Peptide Calculator + vs PeptideOS+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Peptide dose calculator
- Syringe draw amount calculation
- Blend calculator for multiple peptides
- Reconstitution calculator for dilution
- Support for multiple syringe sizes
- Intuitive interface
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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
PeptideOS+
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PeptideOS+ is the privacy-first app for tracking peptide protocols. No account. No email. Everything stays on your device or syncs under an anonymous handle. Designed for peptide researchers, biohackers, and health optimizers who value discretion. FEATURES YOUR DATA STAYS YOURS No name. No email. No phone number. Your identity is a randomly generated handle. Progress photos never leave your device. Sign in with Apple uses Hide My Email by default. We built PeptideOS+ so you don't have to choose between tracking your protocols and protecting your privacy. TRACK EVERY PROTOCOL Log doses, track injection site rotation, set reminders, and monitor compliance — all synced to your real schedule. Whether you're running one peptide or a full stack, your protocol tab keeps everything organized. 80+ PEPTIDE DATABASE Clinical protocols, typical dose ranges, half-lives, stacking notes, side-effect profiles, and research summaries for over 80 peptides. Browse by category (healing, weight management, cognitive, longevity, and more) or search by name, goal, or symptom. Updated continuously. RECONSTITUTION CALCULATOR Enter your vial size, BAC water volume, and desired dose — get the exact syringe units instantly. Visual syringe diagram shows exactly where to draw. No more mental math. ANONYMOUS COMMUNITY Real users sharing real protocols and real results. No names, no DMs, no drama. Ask questions, share progress updates, review vendors, and browse protocol shares — all under a randomly assigned handle. Community content is screened for safety before publication. AI ASSISTANT Ask questions about peptides, protocols, interactions, and reconstitution. Powered by Claude, tuned to the peptide domain. Every response includes a medical disclaimer — we're an information assistant, not a doctor. PROGRESS TRACKING Wellness score combining compliance, sleep quality, and subjective wellbeing. Daily check-ins, streak tracking, and trend visualization help you see what's working over time. PEPTIDEOS+ PRO Free tier includes the full database, calculator, 1 protocol, and 3 AI queries/day. Pro ($9.99/mo or $69.99/yr) unlocks unlimited protocols, unlimited AI, lab result tracking, community posting, progress photos, and data export. Privacy policy: https://flaritos.github.io/PeptideOS/privacy-policy.html Terms of use: https://flaritos.github.io/PeptideOS/terms.html Subscriptions auto-renew. Cancel anytime in your Apple ID settings. IMPORTANT PeptideOS+ is an information and tracking tool. It is not a substitute for medical advice, diagnosis, or treatment. Always consult your healthcare provider before starting any peptide protocol. The app does not sell, prescribe, or dispense peptides.
Screenshots
Verdict
The clearest difference is update cadence: PeptideOS+ at every 4 days against Peptide Calculator +'s every 8 days. Peptide Calculator +'s advantage is iOS requirement (15.1 vs 17.0). 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
Both are free to download. Peptide Calculator + sells 5 in-app purchases, starting at $3.99 per 7 days and PeptideOS+ sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Peptide Calculator + ships an update every 8 days, PeptideOS+ every 4 days. The most recent releases landed on September 19, 2026 and September 18, 2026 respectively.
| Parameter | Peptide Calculator + | PeptideOS+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (50 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 50 — better | — |
| Update frequency | Every 8 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 124 MB | 6 MB |
| Age rating | 4+ | 12+ |
| Developer | Joseph Stein | ZACHARY CANCIANO GOLD |
In-app purchases
Peptide Calculator +
- Weekly$3.997 Days
- Monthly14 Days trial$9.991 Month
- Yearly$11.991 Year
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- Yearly$19.991 Year
- Lifetime$29.99
PeptideOS+
- Pro Monthly7 Days trial$9.991 Month
- Pro Yearly7 Days trial$69.991 Year





