Comparison

Peptide Calculator + vs Dosebook

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

Dosebook

This app helps organize research-focused routines with a peptide calculator and logbook. It assists with reconstitution math, logging doses, tracking inventory, and exploring a peptide reference library.

Highlights
  • Peptide reconstitution calculator
  • Dose and shot logbook
  • Active-level timeline estimation
  • Inventory tracking
  • Peptide reference library
  • Premium pro tools
Features
Read full description

Dosebook: Peptide Tracker is a polished peptide calculator and logbook for organizing research-focused routines. Built for fast reconstitution math and clean shot logging. Calculate vial concentration from peptide amount and diluent volume, save repeat setups, log dose entries, review active-level estimates based on published half-life assumptions, track inventory, and explore a conservative peptide reference library. What you can do in Dosebook: - Run peptide reconstitution calculator math with beginner-friendly guidance - Keep a dose and shot logbook for entries, notes, stacks, and routine history - View an active-level timeline that estimates remaining amount from your logged entries - Track inventory for vials, supplies, and saved calculator setups - Search the peptide library by compound, alias, goal, topic, and reference notes - Review peptide profiles with half-life notes, caution prompts, and source links - Unlock premium pro tools for deeper reference and tracking workflows Dosebook is for educational and informational purposes only. It is not a medical device, diagnostic tool, treatment app, dosing protocol, or professional medical advice. Dosebook does not tell you what to take or how much to take. Verify calculations independently and consult a licensed clinician before making medical decisions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dosebook-legal.pages.dev/privacy-policy/

Screenshots

Peptide Calculator +4 screens
Dosebook3 screens

Verdict

The call

The clearest difference is update cadence: Dosebook at daily against Peptide Calculator +'s every 8 days. Dosebook also leads on review sentiment (100% vs 75%) and rating (5.0 vs 4.7). Peptide Calculator +'s advantage is ratings volume (59 vs 7). On price, ads, in-app purchases and monetization model 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 Dosebook 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

Dosebook holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Peptide Calculator + has 59 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 75% of Peptide Calculator +'s written reviews are positive against 100% of Dosebook's.

UpkeepUpdate frequency

Peptide Calculator + ships an update every 8 days, Dosebook daily. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Peptide Calculator + versus Dosebook: the parameters behind the verdict, then further details
ParameterPeptide Calculator +Dosebook
PriceFreeFree
Rating4.7 (59 ratings)5.0 (7 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings59 — better7
Update frequencyEvery 8 daysDaily — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size124 MB58 MB
Age rating4+12+
DeveloperJoseph SteinDustin Sparage

Customer experience

Peptide Calculator +

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

Dosebook

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 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
2 purchases

Dosebook

Subscriptions2
  • Dosebook$7.991 Month
  • DoseBook$49.991 Year

Questions

Is Peptide Calculator + free?
Peptide Calculator + is free to download, with in-app purchases available.
Is Dosebook free?
Dosebook is free to download, with in-app purchases available.
Which has better reviews, Peptide Calculator + or Dosebook?
Dosebook is rated higher. Peptide Calculator + averages 4.7 out of 5 from 59 ratings, while Dosebook averages 5.0 from 7 ratings.
Do Peptide Calculator + or Dosebook have ads?
Neither Peptide Calculator + nor Dosebook shows ads.
Which is updated more often, Peptide Calculator + or Dosebook?
Peptide Calculator + ships an update every 8 days, and Dosebook daily. Most recently, Peptide Calculator + was updated on October 24, 2026 and Dosebook on October 24, 2026.

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