written reviews13 reviews
Positive46.2%
Neutral15.4%
Negative38.5%

WeighSync

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews22 reviews
Positive4.5%
Neutral0.0%
Negative95.5%

In-app purchases

2 purchases

Weight Tracking Diary App

Subscriptions2
  • Monthly Premium14 Days trial$5.991 Month
  • Annual Premium14 Days trial$35.991 Year
None

WeighSync

No in-app purchases

Questions

Is Weight Tracking Diary App free?
Weight Tracking Diary App is free to download, with in-app purchases available.
Is WeighSync free?
WeighSync is free to download, with no in-app purchases.
Which has better reviews, Weight Tracking Diary App or WeighSync?
Weight Tracking Diary App is rated higher. Weight Tracking Diary App averages 4.1 out of 5 from 9 ratings, while WeighSync averages 1.0 from 3 ratings.
Do Weight Tracking Diary App or WeighSync have ads?
Neither Weight Tracking Diary App nor WeighSync shows ads.
Which is updated more often, Weight Tracking Diary App or WeighSync?
Weight Tracking Diary App ships an update every 6 weeks, and WeighSync every 3 weeks. Most recently, Weight Tracking Diary App was updated on September 18, 2026 and WeighSync on August 29, 2026.

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