# GrowLog vs Light Diary

The clearest difference is update cadence: GrowLog at every 3 days against Light Diary's every 3 weeks. Light Diary's advantage is iOS requirement (15.1 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.

GrowLog ships an update every 3 days, Light Diary every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GrowLog | Light Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 4 MB | 29 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Haiming Peng](https://appshunter.io/developer/1840801019) | [海涛 张](https://appshunter.io/developer/1894749044) |

## What reviewers say

### GrowLog

[App page](https://appshunter.io/ios/app/growlog/id6756344827)

**Features:** macOS Compatibility

**In-app purchases:** none


### Light Diary

[App page](https://appshunter.io/ios/app/light-diary-daily-journal/id6767800450)

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

**In-app purchases:** none


## Frequently asked questions

### Is GrowLog free?

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

### Is Light Diary free?

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

### Do GrowLog or Light Diary have ads?

Neither GrowLog nor Light Diary shows ads.

### Which is updated more often, GrowLog or Light Diary?

GrowLog ships an update every 3 days, and Light Diary every 3 weeks. Most recently, GrowLog was updated on October 24, 2026 and Light Diary 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.*