# Simple Calendar (Plan Todo) vs WeekiScope

The clearest difference is ads: WeekiScope at none against Simple Calendar (Plan Todo)'s shown. WeekiScope also leads on update cadence (every 2 days vs every 6 weeks). Simple Calendar (Plan Todo)'s advantage is iOS requirement (15.6 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Calendar (Plan Todo) sells 1 one-off in-app purchase and WeekiScope sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Simple Calendar (Plan Todo) ships an update every 6 weeks, WeekiScope every 2 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Simple Calendar (Plan Todo) | WeekiScope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Size | 75 MB | 7 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 12+ | 4+ |
| Developer | [Huy Huynh](https://appshunter.io/developer/1815003126) | [HYOKUN KIM](https://appshunter.io/developer/6810252718) |

## What reviewers say

### Simple Calendar (Plan Todo)

[App page](https://appshunter.io/ios/app/simple-calendar-plan-todo/id6746109019)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


### WeekiScope

[App page](https://appshunter.io/ios/app/weekiscope/id6810252716)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One-Month Weeki Pass | $1.99 | one-time |
| Lifetime Weeki Pass | $17.99 | one-time |


## Frequently asked questions

### Is Simple Calendar (Plan Todo) free?

Simple Calendar (Plan Todo) is free to download, with in-app purchases available.

### Is WeekiScope free?

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

### Do Simple Calendar (Plan Todo) or WeekiScope have ads?

Simple Calendar (Plan Todo) shows ads; WeekiScope does not.

### Which is updated more often, Simple Calendar (Plan Todo) or WeekiScope?

Simple Calendar (Plan Todo) ships an update every 6 weeks, and WeekiScope every 2 days. Most recently, Simple Calendar (Plan Todo) was updated on October 30, 2026 and WeekiScope on October 31, 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.*