Peptide Tracker vs Peptly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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 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.
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.
- Instant reconstitution math
- Visual syringe guide
- Pre-loaded peptide profiles
- On-device dose log
- Smart dose reminders
- Save and reload protocols
- CSV export
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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
Verdict
The clearest difference is ads: Peptly at none against Peptide Tracker's shown. Peptide Tracker's advantage is ratings volume (141 vs 34). 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
Both are free to download. Peptide Tracker sells 12 in-app purchases, starting at $7.99 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.
On the App Store both sit at effectively the same score — 4.7 for Peptide Tracker against 4.8 for Peptly. Both are backed by a comparable volume of ratings — 141 and 34 respectively.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.
| Parameter | Peptide Tracker | Peptly |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (141 ratings) | 4.8 (34 ratings) — better |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 141 — better | 34 |
| Update frequency | Weekly | Weekly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.0 | 17.6 — better |
| Further details — not scored | ||
| Size | 42 MB | 29 MB |
| Age rating | 12+ | 12+ |
| Developer | Thomas Strathern | Baris Bingor |
Customer experience
Peptide Tracker
Peptly
In-app purchases
Peptide Tracker
- Premium Weekly3 Days trial$7.997 Days
- Premium Weekly$7.997 Days
- PepSync Weekly$7.997 Days
Show 7 moreShow fewer
- 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
- Premium Lifetime$39.99
- PepSync Lifetime$59.99
Peptly
- Peptly Pro Weekly$0.997 Days
- Peptly Pro Weekly7 Days trial$1.997 Days
- Peptly Pro Weekly$2.997 Days
Show 4 moreShow fewer
- Peptly Pro Weekly$4.997 Days
- Peptly Pro Yearly$19.991 Year
- Peptly Pro Yearly$29.991 Year
- Peptly Pro Yearly$49.991 Year
- Peptly Pro Lifetime$29.99
- Peptly Pro Lifetime$49.99
- Peptly Pro Lifetime$79.99








