Comparison

Weight Tracker vs DataFit

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

Head to head
About

Weight Tracker

Features
Read full description

Log your weight once a day, in a few seconds. What you can do β€’ Quick logging: type a number or tap Β±0.1 and Β±1 kg buttons β€’ See your trend: charts from 1 week to all time, with average, lowest and highest β€’ Set a goal: pick a starting and goal weight and see how far you have left β€’ AI forecast: estimates your weight in 30 days and when you may reach your goal, based on your recent logs (for reference only) β€’ Apple Health import: bring in the weight logs you already have β€’ Export: save all your logs as a CSV file β€’ Daily reminder: a nudge only on days you haven't logged yet β€’ Widgets: see today's log, your latest weight and your streak on the Home and Lock Screen β€’ Start without an account, then continue with Apple or Google Use pounds (lb) or kilograms (kg). Switch anytime in Settings. The AI forecast isn't medical advice. Talk to a medical professional about health decisions.

About

DataFit

Features
Read full description

DataFit: your data-driven diet partner "Data doesn't lie." Stop guessing your way through dieting. DataFit analyzes the relationship between what you eat and how your weight changes β€” computed entirely from your own records, right on your device. [What makes DataFit different] DataFit doesn't hand out generic advice. It runs statistical analysis on the data you log and shows only what your own body has proven: * Which eating patterns preceded weight gain β€” and which led to loss? * How does your calorie intake correlate with your weight changes? * What is your real maintenance calorie level, measured from your own records? DataFit finds the answers in your data. [Key features] * Data analysis insights: correlations between your intake, macro balance, and weight trend, computed from your own logs * Easy meal logging: search foods and log meals in seconds β€” calories and macros are estimated automatically * Exercise tracking: log activities with duration and intensity; calories burned are calculated for you * Weight tracking: record your daily weight (plus optional body fat and muscle mass) and see your trend at a glance * Charts & reports: visual graphs that show the changes your effort produced * History: review every meal, workout, and weigh-in by calendar or list [Getting started] 1. Set your goal (target weight and pace). 2. Log your meals, workouts, and weight consistently. 3. Follow the insights your own data reveals. All analysis runs on your device. Your effort deserves proof β€” DataFit shows it in your numbers. Download DataFit and let your data show you what actually works.

Screenshots

Weight Tracker4 screens
DataFit4 screens

Verdict

The call

The clearest difference is in-app purchases: DataFit at none against Weight Tracker's 1. DataFit also leads on ads (none vs shown). Weight Tracker's advantage is update cadence (every 5 days vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Weight Tracker sells 1 one-off in-app purchase. DataFit asks for nothing beyond the download.

UpkeepUpdate frequency

Weight Tracker ships an update every 5 days, DataFit every 5 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

Scorecard3 real differences Β· 3 level
Weight Tracker versus DataFit: the parameters behind the verdict, then further details
ParameterWeight TrackerDataFit
PriceFreeFree
Update frequencyEvery 5 days β€” betterEvery 5 months
AdsYesNo β€” better
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone, iPod β€” better
Requires iOS16.415.1 β€” better
Further details β€” not scored
Size87 MB48 MB
Age rating4+4+
DeveloperSEONGHOON JEONBeomsu Na

In-app purchases

1 purchases

Weight Tracker

One-time1
  • λͺΈλ¬΄κ²Œ 기둝 프리미엄$3.99
None

DataFit

No in-app purchases

Questions

Is Weight Tracker free?
Weight Tracker is free to download, with in-app purchases available.
Is DataFit free?
DataFit is free to download, with no in-app purchases.
Do Weight Tracker or DataFit have ads?
Weight Tracker shows ads; DataFit does not.
Which is updated more often, Weight Tracker or DataFit?
Weight Tracker ships an update every 5 days, and DataFit every 5 months. Most recently, Weight Tracker was updated on November 8, 2026 and DataFit on October 30, 2026.

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