Comparison

Bio Log Peptide Journal vs PepTrack

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

Head to head
About

Bio Log Peptide Journal

This app provides a private journal for tracking peptides, compounds, and related health data. It helps organize schedules, vial notes, labs, and progress with AI-powered insights. It is for personal tracking and informational purposes only.

Highlights
  • Peptide and compound tracking
  • Dose logs and history
  • Schedule reminders
  • Vial and inventory notes
  • Side effect tracking
  • Lab and biomarker logging
  • Progress photos and notes
  • AI summaries and insights
Read full description

Bio Lab is a private peptide journal for people who want a clean way to track profiles, schedules, vial notes, reminders, labs, photos, side effects, and progress. Bio Log Membership is $3.99/month and unlocks the full app, including Bio Log AI. Use Bio Lab to track: - Peptides and compounds - Dose logs and history - Schedule reminders - Vial, lot, source, and inventory notes - Reconstitution notes and manual draw notes - Injection or usage sites - Side effects and symptoms - Labs and biomarkers - Progress photos and notes - AI summaries and insights from your own entries Bio Log AI can help organize your records, summarize logs, turn messy notes into clearer entries, explain app data in plain English, and help you review patterns in your journal. Bio Lab is for personal tracking, organization, and informational purposes only. It does not provide medical advice, diagnosis, treatment, dosing instructions, recommendations, peptide sourcing, or advice about what to take. AI-generated content may be incomplete or inaccurate and should not be used as medical guidance. Always consult a qualified healthcare professional before making decisions about medications, peptides, supplements, or research compounds. Subscription: Bio Log Membership Monthly is an auto-renewable monthly subscription for $3.99/month. It unlocks all app features, including peptide tracking, reminders, labs, inventory, photos, insights, and AI. Payment is charged to your Apple ID and renews monthly until canceled. You can manage or cancel anytime in App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://biolog-ai-backend.vercel.app/api/privacy

About

PepTrack

Features
Read full description

PepTrack helps you organize personal peptide-related notes and explore educational reference content in one private, easy-to-use app. PERSONAL RECORDS Create and manage records using information you already have. Keep names, notes, dates, and inventory details organized in one place. ROUTINE ORGANIZATION Organize routines that you enter manually and review your saved activity history. PepTrack does not create routines, recommend amounts, or provide treatment guidance. EDUCATIONAL LIBRARY Browse concise educational reference pages covering research context, available evidence, safety notes, and source links. HISTORY AND INSIGHTS Review your records and activity history to keep your personal information organized over time. PRIVATE BY DESIGN Your records are stored locally on your device. No account is required. PEPTRACK PRO Upgrade to PepTrack Pro for: • Unlimited records • Full activity history • Vial notes • Calendar view • Inventory organization • Additional record-management features IMPORTANT PepTrack is intended only for personal record keeping and educational reference. It is not a medical device and does not provide medical advice, diagnosis, dosage guidance, medication calculations, or treatment recommendations. Always follow guidance from a qualified healthcare professional. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current subscription period. You can manage or cancel subscriptions in your Apple Account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Bio Log Peptide Journal4 screens
PepTrack4 screens

Verdict

The call

Bio Log Peptide Journal and PepTrack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Bio Log Peptide Journal sells 1 in-app purchase, starting at $3.99 per month and PepTrack sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

ScorecardNo meaningful differences
Bio Log Peptide Journal versus PepTrack: the parameters behind the verdict, then further details
ParameterBio Log Peptide JournalPepTrack
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.0 — better17.6
Further details — not scored
Size4 MB2 MB
Age rating12+17+
Developeralexander rieger星燃 余

In-app purchases

1 purchases

Bio Log Peptide Journal

Subscriptions1
  • Bio Log Membership$3.991 Month
3 purchases

PepTrack

Subscriptions3
  • Peptide Log Pro (Weekly)$2.997 Days
  • Peptide Log Pro (Monthly)$7.991 Month
  • Peptide Log Pro (Yearly)3 Days trial$49.991 Year

Questions

Is Bio Log Peptide Journal free?
Bio Log Peptide Journal is free to download, with in-app purchases available.
Is PepTrack free?
PepTrack is free to download, with in-app purchases available.
Do Bio Log Peptide Journal or PepTrack have ads?
Neither Bio Log Peptide Journal nor PepTrack shows ads.
Which is updated more often, Bio Log Peptide Journal or PepTrack?
Bio Log Peptide Journal ships an update every 2 weeks, and PepTrack every 2 weeks. Most recently, Bio Log Peptide Journal was updated on October 2, 2026 and PepTrack on October 8, 2026.

Other comparisons