Comparison

Peptide Tracker vs Peptide Stack

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

Head to head
About

Peptide Tracker

This app helps users manage their peptide therapy journey with smart protocol management, progress tracking, and detailed journaling. It offers intelligent analytics, a built-in AI chat assistant, and a user-focused design for optimal organization and motivation.

Highlights
  • Customizable peptide protocols
  • Automatic shot generation
  • Intelligent reminder system
  • Weight loss and muscle growth tracking
  • Detailed journal entries
  • AI chat assistant for therapy questions
Features
Read full description

PeptideKit is a no-nonsense app for anyone serious about their peptide therapy journey. Managing GLP-1 peptides like Ozempic, Wegovy, Zepbound, or Retatrutide, running a TRT or HRT protocol, or tracking any other hormone therapy is easier than ever with PeptideKit. It provides the tools you need to stay organized, motivated, and informed. Key Features • Smart Protocol Management Create custom peptide protocols with flexible scheduling (daily, weekly, bi-weekly, monthly, every X days, or custom schedules) Automatic jab generation based on your protocol settings Intelligent reminder system with local notifications Track multiple protocols simultaneously with color-coded organization • Comprehensive Progress Tracking Weight Loss Analytics: Track weight changes with detailed charts and statistics — ideal for GLP-1 tracker use cases Muscle Growth Monitoring: Log measurements and strength progress Anti-Aging Metrics: Monitor skin health, energy levels, and vitality markers Hormone Support: Track hormonal balance and related symptoms, including testosterone and other hormone levels Injury Healing: Monitor recovery progress and pain levels Energy & Performance: Log energy levels, workout performance, and stamina Cognitive Support: Track mental clarity, focus, and cognitive function • Advanced Calendar & Commitment Status Interactive calendar with color-coded Commitment status Visual overview of completed, missed, and upcoming injections Monthly Commitment tracking for all protocol frequencies Quick add functionality for manual jab entries • Detailed Journal System Create rich journal entries with dose associations Link specific injections to your daily experiences Track injection sites Search and filter through your therapy history • Intelligent Analytics & Calculator Built-in dose calculator for precise protocol planning 7D, 30D, 90D, and yearly progress views Statistical insights and trend analysis Progress charts with customizable date ranges Export capabilities for sharing with healthcare providers • Built-in AI Chat Assistant Get answers about peptide therapy from our intelligent assistant Why Choose PeptideKit? • User-Focused Design Intuitive interface designed specifically for peptide and hormone therapy Customizable themes (Light, Dark, System) iPad-optimized with full-screen sheets and navigation • Privacy & Security All data stored locally on your device Complete control over your health information • Flexibility & Customization Support for multiple dosage units (mcg, mg) Weight tracking in pounds or kilograms Customizable log categories based on your needs Flexible protocol scheduling options • Never Miss a Dose Smart notification system ensures you stay on track with your protocols — whether it's a daily GLP-1 jab or a weekly TRT injection. Receive timely reminders that adapt to your schedule and preferences. Get PeptideKit now — Your Complete Peptide & Hormone Therapy Companion. Medical Disclaimer: The information provided by PeptideKit is for educational purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. Always consult with a qualified healthcare professional before initiating any peptide therapy protocol. Auto-renewable subscriptions EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Peptide Stack

Track your GLP-1 medication doses and monitor your weight progress. This app supports various peptide medications and custom stacks, helping you manage your health journey.

Highlights
  • GLP-1 medication tracking
  • Weight progress monitoring
  • Custom peptide stack support
  • Dose logging
  • Subscription management
Features
Read full description

Whether you're on a GLP-1 medication, semaglutide, tirzepatide, or running a custom peptide stack. Subscription Details: - Monthly Plan: $9.99/month (auto-renews monthly) - Annual Plan: $49.99/year ($4.17/month, auto-renews annually) - Payment will be charged to your Apple ID account at confirmation of purchase - Subscription automatically renews unless canceled at least 24 hours before the end of the current period - Your account will be charged for renewal within 24 hours prior to the end of the current period - You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase Terms of Use (EULA): https://peptidestack.io/terms Privacy Policy: https://peptidestack.io/privacy

Screenshots

Peptide Tracker4 screens
Peptide Stack4 screens

Verdict

The call

The clearest difference is monetization model: Peptide Stack at free with in-app purchases against Peptide Tracker's subscription. Peptide Stack also leads on update cadence (daily vs weekly). Peptide Tracker's advantage is rating (4.7 vs 4.2) and ads (none vs shown). On price, in-app purchases, 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. Peptide Tracker sells 7 in-app purchases, starting at $3.99 per 7 days and Peptide Stack sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Peptide Tracker holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Peptide Tracker has 304 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 78% of Peptide Tracker's written reviews are positive against 67% of Peptide Stack's.

UpkeepUpdate frequency

Peptide Tracker ships an update weekly, Peptide Stack daily. The most recent releases landed on September 18, 2026 and September 15, 2026 respectively.

Scorecard6 real differences · 4 level
Peptide Tracker versus Peptide Stack: the parameters behind the verdict, then further details
ParameterPeptide TrackerPeptide Stack
PriceFreeFree
Rating4.7 (304 ratings) — better4.2 (5 ratings)
Positive reviews78.0% of reviews — better66.7% of reviews
Number of ratings304 — better5
Update frequencyWeeklyDaily — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.618.0 — better
Further details — not scored
Size36 MB13 MB
Age rating12+12+
DeveloperJamal BagaBrandon King

Customer experience

Peptide Tracker

All ratings304 ratings
Positive92.4%
Neutral1.0%
Negative6.6%
Written reviews82 reviews
Positive78.0%
Neutral3.7%
Negative18.3%

Peptide Stack

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Peptide Tracker

Reported bugs

3 issues
  • 3 weeks' data disappeared
  • Wiped all my Data
  • Notifications do not work

Requested features

1 request
  • Build a protocol with an indefinite cycling period

Peptide Stack

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Peptide Tracker

Subscriptions6
  • Plus Weekly$3.997 Days
  • Plus Weekly3 Days trial$5.997 Days
  • Plus Monthly$9.991 Month
Show 3 more
  • Plus Yearly3 Days trial$39.991 Year
  • Plus Yearly$39.991 Year
  • Plus Yearly$49.991 Year
One-time1
  • Plus Lifetime$69.99
2 purchases

Peptide Stack

Subscriptions2
  • Monthly Plan7 Days trial$9.991 Month
  • Annual Plan7 Days trial$49.991 Year

Questions

Is Peptide Tracker free?
Peptide Tracker is free to download, with in-app purchases available.
Is Peptide Stack free?
Peptide Stack is free to download, with in-app purchases available.
Which has better reviews, Peptide Tracker or Peptide Stack?
Peptide Tracker is rated higher. Peptide Tracker averages 4.7 out of 5 from 304 ratings, while Peptide Stack averages 4.2 from 5 ratings.
Do Peptide Tracker or Peptide Stack have ads?
Peptide Stack shows ads; Peptide Tracker does not.
Which is updated more often, Peptide Tracker or Peptide Stack?
Peptide Tracker ships an update weekly, and Peptide Stack daily. Most recently, Peptide Tracker was updated on September 18, 2026 and Peptide Stack on September 15, 2026.

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