# lifelify vs Simple ToDo Diary

The clearest difference is in-app purchases: lifelify at none against Simple ToDo Diary's 1. Simple ToDo Diary's advantage is update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Simple ToDo Diary sells 1 one-off in-app purchase. lifelify asks for nothing beyond the download.

lifelify ships an update every 4 days, Simple ToDo Diary daily. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | lifelify | Simple ToDo Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Size | 28 MB | 4 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MAKOTO INAZUMI](https://appshunter.io/developer/1856275402) | [Kazuya Hashimoto](https://appshunter.io/developer/1857972259) |

## What reviewers say

### lifelify

[App page](https://appshunter.io/ios/app/lifelify-todo/id6755782099)

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

**In-app purchases:** none


### Simple ToDo Diary

[App page](https://appshunter.io/ios/app/simple-todo-diary/id6756016949)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を非表示にする | $1.99 | one-time |


## Frequently asked questions

### Is lifelify free?

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

### Is Simple ToDo Diary free?

Simple ToDo Diary is free to download, with in-app purchases available.

### Do lifelify or Simple ToDo Diary have ads?

Neither lifelify nor Simple ToDo Diary shows ads.

### Which is updated more often, lifelify or Simple ToDo Diary?

lifelify ships an update every 4 days, and Simple ToDo Diary daily. Most recently, lifelify was updated on October 28, 2026 and Simple ToDo Diary on October 25, 2026.

---

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