Comparison

Stacking vs Darmi IBS Food Symptom Tracker

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

Head to head
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

About

Darmi IBS Food Symptom Tracker

Easily track meals, symptoms, and mood to uncover hidden food triggers. Visualize correlations with simple charts to understand your body's patterns. Your health data remains private on your device.

Highlights
  • Fast meal and symptom logging
  • Customizable symptom tracking
  • Trend and insight visualization
  • Exportable reports for doctors
  • Private, on-device data storage
  • Ad-free tracking experience
Features
Read full description

Darmi is a calm food and symptom journal designed to help you understand IBS, digestion, and patterns in how your body feels over time. RECORD IN SECONDS\ Log meals, symptoms, stress, and more in just a few taps. Add a photo to meals and snacks, or use Home Screen widgets to jump straight into logging. No clutter, no ads — just a calm space to keep track of your health. DISCOVER YOUR PATTERNS\ See how your symptoms change over time, explore potential food triggers, and learn which foods tend to work well for you. PRIVATE BY DESIGN\ No accounts. No sign-ups. Your health data stays on your device. THE BASICS: - Quickly log meals, snacks, symptoms, and stress - Attach photos to meals and snacks - Track bloating, constipation, diarrhea, and other digestive symptoms - Create custom symptoms - Track symptom trends over time - Identify better-tolerated foods and potential food triggers - Export PDF reports - Log faster with Home Screen widgets Built by someone who needed it. Darmi is a personal tool for self-discovery and is not medical advice or a substitute for professional medical care. Have feedback or ideas? Feel free to reach out in any language — we read every message. Contact us at darmi.feedback@gmail.com. Learn more about Darmi at https://darmi.app/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Stacking4 screens
Darmi IBS Food Symptom Tracker4 screens

Verdict

The call

The clearest difference is rating: Stacking at 5.0 against Darmi IBS Food Symptom Tracker's 4.8. Darmi IBS Food Symptom Tracker's advantage is ratings volume (5 vs 1) and iOS requirement (15.6 vs 17.4). On price, update cadence, ads and in-app purchases 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 and Darmi IBS Food Symptom Tracker sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Stacking holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Darmi IBS Food Symptom Tracker has 5 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 5, 2026 and October 20, 2026 respectively.

Scorecard3 real differences · 7 level
Stacking versus Darmi IBS Food Symptom Tracker: the parameters behind the verdict, then further details
ParameterStackingDarmi IBS Food Symptom Tracker
PriceFreeFree
Rating5.0 (1 ratings) — better4.8 (5 ratings)
Positive reviews100.0% of reviews—
Number of ratings15 — better
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.415.6 — better
Further details — not scored
Size6 MB6 MB
Age rating4+12+
DeveloperJeremiah Daneil de la RouviereXin Zhang

Customer experience

Stacking

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Darmi IBS Food Symptom Tracker

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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
4 purchases

Darmi IBS Food Symptom Tracker

Subscriptions2
  • Darmi Pro Monthly$3.991 Month
  • Darmi Pro Yearly$14.991 Year
One-time2
  • Member Lifetime$9.99
  • Pro_Member_Lifetime$24.99

Questions

Is Stacking free?
Stacking is free to download, with in-app purchases available.
Is Darmi IBS Food Symptom Tracker free?
Darmi IBS Food Symptom Tracker is free to download, with in-app purchases available.
Which has better reviews, Stacking or Darmi IBS Food Symptom Tracker?
Stacking is rated higher. Stacking averages 5.0 out of 5 from 1 ratings, while Darmi IBS Food Symptom Tracker averages 4.8 from 5 ratings.
Do Stacking or Darmi IBS Food Symptom Tracker have ads?
Neither Stacking nor Darmi IBS Food Symptom Tracker shows ads.
Which is updated more often, Stacking or Darmi IBS Food Symptom Tracker?
Stacking ships an update every 2 weeks, and Darmi IBS Food Symptom Tracker every 2 weeks. Most recently, Stacking was updated on October 5, 2026 and Darmi IBS Food Symptom Tracker on October 20, 2026.

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