Best Weight Loss Tracker Diary Apps

246+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated September 2026

Looking for free weight loss tracker diary apps? 19 of our 246+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Weight Loss Tracker Diary Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Weight Diary LiteWeight Diary LiteFree4.8★ (7.2K)YesNoSep 2026
2WeightWatchers ProgramWeightWatchers ProgramFree4.8★ (2.4M)YesYesSep 2026
3WeightDrop Weight Loss TrackerWeightDrop Weight Loss TrackerFree4.8★ (4K)YesYesSep 2026
4Weight Loss Simple Tracker AppWeight Loss Simple Tracker AppFree4.7★ (2.2K)YesYesSep 2026
5WeightFit: Weight Loss TrackerWeightFit: Weight Loss TrackerFree4.7★ (487)NoYesSep 2026
6Weight Tracker - Weight DiaryWeight Tracker - Weight DiaryFree4.0★ (2)NoYesAug 2026
7My Diet Coach - Weight LossMy Diet Coach - Weight LossFree4.6★ (25K)YesYesSep 2026
8Weigh In: Weight TrackerWeigh In: Weight TrackerFree4.7★ (585)NoNoSep 2026

Top Picks for Weight Loss Tracker Diary

Weight Diary Lite#1

Weight Diary Lite by CURLYBRACE APPS LTD

daily weight loss tracker
Editor's Choice
💪 Health & Fitness
4.8😊(7.2K ratings)
FreeAds
Weight Diary Lite screenshot 1
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Weight Diary Lite screenshot 4

Track your weight loss journey with this intuitive app. It helps you monitor daily weight entries, visualize progress with a trend line, and estimate time to reach your goals without calorie counting. Includes calculators for goals and calories, plus privacy features.

What We Love

  • 👍 Simple and easy to use
  • 📊 Helpful visual graphs and trends
  • 🎯 Effective for tracking weight loss/gain
  • 💪 Motivating and encouraging
  • 🔒 Secure with password protection option

Room to Improve

  • 🐛 Occasional data loss or reset issues
  • 🔍 Limited features compared to paid version
  • 💰 Ads can be intrusive in free version
WeightWatchers Program#2

WeightWatchers Program by WW International, Inc.

Weight Loss and Better Health
Strong Contender
💪 Health & Fitness
4.8😊(2.4M ratings)
FreeAdsIn-App Purchases
#22in Health & Fitness
WeightWatchers Program screenshot 1
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WeightWatchers Program screenshot 3
WeightWatchers Program screenshot 4
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WeightWatchers Program screenshot 6

This app offers a science-backed weight loss tracker and personalized diet plans. It includes specialized support for weight-loss medications, AI-powered progress tracking beyond the scale, and flexible tools for various weight management goals. Connect with coaches and a supportive community for lasting results.

What We Love

  • 🚀 Biggest little helper ever
  • 🚀 Tracking made easy
  • 👍 Keeps me accountable
  • 👍 Motivating
  • 👍 User-friendly
  • 👍 Intuitive
  • 👍 Comprehensive
  • 👍 Syncs with fitness trackers
  • 👍 Barcode scanner
  • 👍 Recipes and meal planning
  • 👍 Community support

Room to Improve

  • 🐛 Bugs and glitches
  • 🐛 Inconsistent food database
  • 🐛 Difficulty finding/adding foods
  • 🐛 Syncing issues with fitness trackers
  • 🐛 Confusing navigation
  • 🐛 Limited recipe editing options
WeightDrop Weight Loss Tracker#3

WeightDrop Weight Loss Tracker by VisualHype GmbH

Health Journal, Log & Diary
Worth Considering
💪 Health & Fitness
4.8😊(4K ratings)
FreeAdsIn-App Purchases
WeightDrop Weight Loss Tracker screenshot 1
WeightDrop Weight Loss Tracker screenshot 2
WeightDrop Weight Loss Tracker screenshot 3
WeightDrop Weight Loss Tracker screenshot 4

This app helps you track your weight journey, whether you aim to lose or gain. It offers a simple interface for daily logging, history review, and progress visualization towards your goals. Features include reminders, unit support, and integration with health platforms.

What We Love

  • 👍 Easy to use
  • 📊 Helpful visual tracking
  • 🔄 Daily weight reminders
  • 💪 Motivating to see progress
  • 🧭 Tracks weight history well
  • 🤝 Good customer support

Room to Improve

  • 🔢 Rounding issues with weight input
  • 🗓️ Can't adjust start date
  • 🤖 Outdated UI/UX
  • 🔍 Difficult to see full weight numbers
  • 💾 Data loss issues when switching devices
  • 🔈 Annoying ads

More Weight Loss Tracker Diary apps to explore

FAQ about Weight Loss Tracker Diary

What are the best weight loss tracker diary apps for iPhone?
Weight Diary Lite tops our weight loss tracker diary apps ranking as of September 2026, with a 4.8-star average from 7.2K App Store ratings, and it's free to download.
Yes — 19 of the top weight loss tracker diary apps we rank are free to download, including Weight Diary Lite and WeightWatchers Program.
Weight Diary Lite shows ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 246+ weight loss tracker diary apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Weight Diary Lite is a daily weight loss tracker that helps you monitor your progress. You simply enter your weight each day, and the app visualizes your progress with a trend line, estimates how long it will take to reach your goal, and provides BMI information.
Key features include daily weight tracking, a trend line to cut through fluctuations, goal and calorie calculators, BMI display, a date slider for easy navigation, privacy options like password protection, and data backup/export capabilities. It also supports various units for weight and calories.