# Peptide Log vs PepStash

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.

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.

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.

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.

## The numbers

| Metric | Peptide Log | PepStash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (35 ratings)](https://appshunter.io/ios/app/peptide-log/id6744315346/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pepstash/id6760975200/reviews)** |
| Number of ratings | **35** | 2 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 3 days** |
| Monetization | Subscription | **Free** |
| Size | 60 MB | 3 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Johannes von Grundherr](https://appshunter.io/developer/1806943173) | [Aaron Voges](https://appshunter.io/developer/1866792993) |

## What reviewers say

### Peptide Log

[App page](https://appshunter.io/ios/app/peptide-log/id6744315346)

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:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptide Log Monthly | $8.99 | per month |
| Peptide Log Yearly | $39.99 | per year |


### PepStash

[App page](https://appshunter.io/ios/app/pepstash/id6760975200)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*