Comparison

Peptide Library and Tracker vs Smart 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 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

Smart Peptide Tracker

Manage supplement inventory, schedule routines, and track personal progress with a comprehensive research companion. Features include a reconstitution calculator, visual progress charts, and site rotation planning. Offers optional cloud sync and PIN encryption for privacy.

Highlights
  • Inventory management with reconstitution calculator
  • Customizable schedules and push notification reminders
  • One-tap logging and backfilling up to 14 days
  • Progress tracking with charts and photos
  • Stack analysis for compatibility and overlap
  • Visual site rotation planner
  • Cycle planner and cost tracker
Features
Read full description

Smart Peptide Tracker is your all-in-one research companion for managing inventory, scheduling routines, and tracking personal progress. INVENTORY MANAGEMENT Track your supplies across their full inventory cycle. See remaining amounts at a glance with visual indicators. Support for individual items, custom blends, and opened or unopened items. SCHEDULES & REMINDERS Create recurring schedules: daily, twice daily, every other day, 5x weekly, weekly, and more. Set push notification reminders so you never miss an entry. Pause and resume schedules anytime. CALENDAR & LOGGING Log entries with one tap from your daily view. Backfill up to 14 days for missed entries. View running stats by day, week, month, or year. REFERENCE LIBRARY Browse 100+ compounds with published reference information and 27+ popular blend formulations. PROGRESS TRACKING (Premium) Chart your weight, mood, and energy over time with beautiful SVG charts. Log progress photos and compare them side-by-side. Set goals and visualize your trends across custom time ranges. STACK ANALYZER (Premium) See how the items in your stack are organized by category with a visual radar chart. ADDITIONAL TOOLS - Cycle planner with on/off week scheduling and visual progress bars - Spending records by item and supplier, with multi-currency support - Full data import/export (JSON) PRIVACY FIRST Your data is stored locally on your device. Optional PIN encryption keeps it private. Cloud sync is available but entirely optional. No third-party tracking or analytics beyond basic crash reporting. This app is a personal organization and logging tool. It does not provide medical advice or recommendations of any kind and all medical decisions should be done with a medical professional. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Peptide Library and Tracker4 screens
Smart Peptide Tracker4 screens

Verdict

The call

The clearest difference is monetization model: Peptide Library and Tracker at free against Smart Peptide Tracker's freemium. Smart Peptide Tracker's advantage is ratings volume (166 vs 25) and update cadence (every 5 days vs every 10 days). On price, rating, review sentiment 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 Library and Tracker sells 2 in-app purchases, starting at $4.99 per month and Smart Peptide Tracker sells 11 one-off in-app purchases. 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 — 4.7 for Peptide Library and Tracker against 4.7 for Smart Peptide Tracker. That said, the two scores are not equally well evidenced: Smart Peptide Tracker has 166 ratings behind it against 25, so its average is the more settled of the two. Written reviews are what separate them: 86% of Peptide Library and Tracker's written reviews are positive against 87% of Smart Peptide Tracker's.

UpkeepUpdate frequency

Peptide Library and Tracker ships an update every 10 days, Smart Peptide Tracker every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
Peptide Library and Tracker versus Smart Peptide Tracker: the parameters behind the verdict, then further details
ParameterPeptide Library and TrackerSmart Peptide Tracker
PriceFreeFree
Rating4.7 (25 ratings)4.7 (166 ratings) — better
Positive reviews85.7% of reviews87.0% of reviews — better
Number of ratings25166 — better
Update frequencyEvery 10 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFreemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size78 MB114 MB
Age rating17+17+
DeveloperSuperfime LLCSean Hussain

Customer experience

Peptide Library and Tracker

All ratings25 ratings
Positive92.0%
Neutral4.0%
Negative4.0%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

Smart Peptide Tracker

All ratings165 ratings
Positive93.9%
Neutral2.4%
Negative3.6%
Written reviews23 reviews
Positive87.0%
Neutral8.7%
Negative4.3%

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
11 purchases

Smart Peptide Tracker

One-time11
  • Peak 3-day TrialFree
  • Ai Question Pack (20 questions)$4.99
  • Partner Add-on$9.99
Show 8 more
  • Extra Partner Add-on$9.99
  • Premium Lifetime - Discount$14.99
  • Partner Biomarkers Add-on$14.99
  • Biomarkers Add-on$14.99
  • Premium Lifetime$19.99
  • Partner Mode+$19.99
  • Peak$29.99
  • Elite$39.99

Questions

Is Peptide Library and Tracker free?
Peptide Library and Tracker is free to download, with in-app purchases available.
Is Smart Peptide Tracker free?
Smart Peptide Tracker is free to download, with in-app purchases available.
Which has better reviews, Peptide Library and Tracker or Smart Peptide Tracker?
Smart Peptide Tracker is rated higher. Peptide Library and Tracker averages 4.7 out of 5 from 25 ratings, while Smart Peptide Tracker averages 4.7 from 166 ratings.
Do Peptide Library and Tracker or Smart Peptide Tracker have ads?
Neither Peptide Library and Tracker nor Smart Peptide Tracker shows ads.
Which is updated more often, Peptide Library and Tracker or Smart Peptide Tracker?
Peptide Library and Tracker ships an update every 10 days, and Smart Peptide Tracker every 5 days. Most recently, Peptide Library and Tracker was updated on October 24, 2026 and Smart Peptide Tracker on October 25, 2026.

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