# Acid Reflux Diary vs AcidLog

The clearest difference is update cadence: Acid Reflux Diary at every 6 days against AcidLog's every 3 weeks. AcidLog's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Acid Reflux Diary sells 3 in-app purchases, starting at $2.99 per month and AcidLog sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Acid Reflux Diary ships an update every 6 days, AcidLog every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Acid Reflux Diary | AcidLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/acidlog-reflux-trigger-diary/id6790413892/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 6 MB | 45 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ryosuke Igarashi](https://appshunter.io/developer/6781130241) | [DJUMP, MB](https://appshunter.io/developer/1861303154) |

## What reviewers say

### 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 Pro (Lifetime) | $39.99 | one-time |


### AcidLog

[App page](https://appshunter.io/ios/app/acidlog-reflux-trigger-diary/id6790413892)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is Acid Reflux Diary free?

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

### Is AcidLog free?

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

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

Neither Acid Reflux Diary nor AcidLog shows ads.

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

Acid Reflux Diary ships an update every 6 days, and AcidLog every 3 weeks. Most recently, Acid Reflux Diary was updated on October 24, 2026 and AcidLog on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*