Comparison

SHOTLOG vs Peptide Library and Tracker

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

Head to head
About

SHOTLOG

This app helps users meticulously track peptide protocols for weight loss and biohacking. It offers features like dose reminders, unit calculations, inventory management, and progress monitoring through charts and photos. Users can log nutrition, side effects, and export data for healthcare providers.

Highlights
  • Customizable peptide protocol creation
  • Dose calculation (mg, mcg, IU to units)
  • Vial inventory and dose tracking
  • Intelligent dose reminders
  • Automatic injection site rotation
  • Weight, measurement, and progress photo tracking
  • Nutrition and side effect logging
  • Data export for healthcare providers
Features
Read full description

SHOTLOG - Peptide Tracker for Biohackers Track your biohacking protocol with precision. SHOTLOG helps you never miss a dose, calculate exact syringe units, and monitor your transformation - all in one powerful app built for serious peptide users. SMART PROTOCOL MANAGEMENT - Create custom protocols for any peptide or medication - Built-in calculator converts mg, mcg, and IU to syringe units instantly - Track vial inventory and remaining doses - Support for titration schedules and rest periods NEVER MISS A DOSE Intelligent reminders keep your biohacking protocol on track. Log doses with one tap, rotate injection sites automatically, and see your complete medication history at a glance. TRACK YOUR TRANSFORMATION - Weight trends with visual charts - Body measurements and progress photos - Nutrition logging (protein, fat, calories, water) - Side effects and wellness journal SEE THE FULL PICTURE Your logbook brings all your biohacking data together. Spot patterns, identify what works, and make informed decisions about your protocol. Export detailed reports to share with your healthcare provider. WORKS WITH ANY PROTOCOL GLP-1s, BPC-157, NAD+, Sermorelin, GLOW, KLOW, and more. Whether you're optimizing for weight management, recovery, or performance - SHOTLOG adapts to your biohacking goals. QUESTIONS? Reach us anytime at support@shotlogapp.com --- PREMIUM SUBSCRIPTION SHOTLOG Premium unlocks all tracking features and advanced analytics. Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Manage subscriptions and turn off auto-renewal in Settings > [Your Name] > Subscriptions. HEALTH DISCLAIMER SHOTLOG is a personal tracking and organizational tool. It does not provide medical advice, diagnosis, or treatment recommendations. Always consult a qualified healthcare provider before starting, changing, or stopping any medication or peptide protocol. Terms of Service: https://www.shotlogapp.com/terms-and-conditions/ Privacy Policy: https://www.shotlogapp.com/privacy-policy

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

Screenshots

SHOTLOG4 screens
Peptide Library and Tracker4 screens

Verdict

The call

The clearest difference is review sentiment: Peptide Library and Tracker at 83% against SHOTLOG's 31%. Peptide Library and Tracker also leads on monetization model (free vs freemium). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SHOTLOG sells 8 in-app purchases, starting at $0.99 per month and Peptide Library and Tracker sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

SHOTLOG ships an update fortnightly, Peptide Library and Tracker every 10 days. The most recent releases landed on September 11, 2026 and September 12, 2026 respectively.

Scorecard2 real differences · 8 level
SHOTLOG versus Peptide Library and Tracker: the parameters behind the verdict, then further details
ParameterSHOTLOGPeptide Library and Tracker
PriceFreeFree
Rating—4.6 (20 ratings) — better
Positive reviews30.8% of reviews83.3% of reviews — better
Number of ratings—20 — better
Update frequencyFortnightlyEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size53 MB58 MB
Age rating4+17+
DeveloperRoboCFI LLCSuperfime LLC

Customer experience

SHOTLOG

Written reviews13 reviews
Positive30.8%
Neutral7.7%
Negative61.5%

Peptide Library and Tracker

All ratings20 ratings
Positive90.0%
Neutral5.0%
Negative5.0%
Written reviews6 reviews
Positive83.3%
Neutral16.7%
Negative0.0%

In-app purchases

8 purchases

SHOTLOG

Subscriptions8
  • No Ads$0.991 Month
  • Basic$1.991 Month
  • Pro Monthly$2.991 Month
Show 5 more
  • Premium Monthly1 Month trial$4.991 Month
  • Premium Monthly$4.991 Month
  • Premium Yearly1 Month trial$34.991 Year
  • Premium Annually$34.991 Year
  • Pro Yearly$34.991 Year
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

Questions

Is SHOTLOG free?
SHOTLOG is free to download, with in-app purchases available.
Is Peptide Library and Tracker free?
Peptide Library and Tracker is free to download, with in-app purchases available.
Do SHOTLOG or Peptide Library and Tracker have ads?
Neither SHOTLOG nor Peptide Library and Tracker shows ads.
Which is updated more often, SHOTLOG or Peptide Library and Tracker?
SHOTLOG ships an update fortnightly, and Peptide Library and Tracker every 10 days. Most recently, SHOTLOG was updated on September 11, 2026 and Peptide Library and Tracker on September 12, 2026.

Other comparisons