Comparison

PepX vs Pepp AI

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

Head to head
About

PepX

Features
Read full description

Keep every peptide and compound protocol organized in one private place — built for people who want a real system of record for their own tracking, not a generic pill reminder. PepX is a personal tracking journal that lives entirely on your device. Build your protocols, log each dose, run the reconstitution math, and watch your progress over time. No account. No login. No cloud. Just your data, on your phone. WHY PEPX • Purpose-built for peptides and compounds — not a one-size-fits-all habit tracker • Everything in one place: protocols, doses, inventory, bloodwork, body metrics, and photos • Private by design: your records stay on your device, protected by Face ID / Touch ID • Works fully offline — nothing to sign up for TRACK EVERY DOSE • Build multi-compound protocols with schedules, titration steps, and on/off cycling • Log doses fast — mark taken, skipped, late, or missed, and edit anytime • Discreet reminders that never reveal what you're tracking unless you choose to • Injection-site rotation with an interactive body map and next-site rotation reminders based on your own log DO THE MATH, NOT THE GUESSWORK • A general reconstitution & concentration calculator — does the math on the values you enter (no dose recommendations, not medical advice) • Convert between concentration, volume, and syringe units • Save and reuse your own calculations • Visualize estimated compound levels over time from published half-lives • A built-in reference list of compounds for your own record-keeping — for general information only, not medical advice — plus add your own entries SEE YOUR PROGRESS • Weight, body composition, vitals, sleep, hydration, and nutrition • Daily check-ins for mood, energy, sleep quality, and how you feel • Progress photos with side-by-side comparison and charts • Bloodwork and lab tracking with reference ranges over time NATIVE TO YOUR iPHONE • Home Screen and Lock Screen widgets for your next dose • Apple Watch companion to view and log doses from your wrist • Control Center, Action Button, and Siri shortcuts to log in a tap • Optional Apple Health sync across weight, body comp, vitals, activity, nutrition, hydration, sleep, and mindful minutes YOURS TO KEEP — OR DELETE • Export a clean PDF or CSV to share with your healthcare provider • Permanently erase all of your data, anytime, with one action • Available in English, Português, and Español PepX is a personal tracking and logging journal. It does not provide medical advice, diagnosis, or treatment, and it does not sell, supply, or recommend any substance. Always consult a qualified healthcare professional before starting, changing, or stopping anything. Download PepX and log your first dose today.

About

Pepp AI

Track peptide doses, log wellness metrics, and access a research library. Features AI-powered meal and body scans, personalized insights, and a private system for researchers.

Highlights
  • Peptide dose logging with injection site tracking
  • AI-powered meal and body composition analysis
  • Wellness tracking (sleep, mood, weight, bloodwork)
  • Research library with 75+ peptide profiles
  • Vial inventory management and reconstitution calculator
  • Exportable PDF reports for healthcare providers
Features
Read full description

Pepp AI is the all-in-one peptide tracking and wellness app built for serious researchers. Replace scattered notes and spreadsheets with one clean, private system designed for consistency. DOSE TRACKING - Log every dose with injection site, amount, and notes - Interactive body map tracks rotation sites - Medication level curve shows where you are in your dosing window - Schedule doses and never miss a protocol AI-POWERED FEATURES - Meal Scan — photograph any meal for instant macro breakdown - Body Scan — AI estimates body composition from a photo - AI Insights — personalized correlations across all your data - Pepp Bot — educational AI assistant for peptide research WELLNESS TRACKING - Bloodwork tracker with color-coded reference ranges and trend charts - Sleep tracker with weekly charts and monthly heatmaps - Progress photos with side-by-side comparison - Weight tracking with trend analysis - Daily check-ins for energy, mood, and sleep quality - Side effects log with severity ratings - Workout tracker RESEARCH LIBRARY - 75+ peptide profiles with mechanisms, half-lives, and research notes - Peptide interaction checker for compatibility and timing - Pep Learn — guided lessons with quizzes and XP rewards - Verified creator protocols from experienced researchers ORGANIZED & PRIVATE - Full inventory management with vial tracking and expiry alerts - Reconstitution calculator for precise syringe measurements - Export detailed PDF reports to share with your healthcare provider - Encrypted data accessible only to you - Optional biometric lock IMPORTANT DISCLAIMER Pepp AI is not a medical device and does not provide medical advice, diagnosis, treatment recommendations, or dosing instructions. All features are for personal record-keeping and educational reference only. Always consult a qualified healthcare professional before starting any protocol. Terms of Use: https://peppai.carrd.co | Privacy Policy: https://peppai.carrd.co Pepp AI Pro subscription required to access all features ($9.99/month or $39.99/year).

Screenshots

PepX4 screens
Pepp AI4 screens

Verdict

The call

The clearest difference is in-app purchases: PepX at none against Pepp AI's 2. PepX also leads on iOS requirement (16.0 vs 18.0). On price, ads and device support 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. Pepp AI sells 2 in-app purchases, starting at $9.99 per month. PepX asks for nothing beyond the download.

Scorecard2 real differences · 7 level
PepX versus Pepp AI: the parameters behind the verdict, then further details
ParameterPepXPepp AI
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequency—Every 3 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS16.0 — better18.0
Further details — not scored
Size130 MB12 MB
Age rating4+17+
DeveloperVinicius Ramos PintoMarius Ferraro

In-app purchases

None

PepX

No in-app purchases

2 purchases

Pepp AI

Subscriptions2
  • Pepp Ai Monthly$9.991 Month
  • Pepp Ai yearly3 Days trial$39.991 Year

Questions

Is PepX free?
PepX is free to download, with no in-app purchases.
Is Pepp AI free?
Pepp AI is free to download, with in-app purchases available.
Do PepX or Pepp AI have ads?
Neither PepX nor Pepp AI shows ads.

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