Best Weight Tracker App in 2026

Happy Scale is our first pick for iPhone users who feel discouraged by daily scale jumps. It uses a moving average to show the trend behind the noise, so a salty meal or a heavy workout day does not hide real progress. Milestone goals break a large target into smaller steps, which helps motivation stay steady over months rather than weeks.

The free version covers core tracking and trend smoothing, while Premium adds deeper analytics and customization. Happy Scale works best alongside another app for food or activity, since its focus is weight itself. If daily weigh-ins frustrate you, Happy Scale is the calmest way to see what is actually happening.

Libra is the Android counterpart to Happy Scale, and it has served Android users for many years. You enter a weight each day, and Libra charts the trend with smoothing, so you see direction rather than daily jumps. It also offers predictions based on your recent trend, which helps with planning without promising an exact result.

The app is lightweight and free, with ads in the free version, and it does not try to be a full food or fitness platform. That focus is a benefit for users who already track food elsewhere or who only care about weight. Libra suits an Android user who wants a simple, free, and honest trend chart.

Lose It suits users who want weight tracking tied to a daily calorie budget. You set a goal and timeline, log meals by barcode, search, or photo, and see weight progress alongside food intake in one app. The interface is faster and less cluttered than some rivals, which matters when you log several meals a day.

The free tier covers basic logging and weight tracking, while Premium, priced at about $39.99 per year, adds full macros, meal planning, and an ad-free experience. Lose It is a good first app for a user who wants both food and weight in one place without a steep learning curve. This is general information only, not medical advice.

MyFitnessPal remains the default for food logging because its database covers branded, restaurant, and international foods that smaller apps miss. Weight tracking sits alongside food, exercise, and water logs, and the app syncs with Apple Health, Fitbit, Garmin, and many other platforms. That integration network makes it a useful hub if you already use a wearable or a smart scale.

The free tier still covers basic logging and weight tracking, while Premium, priced at about $79.99 per year, adds barcode scanning, macro targets, and meal planning features. The interface has grown busier, and some features that were once free now sit behind Premium. For a user who needs the widest food coverage, MyFitnessPal is still the strongest hub.

Cronometer suits users who care about nutrition detail, not only calories. It tracks vitamins, minerals, and macros with a database that emphasizes verified entries, and it charts weight alongside body measurements such as waist or body fat estimates. That detail helps users who follow a specific eating pattern or who want to see more than a single calorie number.

The free version covers core food and weight tracking, while Gold adds more features and removes ads. The interface can feel dense for a casual user who only wants a quick log, so Cronometer is best for a detail-oriented tracker. If you want to know what your food actually contains, Cronometer is the most thorough free starting point.

The Fitbit app suits users who already wear a Fitbit or use a Fitbit scale, because weight, activity, sleep, and heart rate appear in one dashboard. Manual weight entry works without a device, and a Fitbit scale can sync weigh-ins automatically, which removes the habit of typing a number each morning. Trends are easy to read, and goals can be set for weight, activity, and sleep together.

Fitbit Premium adds deeper insights and programs, but the free app covers core weight and activity tracking. Users without a Fitbit device can still use the app, though the experience is thinner without wearable data. For a Fitbit owner, the app is the natural home for weight trends.

Renpho Health is the app behind Renpho smart scales, and it suits users who want weigh-ins to happen without manual entry. Step on the scale, and weight plus body composition estimates sync to the app, where trends and history are easy to review. The app also syncs with Apple Health, Google Fit, Fitbit, and MyFitnessPal, so data can flow to other tools you already use.

The app itself is free, but you need a Renpho scale for automatic sync, and scale prices vary by model. Body composition figures from a home scale are estimates, not medical measurements, and should be read as trends rather than exact values. For a household that already uses a Renpho scale, the app is the obvious tracker.

Yazio suits users who want food, fasting, and weight tracking in a clean single app. You log meals, track water and activity, and see weight trends alongside nutrition, without the busier interface of some larger apps. A fasting tracker is included for users who follow time-restricted eating patterns, though fasting should be discussed with a clinician if you have a health condition.

The free version covers basic tracking, while Pro adds detailed nutrition, meal plans, and more analysis. Pricing varies by plan and region, so check the vendor site or app store listing for your current price. Yazio is a good middle option for a user who wants food and weight together in a tidy app.

MacroFactor suits users who want their calorie targets to adjust as their weight trend changes. Instead of a fixed budget, the app uses your logged food and weight data to update targets over time, which helps when progress stalls or when activity changes. Weight trend charts are clear, and food logging is fast enough for daily use.

There is no free plan, only a trial, and pricing varies by billing period, so check the vendor site before you commit. MacroFactor is overkill for a user who only wants a simple weight chart, but it is a strong pick for a user who already tracks macros and wants targets that respond to real data. This is general information only, not medical advice.