# Histamine Intolerance Scanner vs Tide

The clearest difference is in-app purchases: Histamine Intolerance Scanner at none against Tide's 4. Histamine Intolerance Scanner also leads on iOS requirement (16.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Tide sells 4 one-off in-app purchases. Histamine Intolerance Scanner asks for nothing beyond the download.

Histamine Intolerance Scanner ships an update every 3 days, Tide every 6 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Histamine Intolerance Scanner | Tide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/histamine-intolerance-scanner/id1640339997/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | Free | — |
| Size | 45 MB | 18 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Jeremy Roustang](https://appshunter.io/developer/595131737) | [David Petrina](https://appshunter.io/developer/1504156742) |

## What reviewers say

### Histamine Intolerance Scanner

[App page](https://appshunter.io/ios/app/histamine-intolerance-scanner/id1640339997)

This app helps you identify ingredients that may cause histamine intolerance. It provides a searchable database of over 1000 ingredients with varying intolerance levels.

**Highlights:** Searchable ingredient database, Over 1000 ingredients listed, Intolerance level indicators, Quick ingredient lookup

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

**In-app purchases:** none


### Tide

[App page](https://appshunter.io/ios/app/tide-quiet-habit-tracker/id6768454965)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A small wave | $0.99 | one-time |
| A larger tide | $2.99 | one-time |
| A higher tide | $4.99 | one-time |
| A full tide | $9.99 | one-time |


## Frequently asked questions

### Is Histamine Intolerance Scanner free?

Histamine Intolerance Scanner is free to download, with no in-app purchases.

### Is Tide free?

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

### Do Histamine Intolerance Scanner or Tide have ads?

Neither Histamine Intolerance Scanner nor Tide shows ads.

### Which is updated more often, Histamine Intolerance Scanner or Tide?

Histamine Intolerance Scanner ships an update every 3 days, and Tide every 6 days. Most recently, Histamine Intolerance Scanner was updated on November 3, 2026 and Tide on November 5, 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.*