Comparison

Workout Data vs Stacking

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

Head to head
About

Workout Data

Features
Read full description

Workout Data is an app that allows you to view time in heart rate zones, total distance and total time for your workouts that sync with the Apple Workout and Health Apps. You can select to view this data by month, week or day and filter by specific activity types and date ranges.

About

Stacking

This app helps you understand your long-term running progress and consistency. Visualize your workouts with trend charts and activity grids, set personalized goals, and gain insights into your performance. It integrates with Apple Health to track various metrics and offers customization options for your training preferences.

Highlights
  • Trend charts for long-term progress
  • Activity grids for workout history
  • Heart rate zone analysis
  • Personalized fitness goal setting
  • Progress tracking for multiple activities
  • Insights and comparisons
  • Apple Health integration
Read full description

Your Apple Watch tracks every run. But are you actually getting better? Stacking is your running companion for the long run. Understand your long-term progress, set goals that match how you train, and master the consistency that makes you a better runner. Your Workouts, Visualized - Trend Charts - Track your running progress over weeks, months, and years with clear visual comparisons - Activity Grids - See your workout history at a glance with intuitive calendar views for the week, month, and year - Heart Rate Zone Analysis - Understand the intensity of every workout with detailed 5-zone breakdowns using the proven Heart Rate Reserve method - Explore detailed run data & charts - Filter your past workouts and view detailed data for your runs, which includes effort insights, heart rate data, pace, grade adjusted pace, splits and more. Set Goals That Stick Create personalized fitness goals that match how you actually train: - Frequency - "Run 3 times a week" - Duration - "Exercise for 150 minutes a week" - Distance - "Cycle 100 km a month" - Elevation - "Gain 5,000 m this year" Track progress for any activity: running, cycling, swimming, strength training, yoga, HIIT, and more. Set weekly, monthly, or yearly targets and watch your progress build. Insights That Matter - Compare this week to last week, this month to last month, this year to last year - Filter by activity type to focus on what matters to you - Track total time, distance, and elevation gained across all your workouts - Track Resting Heart Rate, HRV, VO2 Max, Active Energy, and Cardio Recovery with clear 3-year trends from Apple Health Upgrade to Stacking Pro - Monitor your heart rate zones over time - Compare your easy pace week-to-week improvements - View your Yearly Activity progress - and more! Built for Your Preferences - Customize heart rate zones to match your training - Choose your units: kilometers or miles, meters or feet - Set your week to start on Monday or Sunday Privacy First Stacking reads directly from Apple Health. Your data stays on your device where it belongs. --- Stack your runs. Track your trends. See your progress. For terms of service: https://stackingapp.net/terms

Screenshots

Workout Data4 screens
Stacking4 screens

Verdict

The call

The clearest difference is in-app purchases: Workout Data at none against Stacking's 3. Stacking's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement 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

Both are free to download. Stacking sells 3 in-app purchases, starting at $4.99 per month. Workout Data asks for nothing beyond the download.

UpkeepUpdate frequency

Workout Data ships an update every 3 months, Stacking every 2 weeks. The most recent releases landed on September 25, 2026 and June 5, 2026 respectively.

Scorecard2 real differences · 8 level
Workout Data versus Stacking: the parameters behind the verdict, then further details
ParameterWorkout DataStacking
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.0 — better17.4
Further details — not scored
Size8 MB6 MB
Age rating4+4+
DeveloperPiryon Enterprises LLCJeremiah Daneil de la Rouviere

In-app purchases

None

Workout Data

No in-app purchases

3 purchases

Stacking

Subscriptions1
  • Stacking Pro - Monthly$4.991 Month
One-time2
  • Stacking Pro - 14-day accessFree
  • Stacking Pro - Lifetime Access$19.99

Questions

Is Workout Data free?
Workout Data is free to download, with no in-app purchases.
Is Stacking free?
Stacking is free to download, with in-app purchases available.
Do Workout Data or Stacking have ads?
Neither Workout Data nor Stacking shows ads.
Which is updated more often, Workout Data or Stacking?
Workout Data ships an update every 3 months, and Stacking every 2 weeks. Most recently, Workout Data was updated on September 25, 2026 and Stacking on June 5, 2026.

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