Comparison

Weight Diary vs Small Habits Studio

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

Head to head
About

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.

Highlights
  • 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 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

About

Small Habits Studio

Features
Read full description

Welcome to the Small Habits App, an online platform for authentic pilates and effective low-impact workouts so you can workout from anywhere, anytime. Created by Julie, a certified Classical Pilates instructor. The Small Habits App will bring you the studio experience straight to you online, so you can work-out from the comfort of your own home. The App Library has Pilates workouts ranging from beginner to advanced levels with detailed instructions and demonstrations to ensure that you move with proper form and technique. The platform is designed to guide and support you on your Pilates journey. The different categories on the app allow you to select your preferred workout routine and with the filter system you can choose workouts based on your level, goals, available time and equipment you want to use, making it easy to fit Pilates into your daily routine so you can move to slow down the rush. Join Small Habits App today and explore our full library classes, connect with our community and discover our 7 day free trial for all new members. You can cancel anytime. Sounds good? Join The Small Habits App and discover, feel and enjoy the many benefits of Pilates. Roll out your mat, download the app and move. I’ll meet you on the mat. A subscription is required to access in-app content. All subscriptions auto-renew, and can be cancelled anytime. Please note that you will be automatically charged after the free trial. T&Cs apply. https://smallhabitsstudio.gcph.tv/terms

Screenshots

Weight Diary4 screens
Small Habits Studio4 screens

Verdict

The call

The clearest difference is price: Small Habits Studio at Free against Weight Diary's $7.99. Small Habits Studio also leads on update cadence (weekly vs every 6 months) and iOS requirement (15.0 vs 26.0). Weight Diary's advantage is in-app purchases (none vs 2) and chart position (#37 vs unranked). On ads 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

CostPrice · In-app purchases · Ads · Monetization

Small Habits Studio is free to download; Weight Diary costs $7.99 up front. Small Habits Studio sells 2 in-app purchases, starting at $45.00 per month. Weight Diary asks for nothing beyond the download.

UpkeepUpdate frequency

Weight Diary ships an update every 6 months, Small Habits Studio weekly. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

Scorecard5 real differences · 6 level
Weight Diary versus Small Habits Studio: the parameters behind the verdict, then further details
ParameterWeight DiarySmall Habits Studio
Price$7.99Free — better
Rating4.9 (2.6K ratings) — better—
Positive reviews96.7% of reviews—
Number of ratings2.6K — better—
Update frequencyEvery 6 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
Best chart rank#37 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size11 MB136 MB
Age rating4+4+
DeveloperCURLYBRACE APPS LTDGlobal Fitness Holdings Ltd

In-app purchases

None

Weight Diary

No in-app purchases

2 purchases

Small Habits Studio

Subscriptions2
  • Monthly Subscription7 Days trial$45.001 Month
  • Annual Subscription7 Days trial$419.001 Year

Questions

Is Weight Diary free?
Weight Diary costs $7.99, with no in-app purchases.
Is Small Habits Studio free?
Small Habits Studio is free to download, with in-app purchases available.
Do Weight Diary or Small Habits Studio have ads?
Neither Weight Diary nor Small Habits Studio shows ads.
Which is updated more often, Weight Diary or Small Habits Studio?
Weight Diary ships an update every 6 months, and Small Habits Studio weekly. Most recently, Weight Diary was updated on October 19, 2026 and Small Habits Studio on October 15, 2026.

Other comparisons