Comparison

Peptide Library and Tracker vs Dosebook

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

Head to head
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

About

Dosebook

This app helps organize research-focused routines with a peptide calculator and logbook. It assists with reconstitution math, logging doses, tracking inventory, and exploring a peptide reference library.

Highlights
  • Peptide reconstitution calculator
  • Dose and shot logbook
  • Active-level timeline estimation
  • Inventory tracking
  • Peptide reference library
  • Premium pro tools
Features
Read full description

Dosebook: Peptide Tracker is a polished peptide calculator and logbook for organizing research-focused routines. Built for fast reconstitution math and clean shot logging. Calculate vial concentration from peptide amount and diluent volume, save repeat setups, log dose entries, review active-level estimates based on published half-life assumptions, track inventory, and explore a conservative peptide reference library. What you can do in Dosebook: - Run peptide reconstitution calculator math with beginner-friendly guidance - Keep a dose and shot logbook for entries, notes, stacks, and routine history - View an active-level timeline that estimates remaining amount from your logged entries - Track inventory for vials, supplies, and saved calculator setups - Search the peptide library by compound, alias, goal, topic, and reference notes - Review peptide profiles with half-life notes, caution prompts, and source links - Unlock premium pro tools for deeper reference and tracking workflows Dosebook is for educational and informational purposes only. It is not a medical device, diagnostic tool, treatment app, dosing protocol, or professional medical advice. Dosebook does not tell you what to take or how much to take. Verify calculations independently and consult a licensed clinician before making medical decisions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dosebook-legal.pages.dev/privacy-policy/

Screenshots

Peptide Library and Tracker4 screens
Dosebook3 screens

Verdict

The call

The clearest difference is update cadence: Dosebook at daily against Peptide Library and Tracker's every 10 days. Dosebook also leads on rating (5.0 vs 4.7) and review sentiment (100% vs 86%). Peptide Library and Tracker's advantage is monetization model (free vs freemium) and ratings volume (25 vs 7). On price, ads, in-app purchases 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. Peptide Library and Tracker sells 2 in-app purchases, starting at $4.99 per month and Dosebook sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Dosebook holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 25 and 7 respectively. Written reviews point the same way: 86% of Peptide Library and Tracker's written reviews are positive against 100% of Dosebook's.

UpkeepUpdate frequency

Peptide Library and Tracker ships an update every 10 days, Dosebook daily. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
Peptide Library and Tracker versus Dosebook: the parameters behind the verdict, then further details
ParameterPeptide Library and TrackerDosebook
PriceFreeFree
Rating4.7 (25 ratings)5.0 (7 ratings) — better
Positive reviews85.7% of reviews100.0% of reviews — better
Number of ratings25 — better7
Update frequencyEvery 10 daysDaily — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFreemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.415.1 — better
Further details — not scored
Size78 MB58 MB
Age rating17+12+
DeveloperSuperfime LLCDustin Sparage

Customer experience

Peptide Library and Tracker

All ratings25 ratings
Positive92.0%
Neutral4.0%
Negative4.0%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

Dosebook

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

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
2 purchases

Dosebook

Subscriptions2
  • Dosebook$7.991 Month
  • DoseBook$49.991 Year

Questions

Is Peptide Library and Tracker free?
Peptide Library and Tracker is free to download, with in-app purchases available.
Is Dosebook free?
Dosebook is free to download, with in-app purchases available.
Which has better reviews, Peptide Library and Tracker or Dosebook?
Dosebook is rated higher. Peptide Library and Tracker averages 4.7 out of 5 from 25 ratings, while Dosebook averages 5.0 from 7 ratings.
Do Peptide Library and Tracker or Dosebook have ads?
Neither Peptide Library and Tracker nor Dosebook shows ads.
Which is updated more often, Peptide Library and Tracker or Dosebook?
Peptide Library and Tracker ships an update every 10 days, and Dosebook daily. Most recently, Peptide Library and Tracker was updated on October 24, 2026 and Dosebook on October 24, 2026.

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