Comparison

Peptide Log vs PeptiSync

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

Head to head
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/

About

PeptiSync

This app helps users manage peptide therapy by tracking doses, inventory, progress, and symptoms. It offers a curated library of peptides and vendor price comparisons, all within a secure and private environment.

Highlights
  • Comprehensive dose tracking
  • Visual progress tracking
  • Inventory management
  • Analytics and insights
  • Symptom and side effect logging
  • Peptide library
  • Vendor price comparison
Features
Read full description

PeptiSync – Never Miss a Peptide Your Complete Peptide Therapy Management Solution PeptiSync is a powerful companion app for people using peptide therapy. Whether your goal is performance optimization, anti-aging, or therapeutic support, PeptiSync helps you track, organize, and understand your peptide protocols in one secure place. KEY FEATURES Comprehensive Dose Tracking Log peptide injections with precise dosage, timing, and injection site details. Track multiple peptides at once, schedule reminders, and monitor adherence so you never miss a dose. Visual Progress Tracking Upload progress photos, record body measurements such as weight, body fat percentage, waist, chest, and hips, and view your progress through clear, interactive charts. Compare changes over time in a private environment. Inventory Management Track peptide inventory with automatic deductions when doses are logged. Receive low-stock alerts and manage batches so you are always prepared. Analytics and Insights View trends in weight, body composition, and dosing frequency. Track progress toward goals and export reports for personal reference or healthcare discussions. Symptom and Side Effect Tracking Log symptoms with severity ratings and timing relative to injections. Identify patterns early and maintain a clear record of how protocols affect you. Peptide Library Access a curated library of commonly used peptides with educational information on benefits, general usage considerations, and safety guidelines. Goals and Milestones Set personal health and fitness goals, track progress automatically, and stay motivated with milestone achievements. Vendor Price Comparison Compare peptide pricing across vendors using a community-informed database with transparency and verification indicators. Daily Journal Record daily notes about energy, mood, recovery, and observations. Attach notes to doses or photos and search your history anytime. Privacy and Security Your data is protected with secure authentication, encrypted storage, and privacy-first design. You remain in full control of your information at all times. WHO IS PEPTISYNC FOR? Athletes and Bodybuilders seeking structured performance tracking Biohackers documenting longevity and optimization protocols Therapeutic users managing prescribed peptide routines Researchers and data-focused users who value detailed tracking WHY CHOOSE PEPTISYNC? Built specifically for peptide tracking All-in-one solution without juggling multiple apps Privacy-first design with full data control Clean, modern interface with dark mode Offline access with regular feature updates SUBSCRIPTION PLANS Free Track up to two peptides Thirty-day history Core tracking features Pro Unlimited peptides Unlimited history Advanced analytics and insights Premium All Pro features Custom templates Advanced tracking tools MEDICAL DISCLAIMER PeptiSync is a tracking and organization tool and does not provide medical advice. Always consult a qualified healthcare professional before starting or modifying any peptide therapy. Peptides may carry risks and should only be used under appropriate medical supervision. Download PeptiSync and take control of your peptide tracking. Track with clarity. Stay organized. Make informed decisions.

Screenshots

Peptide Log4 screens
PeptiSync1 screens

Verdict

The call

The clearest difference is rating: PeptiSync at 5.0 against Peptide Log's 4.2. PeptiSync also leads on monetization model (freemium vs subscription) and update cadence (every 3 days vs every 8 days). Peptide Log's advantage is ratings volume (35 vs 2). 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 Log sells 2 in-app purchases, starting at $8.99 per month and PeptiSync sells 7 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PeptiSync holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Peptide Log has 35 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Peptide Log ships an update every 8 days, PeptiSync every 3 days. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.

Scorecard5 real differences · 5 level
Peptide Log versus PeptiSync: the parameters behind the verdict, then further details
ParameterPeptide LogPeptiSync
PriceFreeFree
Rating4.2 (35 ratings)5.0 (2 ratings) — better
Positive reviews75.0% of reviews—
Number of ratings35 — better2
Update frequencyEvery 8 daysEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFreemium — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.613.0 — better
Further details — not scored
Size60 MB97 MB
Age rating17+17+
DeveloperJohannes von GrundherrPeptiSync

Customer experience

Peptide Log

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

PeptiSync

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Peptide Log

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

PeptiSync

Subscriptions7
  • Basic Monthly7 Days trial$4.991 Month
  • Pro Monthly7 Days trial$9.991 Month
  • Pro Plus Monthly7 Days trial$19.991 Month
Show 4 more
  • Basic Yearly7 Days trial$54.991 Year
  • Pro Yearly7 Days trial$99.991 Year
  • Elite Annual7 Days trial$179.991 Year
  • Pro Plus Yearly7 Days trial$199.991 Year

Questions

Is Peptide Log free?
Peptide Log is free to download, with in-app purchases available.
Is PeptiSync free?
PeptiSync is free to download, with in-app purchases available.
Which has better reviews, Peptide Log or PeptiSync?
PeptiSync is rated higher. Peptide Log averages 4.2 out of 5 from 35 ratings, while PeptiSync averages 5.0 from 2 ratings.
Do Peptide Log or PeptiSync have ads?
Neither Peptide Log nor PeptiSync shows ads.
Which is updated more often, Peptide Log or PeptiSync?
Peptide Log ships an update every 8 days, and PeptiSync every 3 days. Most recently, Peptide Log was updated on October 2, 2026 and PeptiSync on September 23, 2026.

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