Comparison

Peptide Tracker vs Peptly

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

Head to head
About

Peptide Tracker

Log peptide injections, manage flexible schedules, and receive timely reminders. This app helps you keep track of your treatment protocols, preparation details, and dose history, ensuring you stay on track with your health regimen. View upcoming and past doses in a calendar and sync data across devices.

Highlights
  • Log peptide injections and other medication types
  • Manage flexible schedules and reminders
  • Save preparation details for peptides
  • Review dose history and upcoming doses
  • Calendar view of doses
  • Widgets and Live Activities for schedule checks
  • iCloud sync across iPhone and iPad
Features
Read full description

Track your peptide routines with a clear dose log, flexible schedules and reminders. PepFlow keeps your protocols and history together so you can see what is next and review what you have recorded. Keep your routine on track - Manage protocols for injections, injectable pens, oral medications, nasal sprays and topical products. - Save preparation details for your peptides for easy reference. - Keep separate schedules and reminders for each protocol. - Record doses and review your history. - See upcoming and recorded doses in the calendar. - Check your schedule with widgets and Live Activities. - Sync your protocols and tracking history across iPhone and iPad with iCloud. - Add scheduled doses to Apple Calendar and Reminders. Consult a healthcare professional before making medical decisions. PepFlow PRO Some features require a PepFlow PRO purchase. Payments are handled through your Apple Account. Subscriptions renew automatically unless auto-renewal is turned off at least 24 hours before the current period ends. Your account is charged for renewal within 24 hours before the current period ends. Manage subscriptions in your Apple Account settings. Lifetime purchases are a one-time payment and do not renew. Questions or feedback? Contact hi@pepflow.app Terms of Service: https://pepflow.app/terms-of-service/ Privacy Policy: https://pepflow.app/privacy-policy/

About

Peptly

This app simplifies peptide reconstitution and dosing for researchers and biohackers. It provides instant calculations, visual syringe guides, and a dose log, all processed on-device for privacy. Unlock advanced features like reminders and export options with a subscription.

Highlights
  • Instant reconstitution math
  • Visual syringe guide
  • Pre-loaded peptide profiles
  • On-device dose log
  • Smart dose reminders
  • Save and reload protocols
  • CSV export
Features
Read full description

Peptly is a private log for the peptides you already use. Write down each entry, get a reminder when the next one is due, follow your weight over time, and keep notes on your vials. Every peptide amount in Peptly is one you typed. FREE • Log one peptide, with Today and a reminder • Injection sites, with your next site suggested from your log • Your weight, with a 30-day trend • The last 30 days of your history • Plain-language profiles of 23 peptides PEPTLY PRO • Stacks: log every peptide you use • Unlimited reminders, with Log and Skip right in the notification • Your full history, with CSV export • Your long-range weight trend, and a 30-day projection: an estimate from your own entries if your recent trend continues, not a prediction or medical advice • Estimated levels for semaglutide and tirzepatide, from your own log and published half-lives. Estimated, not measured. • Vials: what the label says, the date and your notes, exactly as you wrote them TODAY See what's planned today. Log an entry as planned with one tap, or skip it, and your history stays complete. INJECTION SITES Pick a site as you log, and Peptly suggests the one you used longest ago, so rotating is easy. PRIVATE BY DESIGN No account to create. Your log stays on your iPhone or iPad. Peptly Pro is an auto-renewing subscription (weekly, monthly or yearly) or a one-time lifetime purchase; your region's price shows in the app before you buy. Payment is charged to your Apple ID account. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel them in your Apple ID account settings. Peptly is a personal record-keeping tool. It never calculates, suggests or recommends an amount to take, and it is not medical advice. Follow the directions of your healthcare provider. Terms of Use: https://thepeptly.com/terms/ Privacy Policy: https://thepeptly.com/privacy/

Screenshots

Peptide Tracker4 screens
Peptly4 screens

Verdict

The call

The clearest difference is ratings volume: Peptide Tracker at 442 against Peptly's 34. On price, rating, 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 Tracker sells 7 in-app purchases, starting at $0.99 per 7 days and Peptly sells 10 in-app purchases, starting at $0.99 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 Tracker against 4.8 for Peptly. That said, the two scores are not equally well evidenced: Peptide Tracker has 442 ratings behind it against 34, so its average is the more settled of the two.

UpkeepUpdate frequency

Peptide Tracker ships an update fortnightly, Peptly weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
Peptide Tracker versus Peptly: the parameters behind the verdict, then further details
ParameterPeptide TrackerPeptly
PriceFreeFree
Rating4.8 (442 ratings)4.8 (34 ratings) — better
Positive reviews77.4% of reviews—
Number of ratings442 — better34
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.6 — better
Further details — not scored
Size181 MB29 MB
Age rating4+12+
Developerkeinois OUBaris Bingor

Customer experience

Peptide Tracker

All ratings442 ratings
Positive95.2%
Neutral1.4%
Negative3.4%
Written reviews31 reviews
Positive77.4%
Neutral6.5%
Negative16.1%

Peptly

All ratings34 ratings
Positive97.1%
Neutral0.0%
Negative2.9%

In-app purchases

7 purchases

Peptide Tracker

Subscriptions7
  • 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 4 more
  • PepFlow PRO (Weekly)3 Days trial3 variants$3.997 Days
  • PepFlow PRO (Annual)3 Days trial$8.991 Year
  • PepFlow PRO (Monthly)3 Days trial$9.991 Month
  • PepFlow PRO (Annual)3 Days trial2 variants$29.991 Year
10 purchases

Peptly

Subscriptions7
  • Peptly Pro Weekly$0.997 Days
  • Peptly Pro Weekly7 Days trial$1.997 Days
  • Peptly Pro Weekly$2.997 Days
Show 4 more
  • Peptly Pro Weekly$4.997 Days
  • Peptly Pro Yearly$19.991 Year
  • Peptly Pro Yearly$29.991 Year
  • Peptly Pro Yearly$49.991 Year
One-time3
  • Peptly Pro Lifetime$29.99
  • Peptly Pro Lifetime$49.99
  • Peptly Pro Lifetime$79.99

Questions

Is Peptide Tracker free?
Peptide Tracker is free to download, with in-app purchases available.
Is Peptly free?
Peptly is free to download, with in-app purchases available.
Which has better reviews, Peptide Tracker or Peptly?
Peptly is rated higher. Peptide Tracker averages 4.8 out of 5 from 442 ratings, while Peptly averages 4.8 from 34 ratings.
Do Peptide Tracker or Peptly have ads?
Neither Peptide Tracker nor Peptly shows ads.
Which is updated more often, Peptide Tracker or Peptly?
Peptide Tracker ships an update fortnightly, and Peptly weekly. Most recently, Peptide Tracker was updated on November 4, 2026 and Peptly on November 5, 2026.

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