# SHOTLOG vs PeptiSync

The clearest difference is update cadence: PeptiSync at every 3 days against SHOTLOG's fortnightly. PeptiSync also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. SHOTLOG sells 8 in-app purchases, starting at $0.99 per month and PeptiSync sells 7 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

SHOTLOG ships an update fortnightly, PeptiSync every 3 days. The most recent releases landed on October 15, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SHOTLOG | PeptiSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/peptisync/id6754933334/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 30.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Freemium | Freemium |
| Size | 53 MB | 97 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [RoboCFI LLC](https://appshunter.io/developer/953702880) | [PeptiSync](https://appshunter.io/developer/1850982029) |

## What reviewers say

### SHOTLOG

[App page](https://appshunter.io/ios/app/shotlog-peptide-tracker/id6738789312)

This app helps users meticulously track peptide protocols for weight loss and biohacking. It offers features like dose reminders, unit calculations, inventory management, and progress monitoring through charts and photos. Users can log nutrition, side effects, and export data for healthcare providers.

**Highlights:** Customizable peptide protocol creation, Dose calculation (mg, mcg, IU to units), Vial inventory and dose tracking, Intelligent dose reminders, Automatic injection site rotation, Weight, measurement, and progress photo tracking, Nutrition and side effect logging, Data export for healthcare providers

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | per month |
| Basic | $1.99 | per month |
| Pro Monthly | $2.99 | per month |
| Premium Monthly | $4.99 | per month |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $34.99 | per year |
| Premium Annually | $34.99 | per year |
| Pro Yearly | $34.99 | per year |


### PeptiSync

[App page](https://appshunter.io/ios/app/peptisync/id6754933334)

This app helps users manage peptide therapy by tracking doses, inventory, progress, and symptoms. It offers a curated library of peptides and vendor price comparisons, all within a secure and private environment.

**Highlights:** Comprehensive dose tracking, Visual progress tracking, Inventory management, Analytics and insights, Symptom and side effect logging, Peptide library, Vendor price comparison

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $4.99 | per month |
| Pro Monthly | $9.99 | per month |
| Pro Plus Monthly | $19.99 | per month |
| Basic Yearly | $54.99 | per year |
| Pro Yearly | $99.99 | per year |
| Elite Annual | $179.99 | per year |
| Pro Plus Yearly | $199.99 | per year |


## Frequently asked questions

### Is SHOTLOG free?

SHOTLOG is free to download, with in-app purchases available.

### Is PeptiSync free?

PeptiSync is free to download, with in-app purchases available.

### Do SHOTLOG or PeptiSync have ads?

Neither SHOTLOG nor PeptiSync shows ads.

### Which is updated more often, SHOTLOG or PeptiSync?

SHOTLOG ships an update fortnightly, and PeptiSync every 3 days. Most recently, SHOTLOG was updated on October 15, 2026 and PeptiSync on September 23, 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.*