Comparison

Peptide Tracker & Calculator vs PepStack

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

Head to head
About

Peptide Tracker & Calculator

This app helps you meticulously track and calculate peptide dosages, inventory, and injection sites. It provides smart alerts for low stock and detailed logs of your usage history for research, fitness, or therapeutic protocols. Your data is stored securely and privately on your device.

Highlights
  • Comprehensive peptide inventory management
  • Precise dosing log and calculation support
  • Intelligent injection site rotation tracking
  • Smart low stock alerts
  • Detailed dose history review
  • Secure local data storage
Features
Read full description

The Ultimate Peptide Tracker & Calculator for All Your Protocols Take control of your peptide journey! Whether you're deep into peptide research, optimizing for fitness with performance peptides, aiding recovery with compounds like BPC-157 or TB-500, exploring biohacking protocols, or managing GLP-1 agonists like Semaglutide and Tirzepatide, Peptide Tracker & Calculator is your essential management tool. Stop relying on messy notes or complex spreadsheets – track everything accurately in one secure, easy-to-use app. Comprehensive Peptide Inventory Management: Log Any Peptide: Maintain a detailed database of all your compounds – from research peptides and GHRP/GHRH analogs (like CJC-1295 or Ipamorelin) to healing peptides and GLP-1s. Track Critical Vial Data: Record concentration (mg/mcg), units, vial size (ml), reconstitution liquid (e.g., BAC water), date, storage conditions (fridge/freezer), source, batch number, and expiration dates. Essential for consistency and safety across all peptide protocols. Smart Low Stock Alerts: Visual indicators warn you when any peptide vial is running low, helping you reorder before interrupting your research, peptide cycle, or therapy. Precise Dosing Log & Calculation Support: Accurate Dose Recording: Log every administration with meticulous detail: specific peptide used, dose amount (mg/mcg/IU), date/time, method/site (subcutaneous, intramuscular), and personal notes for context (e.g., "pre-workout," "post-injury"). Built-in Calculation Aid: Use the app to help accurately calculate dosages based on your specific vial concentration and desired amount. Reduce errors and ensure precise administration for potent compounds like Melanotan or Semaglutide. Complete Dose History: Review your entire usage history for any tracked peptide. Filter logs by compound (e.g., view all BPC-157 doses) to analyze patterns, effectiveness, and adherence. Perfect for managing complex peptide stacks or cycles. Intelligent Injection Site Rotation: Smart Site Tracking: Maintain a personalized map of injection sites with customizable rest periods for optimal absorption and tissue recovery. Rotation Recommendations: Receive intelligent suggestions for your next injection site based on usage history and proper rotation patterns. Site Status Monitoring: Color-coded indicators show which sites are ready for use, need rest, or are inactive, helping prevent site overuse and associated complications. Find Information Instantly: Quick Search: Locate specific peptides, inventory details, or past dose logs in seconds. Privacy You Can Trust: Your peptide usage and research data are confidential. All information entered into Peptide Tracker & Calculator is stored securely and locally on your device only. We never access, collect, or store your personal data. Master Your Peptide Regimen: Peptide Tracker & Calculator is the indispensable tool for researchers, athletes, biohackers, and anyone utilizing peptides for performance, recovery, longevity, or wellness. Download today and bring precision and organization to your peptide management! Subscription Information: • Monthly and annual subscription options available • Annual subscription includes a 3-day free trial • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period • Account will be charged for renewal within 24 hours prior to the end of the current period • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription Privacy Policy: https://glp1.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PepStack

Read full description

PepStack – Stacks, Vitals, Blood & Training Plan your stack. Track your progress. See what actually works. PepStack is built for people who take their supplements seriously — and want to see how their stack relates to their body, blood and performance. Instead of five apps and a spreadsheet, it’s all in one place, neatly connected and fully private. Four areas, one picture: Stacks Build custom supplement stacks: compound, amount, dosage, schedule and phases — exactly how you run them. A visual plan shows what’s due when, and reminders make sure you never miss a dose. Vitals Connect Apple Health or Health Connect to pull in steps, sleep, resting heart rate, HRV and more automatically — or log your own metrics by hand. See how your routine shows up in daily life. Blood Log your blood tests — manually or via photo/PDF scan — and keep 100+ markers in view. With a plain-language marker wiki, personal reference ranges, trend charts and a side-by-side comparison of two tests (improved / worse / stable). Training Log your workouts, sets and progress and close the loop: stack, recovery and performance in one app. Everything in context The real value isn’t single numbers — it’s the full picture. Watch how your stack, vitals, blood markers and training move together over time, and make better decisions for yourself. Private by design Sensitive data is end-to-end encrypted — only you have access. Secure cloud backup & sync across your devices. No data sales. Your data is yours. Full stop. Who’s it for? Biohackers, athletes, self-optimizers and anyone ready to move their supplement routine from sticky notes to a clean, data-driven system. Stop guessing. Start tracking. Get PepStack. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://www.pepstack.net/de/privacy Support: https://www.pepstack.net/contact

Screenshots

Peptide Tracker & Calculator4 screens
PepStack4 screens

Verdict

The call

Peptide Tracker & Calculator and PepStack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 & Calculator sells 4 in-app purchases, starting at $3.99 per month and PepStack sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on September 30, 2026 and September 20, 2026 respectively.

ScorecardNo meaningful differences
Peptide Tracker & Calculator versus PepStack: the parameters behind the verdict, then further details
ParameterPeptide Tracker & CalculatorPepStack
PriceFreeFree
Rating4.8 (548 ratings) — better—
Positive reviews69.8% of reviews—
Number of ratings548 — better—
Update frequencyEvery 2 daysEvery 2 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.415.5 — better
Further details — not scored
Size71 MB85 MB
Age rating12+4+
DeveloperDavid DzeveckijMax Berktold

In-app purchases

4 purchases

Peptide Tracker & Calculator

Subscriptions4
  • Full App Access (Monthly)$3.991 Month
  • Full App Access (Monthly)$4.991 Month
  • Full App Access (Yearly)3 Days trial$19.991 Year
Show 1 more
  • Full App Access (Yearly)3 Days trial$24.991 Year
2 purchases

PepStack

Subscriptions2
  • PepStack Premium (Monthly)$2.991 Month
  • PepStack Premium (Yearly)$22.991 Year

Questions

Is Peptide Tracker & Calculator free?
Peptide Tracker & Calculator is free to download, with in-app purchases available.
Is PepStack free?
PepStack is free to download, with in-app purchases available.
Do Peptide Tracker & Calculator or PepStack have ads?
Neither Peptide Tracker & Calculator nor PepStack shows ads.
Which is updated more often, Peptide Tracker & Calculator or PepStack?
Peptide Tracker & Calculator ships an update every 2 days, and PepStack every 2 days. Most recently, Peptide Tracker & Calculator was updated on September 30, 2026 and PepStack on September 20, 2026.

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