The Peptide App vs PeptideBros
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Peptide App
This app helps you manage your peptide vials, create custom schedules with reminders, and track your progress with various health metrics. It also includes a peptide library for research and vendor price comparisons. All features are free to use.
- Manual vial tracking with photos and notes
- Customizable schedules and reminders
- Protocol and stack organization
- Peptide library and research resources
- Progress tracking for health metrics
- Vendor price comparison
Read full descriptionHide full description
The Peptide App brings your vial records, schedules, reminders, research, and progress together. Every feature is free, with no subscription. Manual vial tracking Keep a personal record of each vial, including its name, label text, photo, supplier, lot, dates, and notes. Choose its status yourself and add dated activity entries. Your records reflect the information you enter. Schedules and reminders Create your own schedule using information you already have. Set your own times, receive reminders, and log, reschedule, or skip an entry. Start a schedule from a vial's name, then review your entries before saving. Protocols and stacks Organize multiple items and keep their schedules together. Peptide library and research Explore educational peptide information and source references. Keep topics you want to discuss with your healthcare provider close at hand. Progress tracking Record weight, body measurements, sleep, energy, mood, recovery, lab markers, and other metrics that matter to you. Add progress photos and review check-ins over time. Vendor prices Browse vendor pricing alongside peptide information. Private by default Your records and photos are yours. We don't sell your data, and you can delete your account anytime. The Peptide App is for educational and informational purposes only and is not medical advice. Always consult a qualified healthcare provider about medication and treatment decisions. By using The Peptide App you consent to the standard App Store End User License Agreement. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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.
- 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
Read full descriptionHide 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
Verdict
The clearest difference is in-app purchases: The Peptide App at none against PeptideBros's 2. The Peptide App also leads on update cadence (every 5 days vs every 3 weeks) and ratings volume (117 vs 5). PeptideBros's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 90%). 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
Both are free to download. PeptideBros sells 2 in-app purchases, starting at $4.99 per month. The Peptide App asks for nothing beyond the download.
PeptideBros holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: The Peptide App has 117 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 90% of The Peptide App's written reviews are positive against 100% of PeptideBros's.
The Peptide App ships an update every 5 days, PeptideBros every 3 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.
| Parameter | The Peptide App | PeptideBros |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (117 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 90.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 117 — better | 5 |
| Update frequency | Every 5 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 92 MB | 44 MB |
| Age rating | 17+ | 4+ |
| Developer | The Peptide App LLC | Adam Farrar |
Customer experience
The Peptide App
PeptideBros
In-app purchases
The Peptide App
No in-app purchases
PeptideBros
- Lab Notebook Monthly$4.991 Month
- Lab Notebook (Annual)$39.991 Year
Questions
Is The Peptide App free?
Is PeptideBros free?
Which has better reviews, The Peptide App or PeptideBros?
Do The Peptide App or PeptideBros have ads?
Which is updated more often, The Peptide App or PeptideBros?
Other comparisons















