Comparison

Peptide Calculator 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 Calculator

Calculate peptide dosages and reconstitution accurately and quickly. Track your injections with timely reminders and live activities. Save custom formulas and sync across devices for seamless management.

Highlights
  • Peptide dosage calculation
  • Reconstitution guidance
  • Injection time tracking
  • Custom formula saving
  • Widget for daily doses
  • Reminders and Live Activities
  • iCloud sync across devices
Features
Read full description

Get the right peptide dosage in seconds and track your shot's time so you never miss it. Simply enter your peptide information, see the optimal syringe size, and dosage, and save your favorite formulas and cycles to your device. Visualize today’s doses with widget and get Reminders and Live activities so you never miss a shot. With iCloud sync, your peptides, dosages and schedules stay up to date across all your Apple devices—no hassles, just accurate results and easy tracking every time. ======================= If you purchase Peptide Calculator, the payment will be charged to your iTunes account. If you purchase a weekly, monthly or yearly subscription, your account will automatically be charged for renewal within 24 hours prior to the end of the current subscription period unless you disable auto-renew. You can turn off auto-renewal at any time by going to your Account Settings on the App Store after purchase. ======================= Terms of Service: https://pepflow.app/terms-of-service/ Privacy Policy: https://pepflow.app/privacy-policy/

About

Peptide Tracker

This app simplifies peptide use by calculating accurate dosages, tracking injections, and setting reminders for consistency. Manage multiple peptides and review your history with a clear and reliable interface.

Highlights
  • Smart peptide calculator for accurate dosing
  • Log and track peptide injections
  • Set reminders for consistency
  • Review injection and dosage history
  • Manage multiple peptides
  • Designed for clarity and reliability
Features
Read full description

IMPORTANT: PepSync is a personal tracking tool. It does not calculate or recommend doses and is not medical advice. Always follow your prescriber's instructions. Track every peptide and GLP-1 dose in one place. Get reminders on time, rotate injection sites and see your progress week by week. Features: - Log doses in a tap and keep a complete history - Reminders for every scheduled dose, with snooze and catch-up - Injection site rotation with a body map - Vial and supply tracking with restock reminders - Weight and check-ins to see how you're progressing - Manage multiple peptides and schedules in one place - Export a PDF summary to share with your clinician You enter the dose you've been prescribed. PepSync records it, reminds you when it's due and keeps your history. SUPPORT - Contact: https://www.muchadostudio.com/contact THIS APP REQUIRES A SUBSCRIPTION TO ACCESS CERTAIN FEATURES - Terms: https://peptidecalcs.com/terms

Screenshots

Peptide Calculator4 screens
Peptide Tracker4 screens

Verdict

The call

The clearest difference is ads: Peptide Calculator at none against Peptide Tracker's shown. Peptide Calculator also leads on review sentiment (79% vs 50%) and ratings volume (437 vs 126). On price, rating, update cadence 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. Peptide Calculator sells 11 in-app purchases, starting at $0.99 per 7 days and Peptide Tracker sells 12 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Peptide Calculator against 4.8 for Peptide Tracker. Both are backed by a comparable volume of ratings — 437 and 126 respectively. Written reviews are what separate them: 79% of Peptide Calculator's written reviews are positive against 50% of Peptide Tracker's.

UpkeepUpdate frequency

Peptide Calculator ships an update every 2 weeks, Peptide Tracker weekly. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Peptide Calculator versus Peptide Tracker: the parameters behind the verdict, then further details
ParameterPeptide CalculatorPeptide Tracker
PriceFreeFree
Rating4.8 (437 ratings) — better4.8 (126 ratings)
Positive reviews78.6% of reviews — better50.0% of reviews
Number of ratings437 — better126
Update frequencyEvery 2 weeksWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS18.018.0
Further details — not scored
Size133 MB41 MB
Age rating4+12+
Developerkeinois OUThomas Strathern

Customer experience

Peptide Calculator

All ratings424 ratings
Positive95.5%
Neutral1.2%
Negative3.3%
Written reviews28 reviews
Positive78.6%
Neutral7.1%
Negative14.3%

Peptide Tracker

All ratings114 ratings
Positive95.6%
Neutral0.0%
Negative4.4%
Written reviews6 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

11 purchases

Peptide Calculator

Subscriptions11
  • PepFlow PRO (Weekly)3 Days trial$0.997 Days
  • PepFlow PRO (Monthly)3 Days trial$2.991 Month
  • PepFlow PRO (Weekly)3 Days trial$2.997 Days
Show 8 more
  • Peptide PRO (Weekly)3 Days trial2 variants$2.997 Days
  • PepFlow PRO (Weekly)3 Days trial3 variants$3.997 Days
  • PepFlow PRO (Annual)3 Days trial$8.991 Year
  • PepFlow PRO (Monthly)3 Days trial2 variants$9.991 Month
  • Peptide PRO (Annual)3 Days trial$14.991 Year
  • Peptide PRO (Annual)3 Days trial$19.991 Year
  • PepFlow PRO (Annual)3 Days trial2 variants$29.991 Year
  • Peptide PRO (Annual)3 Days trial$44.991 Year
12 purchases

Peptide Tracker

Subscriptions10
  • Premium Weekly3 Days trial$7.997 Days
  • Premium Weekly$7.997 Days
  • PepSync Weekly$7.997 Days
Show 7 more
  • Premium Annual - Deal$39.991 Year
  • PepSync Yearly - 3 day trial3 Days trial$59.991 Year
  • PepSync Yearly - 7 day trial7 Days trial$59.991 Year
  • Premium Yearly7 Days trial$59.991 Year
  • Premium Annual$59.991 Year
  • Premium Annual - 3 Day Trial3 Days trial$59.991 Year
  • Premium Annual - 30 Day Trial1 Month trial$59.991 Year
One-time2
  • Premium Lifetime$39.99
  • PepSync Lifetime$59.99

Questions

Is Peptide Calculator free?
Peptide Calculator 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 Calculator or Peptide Tracker?
Peptide Calculator is rated higher. Peptide Calculator averages 4.8 out of 5 from 437 ratings, while Peptide Tracker averages 4.8 from 126 ratings.
Do Peptide Calculator or Peptide Tracker have ads?
Peptide Tracker shows ads; Peptide Calculator does not.
Which is updated more often, Peptide Calculator or Peptide Tracker?
Peptide Calculator ships an update every 2 weeks, and Peptide Tracker weekly. Most recently, Peptide Calculator was updated on October 24, 2026 and Peptide Tracker on October 24, 2026.

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