Comparison

Peptide Library and Tracker vs PeptideOS+

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

Head to head
About

Peptide Library and Tracker

This app serves as a comprehensive guide and lab assistant for peptide research. It offers a detailed peptide library, dose calculation tools, and advanced tracking features for logging, inventory management, and protocol adherence. Users can also access educational content and community Q&A to enhance their research workflow.

Highlights
  • Comprehensive Peptide Library & Database
  • Advanced Peptide Dose Calculator
  • Smart Tracking & Calendar View
  • Lab Inventory Management
  • Protocol Tracking & Lab Assistant
  • Integrated Peptide Education
Features
Read full description

Peptide Tracker and Library The all-in-one peptide calculator, peptide tracker, and research library for protocols, inventory, and precise dosing. Calculate, log, and stay consistent — in one research tool. PEPTIDE CALCULATOR Convert mg, mcg, and IU. Calculate reconstitution, vial concentration, injection volume, and multi-peptide stacks. Save recent calculations for the next session. PEPTIDE TRACKER Log every dose with time and notes. Set schedules and reminders. Use the calendar to review cycles, streaks, and missed doses. Track symptoms and journal entries alongside each protocol. INVENTORY See how much is left in each vial, capsule, or spray. Get low-stock and reorder alerts. Inventory updates when you log a dose. RESEARCH LIBRARY Browse a peptide database with protocols, mechanisms, reconstitution notes, PubMed references, and molecular data. Open Peptide School courses, guides, and FAQs when you want structured learning. VENDOR PRICES Search supported vendors, compare price per mg, check stock, and unlock available discounts — without leaving the app. PROGRESS Log weight, body composition, and progress photos. Charts show how your research notes change over time. BUILT FOR RESEARCH WORKFLOWS Fast search. Offline use. Optional account sync. Local-first storage. For research and educational purposes only. Not medical advice. Not for human consumption. Consult a qualified professional before any protocol. Subscription Information Pro Monthly — $5.99/month Pro Yearly — $49.99/year Subscription auto-renews unless turned off 24 hours before the end of the current period. Manage subscriptions in your App Store account settings. Privacy Policy: https://peptidelibrary.app/privacy EULA: https://peptidelibrary.app/terms

About

PeptideOS+

Read full description

PeptideOS+ is the privacy-first app for tracking peptide protocols. No account. No email. Everything stays on your device or syncs under an anonymous handle. Designed for peptide researchers, biohackers, and health optimizers who value discretion. FEATURES YOUR DATA STAYS YOURS No name. No email. No phone number. Your identity is a randomly generated handle. Progress photos never leave your device. Sign in with Apple uses Hide My Email by default. We built PeptideOS+ so you don't have to choose between tracking your protocols and protecting your privacy. TRACK EVERY PROTOCOL Log doses, track injection site rotation, set reminders, and monitor compliance — all synced to your real schedule. Whether you're running one peptide or a full stack, your protocol tab keeps everything organized. 80+ PEPTIDE DATABASE Clinical protocols, typical dose ranges, half-lives, stacking notes, side-effect profiles, and research summaries for over 80 peptides. Browse by category (healing, weight management, cognitive, longevity, and more) or search by name, goal, or symptom. Updated continuously. RECONSTITUTION CALCULATOR Enter your vial size, BAC water volume, and desired dose — get the exact syringe units instantly. Visual syringe diagram shows exactly where to draw. No more mental math. ANONYMOUS COMMUNITY Real users sharing real protocols and real results. No names, no DMs, no drama. Ask questions, share progress updates, review vendors, and browse protocol shares — all under a randomly assigned handle. Community content is screened for safety before publication. AI ASSISTANT Ask questions about peptides, protocols, interactions, and reconstitution. Powered by Claude, tuned to the peptide domain. Every response includes a medical disclaimer — we're an information assistant, not a doctor. PROGRESS TRACKING Wellness score combining compliance, sleep quality, and subjective wellbeing. Daily check-ins, streak tracking, and trend visualization help you see what's working over time. PEPTIDEOS+ PRO Free tier includes the full database, calculator, 1 protocol, and 3 AI queries/day. Pro ($9.99/mo or $69.99/yr) unlocks unlimited protocols, unlimited AI, lab result tracking, community posting, progress photos, and data export. Privacy policy: https://flaritos.github.io/PeptideOS/privacy-policy.html Terms of use: https://flaritos.github.io/PeptideOS/terms.html Subscriptions auto-renew. Cancel anytime in your Apple ID settings. IMPORTANT PeptideOS+ is an information and tracking tool. It is not a substitute for medical advice, diagnosis, or treatment. Always consult your healthcare provider before starting any peptide protocol. The app does not sell, prescribe, or dispense peptides.

Screenshots

Peptide Library and Tracker4 screens
PeptideOS+4 screens

Verdict

The call

The clearest difference is update cadence: PeptideOS+ at every 4 days against Peptide Library and Tracker's every 10 days. On price, ads, in-app purchases and device support 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 Library and Tracker sells 2 in-app purchases, starting at $4.99 per month and PeptideOS+ sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Peptide Library and Tracker ships an update every 10 days, PeptideOS+ every 4 days. Both last shipped on October 24, 2026.

Scorecard1 real difference · 9 level
Peptide Library and Tracker versus PeptideOS+: the parameters behind the verdict, then further details
ParameterPeptide Library and TrackerPeptideOS+
PriceFreeFree
Rating4.7 (25 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings25 — better—
Update frequencyEvery 10 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.4 — better17.0
Further details — not scored
Size78 MB6 MB
Age rating17+12+
DeveloperSuperfime LLCZACHARY CANCIANO GOLD

In-app purchases

2 purchases

Peptide Library and Tracker

Subscriptions2
  • Peptide Library Pro Monthly7 Days trial$4.991 Month
  • Peptide Library Pro Yearly7 Days trial$39.991 Year
2 purchases

PeptideOS+

Subscriptions2
  • Pro Monthly7 Days trial$9.991 Month
  • Pro Yearly7 Days trial$69.991 Year

Questions

Is Peptide Library and Tracker free?
Peptide Library and Tracker is free to download, with in-app purchases available.
Is PeptideOS+ free?
PeptideOS+ is free to download, with in-app purchases available.
Do Peptide Library and Tracker or PeptideOS+ have ads?
Neither Peptide Library and Tracker nor PeptideOS+ shows ads.
Which is updated more often, Peptide Library and Tracker or PeptideOS+?
Peptide Library and Tracker ships an update every 10 days, and PeptideOS+ every 4 days. Most recently, Peptide Library and Tracker was updated on October 24, 2026 and PeptideOS+ on October 24, 2026.

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