Best Free Peptide Calculator Apps

227+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated May 2026

Peptide Calculator is the household name in free peptide calculator, but it's far from the only option. We track 227+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Free Peptide Calculator

Peptide Calculator: PepCalc#1

Peptide Calculator: PepCalc by David Dzeveckij

Dosage & Reconstitution Tool
Editor's Choice
šŸ„ Medical
5.0(9 ratings)
Free
Peptide Calculator: PepCalc screenshot 1
Peptide Calculator: PepCalc screenshot 2
Peptide Calculator: PepCalc screenshot 3

Get fast and accurate results for your peptide mixing and injection needs with this dedicated calculator. Enter your desired dose, peptide amount, and reconstitution volume to instantly determine the precise injection volume and avoid costly errors.

Peptides Calculator#3

Peptides Calculator by Sphnix, Inc

Reconstitution Calculator
Worth Considering
šŸ’Ŗ Health & Fitness
4.3😐(158 ratings)
FreeIn-App Purchases
Peptides Calculator screenshot 1
Peptides Calculator screenshot 2
Peptides Calculator screenshot 3
Peptides Calculator screenshot 4
Peptides Calculator screenshot 5
Peptides Calculator screenshot 6

A simple, intuitive app helps you log and organize your peptide preparation process, track your progress, and access educational resources, all in a secure and distraction-free environment. Download it today to manage your peptide tracking and stay informed!

What We Love

  • šŸ‘ Easy to save vial info
  • šŸ‘ Nicely set up and laid out
  • šŸ’” Streaks and last taken feature

Room to Improve

  • šŸ› Lost access to previous peptide calculations
  • šŸ› Unable to update streaks and last taken
  • šŸ› Unable to record when a dose was taken

More Free Peptide Calculator apps to explore

4
Peptide Calculator App
Peptide Calculator App
Peptide Calculator App
Pepcalc Compound & Dosage
Free

Calculate the molecular weight and other properties of peptides with our advanced Peptide Calculator App. Easily input peptide sequences and get detailed analyses for research and experimentation. Download now to streamline your peptide analysis process.

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5
Peptide Calculator & Dosage
Peptide Calculator & Dosage
Peptide Calculator & Dosage
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6
Peptide Tracker - PeptideKit
Peptide Tracker - PeptideKit
Peptide Tracker - PeptideKit
For Mounjaro, Wegovy, Zepbound
Free

This application helps users manage their peptide therapy journey by providing tools for organizing protocols, tracking progress, and monitoring results. It offers features such as customizable scheduling, automatic reminders, and analytics to help users stay motivated and informed, and is designed with a user-focused interface for a personalized experience.

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7
Peptide Calculator: PepFlow
Peptide Calculator: PepFlow
Peptide Calculator: PepFlow
Reconstitution, mixing & dose
Free

Get accurate peptide dosages in seconds with this user-friendly app, which allows you to calculate the optimal syringe size and dosage for your peptides, and sync your formulas across all your devices. Try it now and get precise results every time.

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8
Peptide Tracker & Calculator
Peptide Tracker & Calculator
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Your Private Peptide Log
Free
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CalcPep - Peptide Calculator
CalcPep - Peptide Calculator
CalcPep - Peptide Calculator
Dosing & Reconstitution Math
Free
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(0)
10
Exploring Peptides
Exploring Peptides
Exploring Peptides
Peptide Dosage Calculator
Free

Calculate accurate peptide dosages with ease using our intuitive app, designed for researchers, scientists, and medical professionals. Easily input syringe type, peptide amount, bacteriostatic water, and desired dosage to get precise results, and save or share them for future reference.

šŸ“š Education
(20)
11
Peptide Calculator - PepSync
Peptide Calculator - PepSync
Peptide Calculator - PepSync
Reconstitution & GLP1 Tracker
Free
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(15)
12
PepCalc: Peptide Calculator
PepCalc: Peptide Calculator
PepCalc: Peptide Calculator
Mix & reconstitution tracker
$9.99
$11.99 | 17% OFF

An app designed for calculating reconstitution measurements for peptide mixing, ensuring precise and accurate results every time. Try PepCalc for easy and reliable peptide calculations!

šŸ’Ŗ Health & Fitness
(940)
13
Peptide Library and Tracker
Peptide Library and Tracker
Peptide Library and Tracker
Track, Log & Compare Peptides
Free

This all-in-one companion for peptide research streamlines every step of your peptide workflow, offering a robust peptide database, accurate dose calculator, tracking and scheduling features, inventory management, and educational insights. Download now and simplify your peptide research, tracking, and protocol management in one powerful tool.

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14
The Peptide App: Tracker
The Peptide App: Tracker
The Peptide App: Tracker
Protocol & Dose Tracker
Free
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15
Calculate by QxMD
Calculate by QxMD
Calculate by QxMD
Medical Calculator
Free

A next-generation clinical calculator and decision support tool designed for the medical community, featuring tools across various medical specialties to aid in diagnosis, treatment, and prognosis. Developed by clinician experts, it provides quick answers through unique 'Question Flow' technology and integrates recent research publications for practical use. Try it now to streamline your clinical decision-making process.

šŸ„ Medical
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16
Peptide Tracker Calculator
Peptide Tracker Calculator
Peptide Tracker Calculator
GLP-1, TRT, Vial & Dose Log
$4.99
$5.99 | 17% OFF

Calculate peptide reconstitution and dosage with precision using an ad-free, sign-up free Peptide Dosage Calculator. Featuring accurate measurements, flexible unit support, customizable interfaces, protocol management, professional design, and built for research purposes. Download now for precise peptide calculations!

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17
PepPedia
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18
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Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

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Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
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Free

Quickly crunch numbers with our user-friendly iPad calculator app that offers basic and scientific functions. Download now for accurate calculations on the go!

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