Comparison

Injectly 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

Injectly

This app helps you track injectable medications, including weight, peptides, and GLP. Log injections, set reminders, and view your history. Optional account syncs data across devices and offers advanced scheduling. Gain insights into medication levels and active doses.

Highlights
  • Log injectable medication doses
  • Set custom reminders
  • View injection history (calendar/list)
  • Cross-device data sync
  • Advanced scheduling options
  • Serum concentration insights
  • Data export and deletion
Features
Read full description

Injectly is the simple, yet powerful way to track your injectable medications. No ads, no subscription, and no tracking — just free help for staying on top of your regimen. Log every injection, set reminders that match your cadence, and review your history in a calendar or list. No account is needed for any of this. A free account with Apple or Google syncs your data across devices and unlocks advanced scheduling, such as on/off cycles and custom intervals. For supported medications, the Insights tab turns your logbook into a serum concentration view: an estimate of current and projected levels from the doses you've logged and your weight, how close you are to peak, and how much of the last dose is still active. Your health data is always yours: never sold, never used for advertising, and you can export or delete it anytime. Whether you're managing peptides, prescriptions, or personal health therapies, Injectly helps you log every injection, stay on schedule, and understand what's happening between each dose. Enjoy!

About

Peptide Protocol+

This app helps researchers manage peptide cycles with detailed protocol building, smart reminders, and progress tracking. It includes a built-in library for quick reference and prioritizes user privacy with local data storage and PIN protection.

Highlights
  • Build peptide cycles with dosage and frequency
  • Smart dose reminders
  • Review cycle history and add notes
  • Built-in peptide library
  • Local data storage and PIN protection
Features
Read full description

Peptide Protocol+ is the simplest peptide app on the market — built for researchers, by researchers. BUILD PROTOCOLS Set up peptide cycles with dosage, titration, frequency, and reconstitution details, all in one place. STAY ON SCHEDULE Smart reminders make sure you never miss a dose. REVIEW PROGRESS Analyze your cycle history, add research notes, and refine your stack over time. LEARN AS YOU GO A built-in peptide library gives you key reference info at a glance. PRIVATE BY DESIGN Your data stays on your device. Lock the app with a PIN, and your research data and PIN are encrypted locally — nothing is shared with third parties. Peptide Protocol+ is designed exclusively for research and educational purposes. Peptides discussed in this app may be research chemicals not approved for human use by the FDA or equivalent regulatory bodies in your country.

Screenshots

Injectly4 screens
Peptide Protocol+4 screens

Verdict

The call

The clearest difference is rating: Injectly at 4.8 against Peptide Protocol+'s 3.5. Injectly also leads on ratings volume (507 vs 2). Peptide Protocol+'s advantage is update cadence (daily vs every 2 weeks). 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Injectly holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Injectly has 507 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Injectly ships an update every 2 weeks, Peptide Protocol+ daily. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Injectly versus Peptide Protocol+: the parameters behind the verdict, then further details
ParameterInjectlyPeptide Protocol+
PriceFreeFree
Rating4.8 (507 ratings) — better3.5 (2 ratings)
Positive reviews86.5% of reviews—
Number of ratings507 — better2
Update frequencyEvery 2 weeksDaily — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size48 MB42 MB
Age rating17+4+
DeveloperMatthias GattermeierJUSTIN MICHAEL CIFELLI

Customer experience

Injectly

All ratings492 ratings
Positive97.4%
Neutral1.4%
Negative1.2%
Written reviews52 reviews
Positive86.5%
Neutral11.5%
Negative1.9%

Peptide Protocol+

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Injectly

No in-app purchases

None

Peptide Protocol+

No in-app purchases

Questions

Is Injectly free?
Injectly is free to download, with no in-app purchases.
Is Peptide Protocol+ free?
Peptide Protocol+ is free to download, with no in-app purchases.
Which has better reviews, Injectly or Peptide Protocol+?
Injectly is rated higher. Injectly averages 4.8 out of 5 from 507 ratings, while Peptide Protocol+ averages 3.5 from 2 ratings.
Do Injectly or Peptide Protocol+ have ads?
Neither Injectly nor Peptide Protocol+ shows ads.
Which is updated more often, Injectly or Peptide Protocol+?
Injectly ships an update every 2 weeks, and Peptide Protocol+ daily. Most recently, Injectly was updated on November 12, 2026 and Peptide Protocol+ on November 5, 2026.

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