Comparison

Peptide Tracker Calculator vs Peptide Log

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

Head to head
About

Peptide Tracker Calculator

This app helps manage peptide, GLP-1, and TRT medications. It offers calculators for reconstitution, dose scheduling, reminders, and detailed logging. Track inventory, monitor adherence, and visualize health insights with trend charts and medication level analysis.

Highlights
  • Reconstitution and multi-peptide blend calculators
  • GLP-1 and TRT medication presets
  • Customizable dose schedules and reminders
  • Injection logging with adherence tracking
  • Medication and supply inventory management
  • Biometric and trend charting for health insights
Features
Read full description

PeptideCalc.io is a private peptide, GLP-1, TRT, and medication protocol tracker with calculators for user-entered reconstitution values, syringe units, schedules, reminders, dose logs, inventory tracking, insights, exports, and optional iCloud sync. CALCULATORS & TRACKING • Reconstitution calculator for custom vial values you enter • Syringe-unit and concentration tools for custom vials, premixed vials, injector pens, oral meds, liquid meds, and IU workflows • Multi-compound support with proportional unit conversions • Reference presets for common GLP-1, TRT, hormone, peptide, and supplement workflows • Common syringe formats including U-100, U-50, U-40, U-30, and 1-5 mL Luer-Lock options • Visual syringe guide based on your entered vial, concentration, and amount values • Save protocols and reuse your own entered details PROTOCOLS & SCHEDULES • Save, duplicate, favorite, search, and sort protocols and schedules • Inline edits with instant updates • Create schedules from saved protocols with start and end dates • Multiple times per day with flexible cadences: daily, weekdays, every N days/weeks, monthly, or cycling windows • Titration planning tools for schedules you define • Multiple schedules per protocol, color-coded and sortable • Dose reminders with optional time-sensitive notifications CALENDAR, LOGGING & INVENTORY • Calendar view plus pending doses list • Log scheduled or as-needed doses with injection site, method, notes, and timestamps • Custom injection sites with last-used hints • Mark doses done, missed, or skipped • Adherence metrics, streaks, and protocol filters • Track vials, pens, pills, liquids, and syringe supplies • Runout estimates and low-stock alerts based on your schedules or logs INSIGHTS • Biometrics dashboard for weight, body composition, sleep, heart rate, blood pressure, glucose, labs, mood, energy, hunger, libido, recovery, and custom metrics • Manual entries and optional Apple Health import • Trend charts with 7/30/90/180/365-day views • Dose overlay charts for comparing your logged doses, schedule changes, and biometric trends • Half-life and medication-level charts based on your saved protocol data • Protocol filters and summaries to compare trends over time BACKUP, SYNC & SHARING • Optional iCloud sync across devices • Automatic local backups with restore points • Import backups for protocols, schedules, logs, injection sites, inventory, and insights data • Export protocols, schedules, logs, and dose history to JSON, CSV, or PDF PERSONALIZE • Dark, light, system, or many custom themes • Locale-aware decimal input and haptic feedback • Celebration effects for consistency milestones • Use offline without an account; iCloud sync optional PRIVACY • Use without creating an account • Personal tracking data stays on device unless you enable iCloud sync • Apple Health imports stay on device Important: PeptideCalc.io is an informational utility only. It does not diagnose conditions, prescribe treatment, recommend medications, recommend dosages, choose schedules, or determine whether any dose is appropriate. Always verify values independently and consult a qualified healthcare professional before making medical decisions.

About

Peptide Log

Manage your peptide treatment plan with this app. Track injections, monitor progress, manage inventory, and visualize your treatment with advanced features. It offers a free trial before requiring a subscription.

Highlights
  • Multi-phase protocol tracking
  • Custom peptide blend creation
  • Full inventory management
  • Consumables tracking with alerts
  • Pharmacokinetic concentration curves
  • Injection site rotation
  • Progress photo tracking
Features
Read full description

Stay on track with your prescribed peptide treatment plan with Peptide Log, a comprehensive tracking solution for managing injections, monitoring progress, and tracking inventory. A subscription is required for access after the 7 day commitment free trial. IMPORTANT: This app is for personal tracking purposes ONLY. It does not provide medical advice. Always consult your healthcare provider regarding your treatment plan. - Advanced multi-phase protocols with automatic titration, maintenance, and tapering - Create custom peptide blends with personalized ratios - Full inventory management: vials, pens, pill bottles, batches, expiry dates, and remaining volumes - Track consumables: syringes, pen needles, alcohol swabs, and diluents with low-stock alerts - Interactive home screen widgets showing doses and live concentration charts - Pharmacokinetic concentration curves visualizing peptide levels over time - Track multiple people with separate profiles sharing the same inventory - Procurement tracking: orders, vendors, tracking numbers, and delivery status - Support for injectable, oral, and nasal dosing routes - Smart injection site rotation with color-coded safety indicators - Log side effects with severity tracking and injection correlations - Capture progress photos and track your visual transformation - Flexible cyclical dosing with customizable on/off periods - Sync weight with Apple Health and back up securely with iCloud Made with love in Bavaria Privacy Policy: https://gist.github.com/Johannes-ece/f1fc243016da98c1ee977145755f0f29 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Peptide Tracker Calculator4 screens
Peptide Log4 screens

Verdict

The call

The clearest difference is price: Peptide Log at Free against Peptide Tracker Calculator's $4.99. Peptide Tracker Calculator's advantage is rating (4.9 vs 4.2) and in-app purchases (none vs 2). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Peptide Log is free to download; Peptide Tracker Calculator costs $4.99 up front. Peptide Log sells 2 in-app purchases, starting at $8.99 per month. Peptide Tracker Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Peptide Tracker Calculator holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: Peptide Tracker Calculator has 210 ratings behind it against 35, so its average is the more settled of the two. Written reviews point the same way: 99% of Peptide Tracker Calculator's written reviews are positive against 75% of Peptide Log's.

UpkeepUpdate frequency

Peptide Tracker Calculator ships an update weekly, Peptide Log every 8 days. The most recent releases landed on September 23, 2026 and August 1, 2026 respectively.

Scorecard7 real differences · 4 level
Peptide Tracker Calculator versus Peptide Log: the parameters behind the verdict, then further details
ParameterPeptide Tracker CalculatorPeptide Log
Price$4.99Free — better
Rating4.9 (210 ratings) — better4.2 (35 ratings)
Positive reviews99.1% of reviews — better75.0% of reviews
Number of ratings210 — better35
Update frequencyWeekly — betterEvery 8 days
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
Best chart rank#22 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.618.6
Further details — not scored
Size37 MB60 MB
Age rating4+17+
DeveloperWild Monkey Labs, LLCJohannes von Grundherr

Customer experience

Peptide Tracker Calculator

All ratings210 ratings
Positive98.1%
Neutral0.5%
Negative1.4%
Written reviews111 reviews
Positive99.1%
Neutral0.9%
Negative0.0%

Peptide Log

All ratings34 ratings
Positive82.4%
Neutral2.9%
Negative14.7%
Written reviews20 reviews
Positive75.0%
Neutral5.0%
Negative20.0%

In-app purchases

None

Peptide Tracker Calculator

No in-app purchases

2 purchases

Peptide Log

Subscriptions2
  • Peptide Log Monthly$8.991 Month
  • Peptide Log Yearly$39.991 Year

Questions

Is Peptide Tracker Calculator free?
Peptide Tracker Calculator costs $4.99, with no in-app purchases.
Is Peptide Log free?
Peptide Log is free to download, with in-app purchases available.
Which has better reviews, Peptide Tracker Calculator or Peptide Log?
Peptide Tracker Calculator is rated higher. Peptide Tracker Calculator averages 4.9 out of 5 from 210 ratings, while Peptide Log averages 4.2 from 35 ratings.
Do Peptide Tracker Calculator or Peptide Log have ads?
Neither Peptide Tracker Calculator nor Peptide Log shows ads.
Which is updated more often, Peptide Tracker Calculator or Peptide Log?
Peptide Tracker Calculator ships an update weekly, and Peptide Log every 8 days. Most recently, Peptide Tracker Calculator was updated on September 23, 2026 and Peptide Log on August 1, 2026.

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