# TimeLog vs Calendar ToDo

The clearest difference is update cadence: Calendar ToDo at weekly against TimeLog's every 3 weeks. Calendar ToDo also leads on iOS requirement (17.0 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. TimeLog sells 1 in-app purchase, starting at $1.99 per month and Calendar ToDo sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

TimeLog ships an update every 3 weeks, Calendar ToDo weekly. The most recent releases landed on September 13, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | TimeLog | Calendar ToDo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 5 MB | 14 MB |
| Requires iOS | 26.1 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Tomohiko Yasui](https://appshunter.io/developer/1858745695) | [Yugo Okugawa](https://appshunter.io/developer/1861088480) |

## What reviewers say

### TimeLog

[App page](https://appshunter.io/ios/app/timelog-simple-notes/id6756152890)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TimeLog Premium (Monthly) | $1.99 | per month |


### Calendar ToDo

[App page](https://appshunter.io/ios/app/calendar-todo-progress-log/id6756511434)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calendar ToDo Plus Monthly | $1.99 | per month |
| Calendar ToDo Plus Annual | $14.99 | per year |


## Frequently asked questions

### Is TimeLog free?

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

### Is Calendar ToDo free?

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

### Do TimeLog or Calendar ToDo have ads?

Neither TimeLog nor Calendar ToDo shows ads.

### Which is updated more often, TimeLog or Calendar ToDo?

TimeLog ships an update every 3 weeks, and Calendar ToDo weekly. Most recently, TimeLog was updated on September 13, 2026 and Calendar ToDo on September 16, 2026.

---

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