# GutLog vs BP Sync

The clearest difference is in-app purchases: BP Sync at none against GutLog's 10. BP Sync also leads on update cadence (weekly vs every 2 weeks). GutLog's advantage is iOS requirement (16.0 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. GutLog sells 10 in-app purchases, starting at $3.99 per 7 days. BP Sync asks for nothing beyond the download.

GutLog ships an update every 2 weeks, BP Sync weekly. The most recent releases landed on October 11, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GutLog | BP Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gutlog-poop-tracker-ibs-log/id6745683985/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 2 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Igor Krupski](https://appshunter.io/developer/1813330130) | [Yi An Chen](https://appshunter.io/developer/1834514205) |

## What reviewers say

### GutLog

[App page](https://appshunter.io/ios/app/gutlog-poop-tracker-ibs-log/id6745683985)

This app helps you track digestive health, monitor bowel movements, and identify food triggers. It's designed for individuals managing conditions like IBS, IBD, and SIBO, providing data-driven insights for better gut health management and doctor communication.

**Highlights:** Advanced poop tracker with Bristol Stool Scale, Food diary and intolerance tracking, Visualize gut health trends, Home screen widgets for quick logging, Doctor-ready PDF reports, 100% private and secure data

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GutLog Weekly | $3.99 | per 7 days |
| GutLog Premium Weekly | $3.99 | per 7 days |
| Weekly Subscription | $4.99 | per 7 days |
| GutLog Premium Monthly | $12.99 | per month |
| GutLog Premium Monthly | $12.99 | per month |
| GutLog Premium Monthly | $12.99 | per month |
| Monthly subscription | $12.99 | per month |
| Annually subscription | $59.99 | per year |
| GutLog Premium Yearly | $59.99 | per year |
| GutLog Premium Yearly | $59.99 | per year |


### BP Sync

[App page](https://appshunter.io/ios/app/bp-sync/id6751298941)

**In-app purchases:** none


## Frequently asked questions

### Is GutLog free?

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

### Is BP Sync free?

BP Sync is free to download, with no in-app purchases.

### Do GutLog or BP Sync have ads?

Neither GutLog nor BP Sync shows ads.

### Which is updated more often, GutLog or BP Sync?

GutLog ships an update every 2 weeks, and BP Sync weekly. Most recently, GutLog was updated on October 11, 2026 and BP Sync on October 28, 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.*