Comparison

PepTracker vs Regimen

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

Head to head
About

PepTracker

This app helps users meticulously track peptide and GLP-1 medication doses. It allows for the creation of structured protocols, scheduling of injections, and calculation of precise syringe volumes. Users can monitor progress over time and receive reminders for upcoming doses.

Highlights
  • Log injection doses
  • Build peptide/GLP-1 protocols
  • Built-in dose calculator
  • Schedule reminders
  • Track progress metrics
  • Export logs
Features
Read full description

Track. Schedule. Never miss a dose. PepTracker is a dose log and protocol tracker built for peptides, GLP-1 medications, and testosterone. Create structured protocols, schedule injections, calculate exact syringe volumes, and keep a clean record of your progress in one simple app. What you can do with PepTracker • Log doses, not guesses – Track every injection with an easy dose log instead of notes or spreadsheets. • Build peptide and GLP-1 protocols – Create schedules for Semaglutide, Tirzepatide, Retatrutide, BPC-157, AOD-9604, TRT, and more. • Use the built-in dose calculator – Enter vial amount, diluent volume, and target dose (mg or mcg) to get the exact mL or insulin-syringe units to draw. • Stay on schedule – Get reminders for upcoming doses and see what’s due today on the Home screen and in the calendar. • Track progress over time – Log weight and other metrics to see how your protocol is trending. Made for real protocols PepTracker works well whether you’re: • Running a GLP-1 weight loss protocol (e.g., Semaglutide, Tirzepatide). • Managing peptide stacks for recovery, performance, or wellness. • Keeping a consistent TRT schedule and dose history. PepTracker Premium (optional upgrade) Unlock more structure and flexibility for advanced protocols: • Unlimited protocols and peptide stacking in a single schedule. • Advanced scheduling options and extended calendar views. • Save calculator results directly into protocols. • Full protocol history plus mood and energy tracking. • Export logs to CSV/PDF and sync with external calendars (Apple and Google). PepTracker is built for people who take their peptides and GLP-1 protocols seriously and want a clear, reliable way to stay organized. Download PepTracker today and simplify your peptide tracking—one dose at a time. https://peptracker.app/terms-of-service https://peptracker.app/privacy-policy Disclaimer: PepTracker is for informational and tracking purposes only and does not provide medical advice. Always consult a qualified healthcare provider before starting, changing, or stopping any medication or peptide protocol.

About

Regimen

Manage peptide protocols, TRT, and GLP-1 medications with precision. Track multiple compounds, schedule doses, and visualize medication levels. Integrates with Apple Health to correlate health data with your treatment.

Highlights
  • Track multiple compounds simultaneously
  • Built-in reconstitution calculator
  • Customizable dosing schedules and reminders
  • Apple Health integration for data correlation
  • Injection site tracking and rotation
  • Visualize medication levels with half-life plotting
Features
Read full description

Regimen is a peptide and GLP-1 tracker used by 20,000+ people - dose logging, scheduling, reconstitution math, injection site rotation, vial inventory, bloodwork, progress photos and Apple Health sync, with a 200+ compound library. Track peptides, GLP-1s, TRT and HRT in one app. Free to track one compound. Subscription for multiple compounds and advanced features, with a 14-day free trial. WHAT YOU CAN TRACK - Peptides (BPC-157, TB-500, GHK-Cu, CJC-1295, Ipamorelin, and more) - GLP-1 medications and pens (Semaglutide, Tirzepatide, Ozempic, Mounjaro, Wegovy, Zepbound) - Testosterone replacement therapy (TRT) - Hormone replacement therapy (HRT) - Performance compounds - Oral medications, nasal sprays, and any compound with a dosing schedule - Custom medications: add anything not in our database BUILT-IN CALCULATORS Reconstitution and dosing calculators built for accuracy. Stop guessing doses. Enter your vial size, BAC water, and intended dose. Get exact units to draw, every time. Works for any compound in mg, mcg, or IU. A reverse calculator, an oil-based mL calculator for testosterone, and a nasal spray calculator are built in. CUSTOM SCHEDULING Set your dosing frequency exactly how you need it: - Daily dosing - Weekly injections - Twice weekly / split-dose (every 3.5 days) - Every X days - Specific days (Mon/Wed/Fri) - As-needed protocols - On/off cycles with start and stop reminders Get reminders that tell you how much to take. Dose titration lets you plan step-ups in advance, for example 2.5 mg for 4 weeks, then 5 mg, then 10 mg, and Regimen moves every dose to the right day. APPLE HEALTH INTEGRATION Connect Apple Health and automatically sync weight, body fat, sleep, resting heart rate, blood pressure, and oxygen saturation. Overlay any compound against your health data and your daily symptom tracking. Started tirzepatide? Watch your weight respond in real time and compare your trajectory to published clinical trial averages. Changed your TRT dose three weeks ago? See exactly how your sleep, energy, and heart rate responded. SIDE EFFECTS AND DAILY MARKERS Track 50+ daily markers: energy, mood, sleep quality, libido, cravings, side effects, water retention, joint pain, injection-site reactions, and more. WATCH YOUR LABS MOVE Log every bloodwork pull. See testosterone, lipids, inflammation, glucose, and the rest move with your protocol over time. INJECTION SITE TRACKING Track and rotate your injection sites. Log where you inject every dose and see your full injection site history. VISUALIZE MEDICATION LEVELS See compound levels in your system hour by hour with half-life plotting. Understand when medications are most active. Plan your dosing around peak effectiveness. SEE YOUR TRANSFORMATION Track weight and body composition over time. Add progress photos as before-and-after pairs, weekly grids, and multi-angle views. Watch your journey, not just your numbers. NEVER RUN OUT MID-CYCLE Track vials, pens, and tablets with low-stock alerts. Bring your history from another app with CSV import, and export your own data whenever you want. FREE TO START Track one compound completely free. No time limit, no credit card required. YOUR DATA IS PRIVATE Your data is encrypted in transit and at rest, and synced across your devices. We never sell it. You are in full control of your data. IMPORTANT DISCLAIMER This app is for tracking purposes only. Not medical advice. Always consult your healthcare provider before starting or changing any protocol. Questions? Email support@helloregimen.com Privacy: https://helloregimen.com/privacy Terms: https://helloregimen.com/terms

Screenshots

PepTracker4 screens
Regimen4 screens

Verdict

The call

PepTracker and Regimen both sit at 4.7 stars, but that hides the real split: 95% of Regimen's written reviews are positive against 77% of PepTracker's. Regimen also leads on update cadence (weekly vs every 2 weeks) and device support (3 vs 1). On price, rating, ratings volume and ads 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. PepTracker sells 2 in-app purchases, starting at $4.99 per month and Regimen 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

On the App Store both sit at effectively the same score — 4.7 for PepTracker against 4.8 for Regimen. Both are backed by a comparable volume of ratings — 413 and 438 respectively. Written reviews are what separate them: 77% of PepTracker's written reviews are positive against 95% of Regimen's.

UpkeepUpdate frequency

PepTracker ships an update every 2 weeks, Regimen weekly. The most recent releases landed on September 11, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
PepTracker versus Regimen: the parameters behind the verdict, then further details
ParameterPepTrackerRegimen
PriceFreeFree
Rating4.7 (413 ratings)4.8 (438 ratings) — better
Positive reviews77.4% of reviews95.5% of reviews — better
Number of ratings413438 — better
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS1815.0 — better
Further details — not scored
Size17 MB38 MB
Age rating17+12+
DeveloperJayven Alan Villagomez PeredoAwaken Labs LLC

Customer experience

PepTracker

All ratings413 ratings
Positive93.2%
Neutral2.7%
Negative4.1%
Written reviews62 reviews
Positive77.4%
Neutral6.5%
Negative16.1%

Regimen

All ratings438 ratings
Positive96.8%
Neutral0.9%
Negative2.3%
Written reviews66 reviews
Positive95.5%
Neutral0.0%
Negative4.5%

Bugs and requests

PepTracker

Reported bugs

1 issue
  • Units function not working

Requested features

2 requests
  • Support for more units of measurement
  • Ability to track more than 2 protocols

Regimen

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

PepTracker

Subscriptions2
  • Monthly$4.991 Month
  • Yeary$47.991 Year
2 purchases

Regimen

Subscriptions2
  • Regimen Premium14 Days trial$7.991 Month
  • Regimen Premium Annual14 Days trial$49.991 Year

Questions

Is PepTracker free?
PepTracker is free to download, with in-app purchases available.
Is Regimen free?
Regimen is free to download, with in-app purchases available.
Which has better reviews, PepTracker or Regimen?
Regimen is rated higher. PepTracker averages 4.7 out of 5 from 413 ratings, while Regimen averages 4.8 from 438 ratings.
Do PepTracker or Regimen have ads?
Neither PepTracker nor Regimen shows ads.
Which is updated more often, PepTracker or Regimen?
PepTracker ships an update every 2 weeks, and Regimen weekly. Most recently, PepTracker was updated on September 11, 2026 and Regimen on September 22, 2026.

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