Comparison

Smart Peptide Tracker vs PeptideBros

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

Head to head
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 supplement inventory, scheduling routines, and tracking personal progress. INVENTORY MANAGEMENT Track your supplies with a built-in reconstitution calculator. Monitor remaining amounts with visual syringe indicators. Support for individual items, custom blends, and partially used vials. 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 general 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) Analyze your current stack for compatibility and overlap. Visual radar chart shows mechanism coverage across categories. Get smart recommendations to fill gaps. SITE ROTATION Visual body map with front and back views. The app auto-suggests your next site based on recent history for balanced rotation. ADDITIONAL TOOLS - Cycle planner with on/off week scheduling and visual progress bars - Cost tracker with per-vial, per-dose analytics and multi-currency support - Smart suggestions for synergy detection - 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.

About

PeptideBros

This app helps researchers meticulously track peptide injection protocols, log doses, and monitor progress. It offers features like custom protocol creation, automated injection site rotation, and streak tracking for motivation. An integrated encyclopedia provides factual information on common research peptides.

Highlights
  • Custom peptide protocol creation
  • Automated injection site rotation
  • Dose logging with site and feeling score
  • Streak tracking for motivation
  • Adherence rate and pattern analytics
  • Research peptide encyclopedia
  • Journaling and notes
Features
Read full description

PeptideBros is the #1 research peptide tracker for managing injection protocols, logging doses, and monitoring your progress over time. Built by researchers, for researchers. Whether you're tracking BPC-157, TB-500, GLP-1, or any other research peptide, PeptideBros gives you a simple, focused tool to stay consistent, organized, and informed. PEPTIDE PROTOCOL MANAGEMENT Create custom peptide protocols with your preferred dose, frequency, and schedule. Support for daily dosing, custom patterns (e.g. Mon/Wed/Fri), and interval-based schedules. Set your start date and let the app handle the rest. INJECTION LOGGING Log every injection in seconds — dose, injection site, feeling score, and notes. The app automatically rotates through your injection sites and tracks which site is next. Never lose track of where you injected last. STREAK TRACKING Stay motivated with automatic streak counting. Complete your scheduled doses and watch your streak grow. Miss a day and it resets — keeping you accountable to your protocol. ADHERENCE & ANALYTICS See your adherence rate across any time period. Understand your patterns with clear stats — daily, weekly, and monthly views. Track how consistently you're following your peptide protocol. INJECTION SITE MANAGEMENT Manage all your injection sites — abdomen, flanks, thighs, and more. The app tracks rotation automatically and shows your site history. No more guessing where to inject next. PEPTIDE ENCYCLOPEDIA Reference common research peptides directly in the app. Learn about mechanisms of action, typical dosing ranges, and half-lives. All reference material, no medical advice — just the facts. JOURNAL & NOTES Keep a daily journal alongside your tracking. Log how you're feeling, note any side effects, and build a personal record of your research experience over time. FREE TO START Create your first peptide protocol and start tracking immediately — no credit card required. The free tier includes one protocol, a 30-day journal, and basic analytics. LAB NOTEBOOK — UNLOCK EVERYTHING Upgrade to Lab Notebook for the full experience: • Unlimited peptide protocols and stacks • Extended journal history • Advanced analytics and adherence insights • Full peptide encyclopedia access • Data export (CSV) • HealthKit integration (steps & sleep alongside your logs) Lab Notebook is available as a monthly or annual subscription. Annual saves 33%. PRIVACY & SECURITY Your data is yours. No ads. No selling data to third parties. End-to-end encrypted with Supabase. Account deletion available at any time from Settings. IMPORTANT DISCLAIMER PeptideBros is a data tracking and journaling tool. It does not provide medical advice, dosing recommendations, or treatment guidance. Always consult a qualified healthcare professional before starting any peptide protocol. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Smart Peptide Tracker4 screens
PeptideBros4 screens

Verdict

The call

The clearest difference is rating: PeptideBros at 5.0 against Smart Peptide Tracker's 4.7. PeptideBros also leads on review sentiment (100% vs 86%). Smart Peptide Tracker's advantage is update cadence (every 5 days vs every 3 weeks) and ratings volume (162 vs 5). On price, ads, in-app purchases and monetization model 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. Smart Peptide Tracker sells 11 one-off in-app purchases and PeptideBros sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PeptideBros holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Smart Peptide Tracker has 162 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 86% of Smart Peptide Tracker's written reviews are positive against 100% of PeptideBros's.

UpkeepUpdate frequency

Smart Peptide Tracker ships an update every 5 days, PeptideBros every 3 weeks. The most recent releases landed on October 20, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
Smart Peptide Tracker versus PeptideBros: the parameters behind the verdict, then further details
ParameterSmart Peptide TrackerPeptideBros
PriceFreeFree
Rating4.7 (162 ratings)5.0 (5 ratings) — better
Positive reviews86.4% of reviews100.0% of reviews — better
Number of ratings162 — better5
Update frequencyEvery 5 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size114 MB44 MB
Age rating17+4+
DeveloperSean HussainAdam Farrar

Customer experience

Smart Peptide Tracker

All ratings162 ratings
Positive93.8%
Neutral2.5%
Negative3.7%
Written reviews22 reviews
Positive86.4%
Neutral9.1%
Negative4.5%

PeptideBros

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

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
2 purchases

PeptideBros

Subscriptions2
  • Lab Notebook Monthly$4.991 Month
  • Lab Notebook (Annual)$39.991 Year

Questions

Is Smart Peptide Tracker free?
Smart Peptide Tracker is free to download, with in-app purchases available.
Is PeptideBros free?
PeptideBros is free to download, with in-app purchases available.
Which has better reviews, Smart Peptide Tracker or PeptideBros?
PeptideBros is rated higher. Smart Peptide Tracker averages 4.7 out of 5 from 162 ratings, while PeptideBros averages 5.0 from 5 ratings.
Do Smart Peptide Tracker or PeptideBros have ads?
Neither Smart Peptide Tracker nor PeptideBros shows ads.
Which is updated more often, Smart Peptide Tracker or PeptideBros?
Smart Peptide Tracker ships an update every 5 days, and PeptideBros every 3 weeks. Most recently, Smart Peptide Tracker was updated on October 20, 2026 and PeptideBros on October 2, 2026.

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