Comparison

Peptide Log vs Peptide Tracker

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

Head to head
About

Peptide Log

Manage your peptide treatment plan with this app. Track injections, monitor progress, manage inventory, and visualize your treatment with advanced features. It offers a free trial before requiring a subscription.

Highlights
  • Multi-phase protocol tracking
  • Custom peptide blend creation
  • Full inventory management
  • Consumables tracking with alerts
  • Pharmacokinetic concentration curves
  • Injection site rotation
  • Progress photo tracking
Features
Read full description

Stay on track with your prescribed peptide treatment plan with Peptide Log, a comprehensive tracking solution for managing injections, monitoring progress, and tracking inventory. A subscription is required for access after the 7 day commitment free trial. IMPORTANT: This app is for personal tracking purposes ONLY. It does not provide medical advice. Always consult your healthcare provider regarding your treatment plan. - Advanced multi-phase protocols with automatic titration, maintenance, and tapering - Create custom peptide blends with personalized ratios - Full inventory management: vials, pens, pill bottles, batches, expiry dates, and remaining volumes - Track consumables: syringes, pen needles, alcohol swabs, and diluents with low-stock alerts - Interactive home screen widgets showing doses and live concentration charts - Pharmacokinetic concentration curves visualizing peptide levels over time - Track multiple people with separate profiles sharing the same inventory - Procurement tracking: orders, vendors, tracking numbers, and delivery status - Support for injectable, oral, and nasal dosing routes - Smart injection site rotation with color-coded safety indicators - Log side effects with severity tracking and injection correlations - Capture progress photos and track your visual transformation - Flexible cyclical dosing with customizable on/off periods - Sync weight with Apple Health and back up securely with iCloud Made with love in Bavaria Privacy Policy: https://gist.github.com/Johannes-ece/f1fc243016da98c1ee977145755f0f29 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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/

Screenshots

Peptide Log4 screens
Peptide Tracker4 screens

Verdict

The call

The clearest difference is rating: Peptide Tracker at 4.7 against Peptide Log's 4.2. Peptide Tracker also leads on ratings volume (304 vs 35). On price, review sentiment, update cadence and ads 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 Log sells 2 in-app purchases, starting at $8.99 per month and Peptide Tracker sells 7 in-app purchases, starting at $3.99 per 7 days. 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 35, so its average is the more settled of the two. Written reviews point the same way: 75% of Peptide Log's written reviews are positive against 78% of Peptide Tracker's.

UpkeepUpdate frequency

Peptide Log ships an update every 8 days, Peptide Tracker weekly. The most recent releases landed on August 1, 2026 and September 18, 2026 respectively.

Scorecard2 real differences · 8 level
Peptide Log versus Peptide Tracker: the parameters behind the verdict, then further details
ParameterPeptide LogPeptide Tracker
PriceFreeFree
Rating4.2 (35 ratings)4.7 (304 ratings) — better
Positive reviews75.0% of reviews78.0% of reviews — better
Number of ratings35304 — better
Update frequencyEvery 8 daysWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionSubscription
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.618.6
Further details — not scored
Size60 MB36 MB
Age rating17+12+
DeveloperJohannes von GrundherrJamal Baga

Customer experience

Peptide Log

All ratings34 ratings
Positive82.4%
Neutral2.9%
Negative14.7%
Written reviews20 reviews
Positive75.0%
Neutral5.0%
Negative20.0%

Peptide Tracker

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

Bugs and requests

Peptide Log

Not enough reviews yet to summarise bugs or 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

In-app purchases

2 purchases

Peptide Log

Subscriptions2
  • Peptide Log Monthly$8.991 Month
  • Peptide Log Yearly$39.991 Year
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

Questions

Is Peptide Log free?
Peptide Log is free to download, with in-app purchases available.
Is Peptide Tracker free?
Peptide Tracker is free to download, with in-app purchases available.
Which has better reviews, Peptide Log or Peptide Tracker?
Peptide Tracker is rated higher. Peptide Log averages 4.2 out of 5 from 35 ratings, while Peptide Tracker averages 4.7 from 304 ratings.
Do Peptide Log or Peptide Tracker have ads?
Neither Peptide Log nor Peptide Tracker shows ads.
Which is updated more often, Peptide Log or Peptide Tracker?
Peptide Log ships an update every 8 days, and Peptide Tracker weekly. Most recently, Peptide Log was updated on August 1, 2026 and Peptide Tracker on September 18, 2026.

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