Weight Diary vs Watch Weight
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Weight Diary
Track your weight loss journey with a clear trend line to visualize progress. Log daily weights, estimate loss rates, and plan for your goals. Supports custom start dates and integrates with health platforms.
- Daily weight logging
- Clear trend line visualization
- Progress and goal tracking
- Custom start date setting
- Apple Health and scale sync
- BMI and calorie calculators
- Data backup and export
Read full descriptionHide full description
Understand your weight trends over time. Weight Diary helps you cut through daily fluctuations with a clear trend line, so you can quickly see whether you’re moving toward your goal. Log your weight each day to track your progress, estimate your rate of weight loss, and see how long it may take to reach your target. Starting a new diet or routine? Choose a custom start date to measure progress from any point that matters to you. With powerful graphs, goal planning tools, Apple Health support, and Withings/Fitbit scale sync, Weight Diary gives you a simple and effective way to stay on track. Main Features: • See your weight, progress, and goal remaining at a glance • Choose a custom start date for a new diet or milestone • Follow your daily weights with a clear trend line • Switch between the graph, summary, or full weight log with a single tap • Explore your progress over months or years in the full-screen graph • Record body fat % and add custom notes • Plan ahead with goal and calorie calculators • View your BMI with a clear visual display • Comprehensive unit support for pounds, kilograms, and stones • Sync with Apple Health and Withings/FitBit scales • Full data backup, import, and export
Watch Weight
Easily record and visualize your bodyweight using your Apple Watch or iOS device. This app offers a simple interface to log daily measurements and view trends in charts or lists, with data syncing to the Health app.
- Daily weight logging
- Apple Watch app for entry
- Weight data charts
- List view of entries
- Syncs with Health app
- Export data to email
Read full descriptionHide full description
Watch Weight is a daily bodyweight tracker that allows you to record weight measurements using your Apple Watch or iOS device. This app presents an easy-to-use interface for tracking your weight. You can enter your weight data daily, and then view the data in a chart, or in list format. Weight entries are also saved to the Health app. Watch Weight is useful for anyone who routinely measures their bodyweight and has an interest in easily recording and viewing their bodyweight data. ---------------------------------------- Why Use Watch Weight? ---------------------------------------- - Weight measurements saved to the Health app - Watch app for entering weight measurements - A controllable weight-data chart - No advertisements - The ability to export your bodyweight data as a spreadsheet-friendly CSV file, to email or any app (Premium Mode, a one-time in-app purchase)
Screenshots
Verdict
The clearest difference is review sentiment: Weight Diary at 97% against Watch Weight's 47%. Weight Diary also leads on rating (4.9 vs 4.2) and in-app purchases (none vs 1). Watch Weight's advantage is price (Free vs $7.99) and iOS requirement (17.0 vs 26.0). On update cadence, ads, monetization model 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
Watch Weight is free to download; Weight Diary costs $7.99 up front. Watch Weight sells 1 one-off in-app purchase. Weight Diary asks for nothing beyond the download.
Weight Diary holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: Weight Diary has 2.6K ratings behind it against 45, so its average is the more settled of the two. Written reviews point the same way: 97% of Weight Diary's written reviews are positive against 47% of Watch Weight's.
Weight Diary ships an update every 6 months, Watch Weight every 4 months. Both last shipped on November 1, 2026.
| Parameter | Weight Diary | Watch Weight |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 4.9 (2.6K ratings) — better | 4.2 (45 ratings) |
| Positive reviews | 96.8% of reviews — better | 46.7% of reviews |
| Number of ratings | 2.6K — better | 45 |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Best chart rank | #126 — better | — |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | CURLYBRACE APPS LTD | Yogasoft Applications |
Customer experience
Weight Diary
Watch Weight
In-app purchases
Weight Diary
No in-app purchases
Watch Weight
- Simple Weight Premium$0.99
Questions
Is Weight Diary free?
Is Watch Weight free?
Which has better reviews, Weight Diary or Watch Weight?
Do Weight Diary or Watch Weight have ads?
Which is updated more often, Weight Diary or Watch Weight?
Other comparisons















