# GastroAssistant vs Acid Reflux Diary

The clearest difference is in-app purchases: GastroAssistant at none against Acid Reflux Diary's 3. GastroAssistant also leads on iOS requirement (15.1 vs 17.0). Acid Reflux Diary's advantage is update cadence (every 6 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Acid Reflux Diary sells 3 in-app purchases, starting at $2.99 per month. GastroAssistant asks for nothing beyond the download.

GastroAssistant ships an update monthly, Acid Reflux Diary every 6 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | GastroAssistant | Acid Reflux Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/gastroassistant/id6746050155/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free | — |
| Size | 24 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Ivan Ruiz Quintero](https://appshunter.io/developer/1814871963) | [Ryosuke Igarashi](https://appshunter.io/developer/6781130241) |

## What reviewers say

### GastroAssistant

[App page](https://appshunter.io/ios/app/gastroassistant/id6746050155)

This app guides users with gastritis or GERD through personalized assessments and practical tools to improve digestive health. It offers educational content, habit tracking, and a reward system to support medical treatment and promote sustainable progress.

**Highlights:** Personalized health assessments, Practical lifestyle guidelines, Symptom and habit tracking, Educational content, Reward system for consistency, Breathing and rest strategies

**Features:** macOS Compatibility

**In-app purchases:** none


### Acid Reflux Diary

[App page](https://appshunter.io/ios/app/acid-reflux-diary-refluxlog/id6781159330)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RefluxLog Premium Monthly | $2.99 | per month |
| RefluxLog Premium Yearly | $19.99 | per year |
| RefluxLog Premium Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is GastroAssistant free?

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

### Is Acid Reflux Diary free?

Acid Reflux Diary is free to download, with in-app purchases available.

### Do GastroAssistant or Acid Reflux Diary have ads?

Neither GastroAssistant nor Acid Reflux Diary shows ads.

### Which is updated more often, GastroAssistant or Acid Reflux Diary?

GastroAssistant ships an update monthly, and Acid Reflux Diary every 6 days. Most recently, GastroAssistant was updated on November 5, 2026 and Acid Reflux Diary 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.*