Comparison

Prof. Peptide Protocol Tracker vs Keel

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

Head to head
About

Prof. Peptide Protocol Tracker

Track peptide and GLP-1 doses, calculate reconstitutions, and manage complex protocols. Access a compound library, visualize estimated levels, and review research summaries. Your data remains private and on your device.

Highlights
  • Dose logging and reminders
  • Reconstitution calculator
  • 60+ compound library
  • Full protocol and stack support
  • Estimated compound levels visualization
  • AI research assistant
  • Results and trends tracking
Features
Read full description

Prof. Peptide — All-in-One Peptide Tracker The all-in-one app for tracking peptides and GLP-1s. Log your doses, calculate reconstitution, run full protocols and stacks, and keep everything organized in one place — no more spreadsheets or scattered notes. Built for researchers, athletes, and anyone managing a serious peptide protocol. FEATURES Dose Logging & Reminders — Log every dose and get reminders so you never miss one. Track daily, weekly, cyclical, and custom schedules. Reconstitution Calculator — Take the guesswork out of the math. Enter vial size, BAC water, and desired dose to get exactly how much to draw. 60+ Compound Library — Peptides, GLP-1s, and supplements, searchable by name or brand (Wegovy, Ozempic, Mounjaro, Zepbound, and more). Blends and stacks included. Full Protocol & Stack Support — Run multiple compounds on their own schedules. Manage on/off cycles with clear timelines. Estimated Levels — Visualize estimated compound levels over time based on published half-life data, so you can see where you are in your dosing window. AI Research Assistant — Ask questions about peptide and supplement research, drawn from the research literature. Not medical or dosing advice. Results & Trends — Track weight, body composition, and other measurements over time with clean charts. Curated Research Hub — Reference summaries and vendor testing transparency, all in one place. Private by Design — Your data stays on your device. Export and import your own backups anytime. Prof. Peptide is for informational and educational purposes only. Nothing in this app constitutes medical advice.

About

Keel

Features
Read full description

Suivi GLP-1 helps you follow your GLP-1 treatment day after day — with no account, and your data stays on your device unless you choose to sync with Apple Health. WHAT YOU CAN TRACK • Injections: dose, date and injection site, with rotation suggestions • Weight, with a chart and a 7-day average • Blood pressure and pulse • Blood glucose • Protein intake, with a daily goal • Side effects: type, intensity and notes • Dose titration: plan your steps and see your current dose at a glance SEE THE PATTERNS The Trends page turns your entries into plain answers: • When your side effects tend to appear relative to injection day • How your weight changed at each dose level REMINDERS AND WIDGETS • Injection reminders at the time you choose • Home Screen and Lock Screen widgets showing your next injection and current dose BUILT FOR YOUR DOCTOR VISITS Export a clear report — as text or PDF — with your doses, weight change, side effects and readings over the period you pick. CSV export is included too. APPLE HEALTH Optional two-way sync for weight, blood pressure, blood glucose and protein. You turn it on yourself in Settings, and you can turn it off at any time. YOUR DATA IS YOURS No account. No sign-up. No server. Everything is stored on your iPhone. You can export all of it, or erase all of it, whenever you want. Available in English, French and Spanish. IMPORTANT Suivi GLP-1 is a personal tracking tool. It does not provide diagnosis, dosing advice or medical recommendations. Always follow your healthcare provider's instructions.

Screenshots

Prof. Peptide Protocol Tracker4 screens
Keel4 screens

Verdict

The call

The clearest difference is iOS requirement: Keel at 13.0 against Prof. Peptide Protocol Tracker's 15.1. 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Prof. Peptide Protocol Tracker ships an update every 3 weeks, Keel every 2 weeks. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

Scorecard1 real difference · 9 level
Prof. Peptide Protocol Tracker versus Keel: the parameters behind the verdict, then further details
ParameterProf. Peptide Protocol TrackerKeel
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size33 MB22 MB
Age rating12+4+
DeveloperStrength Cycle Studios, LLCSKINSCAN AI LTD

In-app purchases

None

Prof. Peptide Protocol Tracker

No in-app purchases

None

Keel

No in-app purchases

Questions

Is Prof. Peptide Protocol Tracker free?
Prof. Peptide Protocol Tracker is free to download, with no in-app purchases.
Is Keel free?
Keel is free to download, with no in-app purchases.
Do Prof. Peptide Protocol Tracker or Keel have ads?
Neither Prof. Peptide Protocol Tracker nor Keel shows ads.
Which is updated more often, Prof. Peptide Protocol Tracker or Keel?
Prof. Peptide Protocol Tracker ships an update every 3 weeks, and Keel every 2 weeks. Most recently, Prof. Peptide Protocol Tracker was updated on October 2, 2026 and Keel on October 4, 2026.

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