Comparison

Peptide Library and Tracker vs Nutralign

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

Nutralign

Features
Read full description

Optimize your supplement schedule with clarity. Nutralign is an AI-assisted supplement planning tool designed to help you organize and review your supplement routine. Instead of manually managing multiple vitamins, minerals, or performance supplements, Nutralign helps you structure your daily schedule and understand how supplements may interact within your routine. Nutralign helps you: • Organize supplement timing • Review potential supplement interactions • Generate suggested schedules for your review • Approve or reject any changes before they are applied Your supplements don’t just exist in a list — they become part of a structured daily plan. Whether you take a daily multivitamin or maintain a more advanced supplement routine, Nutralign helps bring clarity and structure to how your supplements fit into your day. Key Features • AI-assisted supplement schedule planning • Supplement interaction awareness • Review-before-apply schedule adjustments • Simple supplement management • Inventory tracking and refill reminders Built for people who want greater visibility and organization in their supplement routines. ____________________________________ Medical Disclaimer Nutralign provides informational insights related to supplements and wellness. The app does not provide medical advice and is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare professional before making health or supplement decisions.

Screenshots

Peptide Library and Tracker4 screens
Nutralign4 screens

Verdict

The call

The clearest difference is in-app purchases: Nutralign at none against Peptide Library and Tracker's 2. Peptide Library and Tracker's advantage is update cadence (every 10 days vs every 2 months). On price, ads, device support and iOS requirement 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. Nutralign asks for nothing beyond the download.

UpkeepUpdate frequency

Peptide Library and Tracker ships an update every 10 days, Nutralign every 2 months. Both last shipped on October 16, 2026.

Scorecard2 real differences · 8 level
Peptide Library and Tracker versus Nutralign: the parameters behind the verdict, then further details
ParameterPeptide Library and TrackerNutralign
PriceFreeFree
Rating4.7 (25 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings25 — better—
Update frequencyEvery 10 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.415.1 — better
Further details — not scored
Size78 MB31 MB
Age rating17+4+
DeveloperSuperfime LLCANGELO NICOLAS AQUINO REYES

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
None

Nutralign

No in-app purchases

Questions

Is Peptide Library and Tracker free?
Peptide Library and Tracker is free to download, with in-app purchases available.
Is Nutralign free?
Nutralign is free to download, with no in-app purchases.
Do Peptide Library and Tracker or Nutralign have ads?
Neither Peptide Library and Tracker nor Nutralign shows ads.
Which is updated more often, Peptide Library and Tracker or Nutralign?
Peptide Library and Tracker ships an update every 10 days, and Nutralign every 2 months. Most recently, Peptide Library and Tracker was updated on October 16, 2026 and Nutralign on October 16, 2026.

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