Comparison

Peptide Log vs PepStash

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

Head to head
About

Peptide Log

Manage your peptide treatment plan with this app. Track injections, monitor progress, manage inventory, and visualize your treatment with advanced features. It offers a free trial before requiring a subscription.

Highlights
  • Multi-phase protocol tracking
  • Custom peptide blend creation
  • Full inventory management
  • Consumables tracking with alerts
  • Pharmacokinetic concentration curves
  • Injection site rotation
  • Progress photo tracking
Features
Read full description

Stay on track with your prescribed peptide treatment plan with Peptide Log, a comprehensive tracking solution for managing injections, monitoring progress, and tracking inventory. A subscription is required for access after the 7 day commitment free trial. IMPORTANT: This app is for personal tracking purposes ONLY. It does not provide medical advice. Always consult your healthcare provider regarding your treatment plan. - Advanced multi-phase protocols with automatic titration, maintenance, and tapering - Create custom peptide blends with personalized ratios - Full inventory management: vials, pens, pill bottles, batches, expiry dates, and remaining volumes - Track consumables: syringes, pen needles, alcohol swabs, and diluents with low-stock alerts - Interactive home screen widgets showing doses and live concentration charts - Pharmacokinetic concentration curves visualizing peptide levels over time - Track multiple people with separate profiles sharing the same inventory - Procurement tracking: orders, vendors, tracking numbers, and delivery status - Support for injectable, oral, and nasal dosing routes - Smart injection site rotation with color-coded safety indicators - Log side effects with severity tracking and injection correlations - Capture progress photos and track your visual transformation - Flexible cyclical dosing with customizable on/off periods - Sync weight with Apple Health and back up securely with iCloud Made with love in Bavaria Privacy Policy: https://gist.github.com/Johannes-ece/f1fc243016da98c1ee977145755f0f29 Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PepStash

Manage your peptide inventory, track costs, and log doses with this personal companion app. It helps calculate concentrations, suggests ideal water amounts, and syncs data across household devices via iCloud for seamless sharing and reminders.

Highlights
  • Peptide inventory management
  • Cost per milligram calculation
  • Reconstitution concentration calculator
  • Dose logging with vial tracking
  • Household data syncing via iCloud
  • Dose reminders and alerts
  • Purity test result linking
Features
Read full description

PepStash is your personal peptide management companion. Track inventory from purchase through reconstitution to dose logging — synced across your household via iCloud. INVENTORY & KITS Add individual vials or purchase kits. See quantities and milligram breakdowns at a glance. Track what you paid per kit and PepStash calculates cost per milligram. Add third-party purity test results with a link to the report. Stock rotation sorting ensures oldest kits are used first. PRICE ANALYTICS Compare cost per milligram across suppliers. Toggle between labeled and tested mg values to see what you actually received versus what you paid for. RECONSTITUTION Enter your bacteriostatic water amount and get your concentration instantly. The built-in calculator suggests ideal water amounts based on your expected dose, highlighting options that land on clean syringe units. DOSE LOGGING Log every dose with peptide name, amount, unit (mg, mcg, IU), and source vial. Active vials automatically track remaining milligrams so you always know what's left. SHARE WITH YOUR PARTNER Invite your spouse or partner via CloudKit sharing. Both of you can manage inventory, reconstitute vials, and log doses from your own devices. Each person's doses are tagged separately. DASHBOARD & REMINDERS Your daily command center shows today's doses, active vial status with color-coded depletion gauges, low inventory alerts, and quick-action buttons. Set recurring dose schedules with reminders so you never miss a dose day. PRIVACY FIRST All data stays on your device and your private iCloud account. No servers, no accounts, no tracking.

Screenshots

Peptide Log4 screens
PepStash4 screens

Verdict

The call

The clearest difference is rating: PepStash at 5.0 against Peptide Log's 4.2. PepStash also leads on in-app purchases (none vs 2) and update cadence (every 3 days vs every 8 days). Peptide Log's advantage is ratings volume (35 vs 2). On price, ads, device support and iOS requirement 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 Log sells 2 in-app purchases, starting at $8.99 per month. PepStash asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PepStash holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Peptide Log has 35 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Peptide Log ships an update every 8 days, PepStash every 3 days. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

Scorecard5 real differences · 5 level
Peptide Log versus PepStash: the parameters behind the verdict, then further details
ParameterPeptide LogPepStash
PriceFreeFree
Rating4.2 (35 ratings)5.0 (2 ratings) — better
Positive reviews75.0% of reviews—
Number of ratings35 — better2
Update frequencyEvery 8 daysEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.617.0 — better
Further details — not scored
Size60 MB3 MB
Age rating17+4+
DeveloperJohannes von GrundherrAaron Voges

Customer experience

Peptide Log

All ratings34 ratings
Positive82.4%
Neutral2.9%
Negative14.7%
Written reviews20 reviews
Positive75.0%
Neutral5.0%
Negative20.0%

PepStash

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Peptide Log

Subscriptions2
  • Peptide Log Monthly$8.991 Month
  • Peptide Log Yearly$39.991 Year
None

PepStash

No in-app purchases

Questions

Is Peptide Log free?
Peptide Log is free to download, with in-app purchases available.
Is PepStash free?
PepStash is free to download, with no in-app purchases.
Which has better reviews, Peptide Log or PepStash?
PepStash is rated higher. Peptide Log averages 4.2 out of 5 from 35 ratings, while PepStash averages 5.0 from 2 ratings.
Do Peptide Log or PepStash have ads?
Neither Peptide Log nor PepStash shows ads.
Which is updated more often, Peptide Log or PepStash?
Peptide Log ships an update every 8 days, and PepStash every 3 days. Most recently, Peptide Log was updated on October 2, 2026 and PepStash on October 10, 2026.

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