# Dialysis Diary vs DiaLog

The clearest difference is update cadence: Dialysis Diary at every 3 days against DiaLog's monthly. Dialysis Diary also leads on iOS requirement (15.5 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Dialysis Diary ships an update every 3 days, DiaLog monthly. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Dialysis Diary | DiaLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Size | 39 MB | 6 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Kryon Knowledge Works](https://appshunter.io/developer/1822461060) | [Zhi Feng Huang](https://appshunter.io/developer/1548860779) |

## What reviewers say

### Dialysis Diary

[App page](https://appshunter.io/ios/app/dialysis-diary/id6768959050)

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

**In-app purchases:** none


### DiaLog

[App page](https://appshunter.io/ios/app/dialog-dialysis-tracker/id6782161409)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dialysis Diary free?

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

### Is DiaLog free?

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

### Do Dialysis Diary or DiaLog have ads?

Neither Dialysis Diary nor DiaLog shows ads.

### Which is updated more often, Dialysis Diary or DiaLog?

Dialysis Diary ships an update every 3 days, and DiaLog monthly. Most recently, Dialysis Diary was updated on October 7, 2026 and DiaLog on October 25, 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.*