Comparison

Stack Tracker AI vs PepTracker

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

Head to head
About

Stack Tracker AI

Effortlessly track, analyze, and optimize your supplement intake for improved wellness and fitness. Gain AI-powered insights, set flexible schedules, and visualize your progress with secure, private data storage.

Highlights
  • Seamless daily supplement tracking
  • AI-powered insights and trends
  • Flexible dose scheduling
  • Advanced progress visualizations
  • Private and secure data storage
  • Customizable supplement types
Features
Read full description

Take Control of Your Wellness Journey Master your supplement regimen with Stack Tracker AI, the ultimate app for tracking, analyzing, and optimizing your health. Whether you’re enhancing your fitness, boosting focus, or improving overall well-being, Stack Tracker AI makes it effortless to stay consistent and see results. Why Choose Stack Tracker AI? • Seamless Daily Tracking Log your supplements and assessments with a clean, intuitive interface designed to simplify your routine. • AI-Powered Insights Discover patterns and correlations between supplements and wellness traits. Unlock personalized trends to guide smarter decisions. • Flexible Scheduling Set up customizable dose schedules that fit your lifestyle—daily, every other day, or on specific days. • Advanced Visualizations See your progress clearly with dynamic charts and graphs that bring your data to life. • Private and Secure Your data stays on your device, synced securely via iCloud, with no external storage or sharing. • Customizable Options Choose from hundreds of included supplement and assessment types, or create your own to track exactly what matters most to you. Features at a Glance • Effortless dose logging with tailored reminders. • AI-powered trends and insights to improve adherence. • Customizable supplement types, assessment types, and dose units. • Secure data storage with offline functionality. • Advanced visualizations to monitor trends over time. • Notifications and badge counts to help you stay on track Who Is This App For? Stack Tracker AI is perfect for fitness enthusiasts, wellness seekers, and anyone looking to optimize their health with precision and ease. Whether you’re a beginner or a seasoned pro, our app adapts to your needs. Achieve Your Goals, Your Way Say goodbye to forgotten doses and guesswork. Stack Tracker AI empowers you to take charge of your wellness journey with confidence. Download Stack Tracker AI today and unlock the power of precision tracking! You can get started for free, and when you're ready to add additional tracking, upgrade to the pro version. Let me know if you’d like to add more details or emphasize specific features further! https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PepTracker

This app helps users meticulously track peptide and GLP-1 medication doses. It allows for the creation of structured protocols, scheduling of injections, and calculation of precise syringe volumes. Users can monitor progress over time and receive reminders for upcoming doses.

Highlights
  • Log injection doses
  • Build peptide/GLP-1 protocols
  • Built-in dose calculator
  • Schedule reminders
  • Track progress metrics
  • Export logs
Features
Read full description

Track. Schedule. Never miss a dose. PepTracker is a dose log and protocol tracker built for peptides, GLP-1 medications, and testosterone. Create structured protocols, schedule injections, calculate exact syringe volumes, and keep a clean record of your progress in one simple app. What you can do with PepTracker • Log doses, not guesses – Track every injection with an easy dose log instead of notes or spreadsheets. • Build peptide and GLP-1 protocols – Create schedules for Semaglutide, Tirzepatide, Retatrutide, BPC-157, AOD-9604, TRT, and more. • Use the built-in dose calculator – Enter vial amount, diluent volume, and target dose (mg or mcg) to get the exact mL or insulin-syringe units to draw. • Stay on schedule – Get reminders for upcoming doses and see what’s due today on the Home screen and in the calendar. • Track progress over time – Log weight and other metrics to see how your protocol is trending. Made for real protocols PepTracker works well whether you’re: • Running a GLP-1 weight loss protocol (e.g., Semaglutide, Tirzepatide). • Managing peptide stacks for recovery, performance, or wellness. • Keeping a consistent TRT schedule and dose history. PepTracker Premium (optional upgrade) Unlock more structure and flexibility for advanced protocols: • Unlimited protocols and peptide stacking in a single schedule. • Advanced scheduling options and extended calendar views. • Save calculator results directly into protocols. • Full protocol history plus mood and energy tracking. • Export logs to CSV/PDF and sync with external calendars (Apple and Google). PepTracker is built for people who take their peptides and GLP-1 protocols seriously and want a clear, reliable way to stay organized. Download PepTracker today and simplify your peptide tracking—one dose at a time. https://peptracker.app/terms-of-service https://peptracker.app/privacy-policy Disclaimer: PepTracker is for informational and tracking purposes only and does not provide medical advice. Always consult a qualified healthcare provider before starting, changing, or stopping any medication or peptide protocol.

Screenshots

Stack Tracker AI4 screens
PepTracker4 screens

Verdict

The call

The clearest difference is review sentiment: PepTracker at 77% against Stack Tracker AI's 0%. PepTracker also leads on rating (4.7 vs 4.0) and ratings volume (413 vs 2). 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. Stack Tracker AI sells 2 in-app purchases, starting at $1.99 per month and PepTracker sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PepTracker holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: PepTracker has 413 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Stack Tracker AI's written reviews are positive against 77% of PepTracker's.

UpkeepUpdate frequency

Stack Tracker AI ships an update fortnightly, PepTracker every 2 weeks. The most recent releases landed on June 4, 2026 and September 11, 2026 respectively.

Scorecard4 real differences · 6 level
Stack Tracker AI versus PepTracker: the parameters behind the verdict, then further details
ParameterStack Tracker AIPepTracker
PriceFreeFree
Rating4.0 (2 ratings)4.7 (413 ratings) — better
Positive reviews0.0% of reviews77.4% of reviews — better
Number of ratings2413 — better
Update frequencyFortnightly — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad — betteriPhone
Requires iOS26.018 — better
Further details — not scored
Size28 MB17 MB
Age rating4+17+
DeveloperMD Apps, LLCJayven Alan Villagomez Peredo

Customer experience

Stack Tracker AI

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

PepTracker

All ratings413 ratings
Positive93.2%
Neutral2.7%
Negative4.1%
Written reviews62 reviews
Positive77.4%
Neutral6.5%
Negative16.1%

Bugs and requests

Stack Tracker AI

Not enough reviews yet to summarise bugs or requests.

PepTracker

Reported bugs

1 issue
  • Units function not working

Requested features

2 requests
  • Support for more units of measurement
  • Ability to track more than 2 protocols

In-app purchases

2 purchases

Stack Tracker AI

Subscriptions2
  • Monthly7 Days trial$1.991 Month
  • Annual7 Days trial$9.991 Year
2 purchases

PepTracker

Subscriptions2
  • Monthly$4.991 Month
  • Yeary$47.991 Year

Questions

Is Stack Tracker AI free?
Stack Tracker AI is free to download, with in-app purchases available.
Is PepTracker free?
PepTracker is free to download, with in-app purchases available.
Which has better reviews, Stack Tracker AI or PepTracker?
PepTracker is rated higher. Stack Tracker AI averages 4.0 out of 5 from 2 ratings, while PepTracker averages 4.7 from 413 ratings.
Do Stack Tracker AI or PepTracker have ads?
Neither Stack Tracker AI nor PepTracker shows ads.
Which is updated more often, Stack Tracker AI or PepTracker?
Stack Tracker AI ships an update fortnightly, and PepTracker every 2 weeks. Most recently, Stack Tracker AI was updated on June 4, 2026 and PepTracker on September 11, 2026.

Other comparisons