# SiboSafe vs One

The clearest difference is in-app purchases: One at none against SiboSafe's 3. One also leads on update cadence (weekly vs fortnightly) and iOS requirement (16.4 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. SiboSafe sells 3 in-app purchases, starting at $5.99 per month. One asks for nothing beyond the download.

SiboSafe ships an update fortnightly, One weekly. Both last shipped on October 3, 2026.

## The numbers

| Metric | SiboSafe | One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/sibosafe-low-fodmap-tracker/id1662846853/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 108 MB | 56 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [VESIGN d.o.o.](https://appshunter.io/developer/1505766479) | [Greg Hutchins](https://appshunter.io/developer/1859750470) |

## What reviewers say

### SiboSafe

[App page](https://appshunter.io/ios/app/sibosafe-low-fodmap-tracker/id1662846853)

Easily track meals and symptoms to identify food triggers and understand your digestive health. Scan product ingredients to check for high FODMAP content and personalize your diet based on tolerance analysis.

**Highlights:** Meal and symptom tracking diary, Low FODMAP food guide, Product ingredient scanning, FODMAP tolerance analysis, Trigger and super-food identification

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SiboSafe Premium (1 month) | $5.99 | per month |
| SiboSafe Premium (3 months) | $12.99 | per 3 months |
| SiboSafe Premium (1 year) | $34.99 | per year |


### One

[App page](https://appshunter.io/ios/app/one-shake/id6759610331)

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

**In-app purchases:** none


## Frequently asked questions

### Is SiboSafe free?

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

### Is One free?

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

### Do SiboSafe or One have ads?

Neither SiboSafe nor One shows ads.

### Which is updated more often, SiboSafe or One?

SiboSafe ships an update fortnightly, and One weekly. Most recently, SiboSafe was updated on October 3, 2026 and One on October 3, 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.*