Comparison

Peptide Calculator + vs Peptide Protocol

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

Head to head
About

Peptide Calculator +

This app simplifies peptide dosing, reconstitution, and mixing. It calculates exact syringe draw amounts, helps blend multiple peptides, and determines precise dilution volumes for your protocol.

Highlights
  • Peptide dose calculator
  • Syringe draw amount calculation
  • Blend calculator for multiple peptides
  • Reconstitution calculator for dilution
  • Support for multiple syringe sizes
  • Intuitive interface
Features
Read full description

Peptide Calculator + takes the guesswork out of peptide dosing, reconstitution, and mixing — so you can focus on your protocol, not the math. Dose Calculator Enter your vial size, bacteriostatic water volume, and desired dose to instantly see exactly how much to draw in your syringe. The app displays units, volume, concentration, and total draws per vial — everything you need at a glance. Supports multiple syringe sizes for precise measurements. Blend Calculator Need to combine multiple peptides like BPC-157 and GLP-1 agonists in a single injection? The blend calculator shows per-peptide and combined draw amounts, making multi-peptide syringes straightforward and accurate. Reconstitution Calculator Not sure how much bacteriostatic water to add to your vial? Enter your desired units per draw and the calculator works in reverse — telling you the exact dilution volume needed for your target concentration. Whether you're working with semaglutide, tirzepatide, or any other peptide, Peptide Calculator + handles the dosage math so you don't have to. Features • Peptide dose calculator with syringe draw amounts • Blend calculator for mixing multiple peptides • Reconstitution calculator for precise dilution • Support for multiple syringe sizes • Clean, intuitive interface Accurate dosing, simple math — built for your protocol. Terms of Use: https://titanium.dev/apps/terms

About

Peptide Protocol

This app helps users track peptide doses, manage vial inventory, and monitor weekly insights like energy, sleep, and mood. It offers a reconstitution calculator and features for biohackers and longevity enthusiasts, with local-first data storage for privacy.

Highlights
  • Dose logging for peptides
  • Reconstitution calculation helper
  • Vial inventory with refill reminders
  • Weekly insight charts (energy, sleep, mood, weight)
  • Protocol pausing and auto-resuming
  • Injection site rotation
  • Side-effect pattern review
  • Local-first data storage
Features
Read full description

Peptide Protocol is a peptide and GLP-1 dose tracker. Log every dose in seconds. Track vial inventory and get refill alerts. Rotate injection sites. Check in on energy, sleep, appetite and weight, and see what is actually changing week by week. The Reconstitution Helper does the arithmetic on the values you enter yourself — units, volume and doses per vial. Works with Ozempic, Mounjaro, Wegovy, Zepbound, Retatrutide, semaglutide, tirzepatide, BPC-157, CJC-1295, Ipamorelin, GHK-Cu and 30+ more compounds. Built for the biohacking and longevity crowd: pause your protocol with a return date and it auto-resumes the day you choose. Rotate injection sites, review side-effect patterns week by week, and keep every record local-first on your device. WHO IT IS FOR Peptide Protocol is designed for people who want structure, clarity, and better protocol follow-through without spreadsheet complexity. IMPORTANT Peptide Protocol is for personal organisation and self-tracking only. It does not calculate, recommend, or adjust medication doses and does not provide medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional for any medical decisions, including dose amounts, frequency, or changes to your regimen. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://peptide-protocol.app/privacy/ Terms of Service: https://peptide-protocol.app/terms/

Screenshots

Peptide Calculator +4 screens
Peptide Protocol4 screens

Verdict

The call

The clearest difference is monetization model: Peptide Calculator + at freemium against Peptide Protocol's subscription. Peptide Calculator + also leads on ratings volume (58 vs 12) and iOS requirement (15.1 vs 18.0). Peptide Protocol's advantage is review sentiment (100% vs 75%) and rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases 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 Calculator + sells 5 in-app purchases, starting at $3.99 per 7 days and Peptide Protocol sells 7 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Peptide Protocol holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 58 and 12 respectively. Written reviews point the same way: 75% of Peptide Calculator +'s written reviews are positive against 100% of Peptide Protocol's.

UpkeepUpdate frequency

Peptide Calculator + ships an update every 8 days, Peptide Protocol every 5 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

Scorecard5 real differences · 5 level
Peptide Calculator + versus Peptide Protocol: the parameters behind the verdict, then further details
ParameterPeptide Calculator +Peptide Protocol
PriceFreeFree
Rating4.7 (58 ratings)5.0 (12 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings58 — better12
Update frequencyEvery 8 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium — betterSubscription
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better18.0
Further details — not scored
Size124 MB94 MB
Age rating4+12+
DeveloperJoseph SteinLudovic PUAUD

Customer experience

Peptide Calculator +

All ratings58 ratings
Positive93.1%
Neutral1.7%
Negative5.2%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Peptide Protocol

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Peptide Calculator +

Subscriptions4
  • Weekly$3.997 Days
  • Monthly14 Days trial$9.991 Month
  • Yearly$11.991 Year
Show 1 more
  • Yearly$19.991 Year
One-time1
  • Lifetime$29.99
7 purchases

Peptide Protocol

Subscriptions6
  • Peptide Protocol Pro$4.997 Days
  • Peptide Protocol Pro3 Days trial$4.997 Days
  • Peptide Protocol Pro7 Days trial$9.991 Month
Show 3 more
  • PeptideProtocol Pro Monthly14 Days trial$9.991 Month
  • Peptide Protocol Pro$59.991 Year
  • PeptideProtocol Pro Yearly7 Days trial$59.991 Year
One-time1
  • Pro Lifetime$99.99

Questions

Is Peptide Calculator + free?
Peptide Calculator + is free to download, with in-app purchases available.
Is Peptide Protocol free?
Peptide Protocol is free to download, with in-app purchases available.
Which has better reviews, Peptide Calculator + or Peptide Protocol?
Peptide Protocol is rated higher. Peptide Calculator + averages 4.7 out of 5 from 58 ratings, while Peptide Protocol averages 5.0 from 12 ratings.
Do Peptide Calculator + or Peptide Protocol have ads?
Neither Peptide Calculator + nor Peptide Protocol shows ads.
Which is updated more often, Peptide Calculator + or Peptide Protocol?
Peptide Calculator + ships an update every 8 days, and Peptide Protocol every 5 days. Most recently, Peptide Calculator + was updated on October 10, 2026 and Peptide Protocol on October 9, 2026.

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