# ChekkIt ToDo Lists vs WhenWas

The clearest difference is in-app purchases: ChekkIt ToDo Lists at none against WhenWas's 2. ChekkIt ToDo Lists also leads on iOS requirement (13.0 vs 18.0). WhenWas's advantage is update cadence (every 2 weeks vs every 4 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. WhenWas sells 2 one-off in-app purchases. ChekkIt ToDo Lists asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ChekkIt ToDo Lists against 5.0 for WhenWas. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ChekkIt ToDo Lists ships an update every 4 months, WhenWas every 2 weeks. The most recent releases landed on October 14, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | ChekkIt ToDo Lists | WhenWas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/chekkit-todo-lists/id1471048317/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/whenwas/id1666463083/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 126 MB | 6 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Zapata](https://appshunter.io/developer/1470154469) | [Drew Cortright](https://appshunter.io/developer/1257891442) |

## What reviewers say

### ChekkIt ToDo Lists

[App page](https://appshunter.io/ios/app/chekkit-todo-lists/id1471048317)

Create and manage your daily tasks with a simple and intuitive to-do list application. Organize your day with local lists designed for immediate use. Keep track of your responsibilities without complex features.

**Highlights:** Local "Today" lists, To-do list creation, List management, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### WhenWas

[App page](https://appshunter.io/ios/app/whenwas/id1666463083)

Effortlessly track recurring activities and important life events. This app helps you remember the last time you performed tasks like haircuts, maintenance, or medication. Widgets and a clean interface make tracking simple and accessible.

**Highlights:** Home and lock screen widgets, Apple Watch app integration, Smart search functionality, Timeline history for activities, Clean, intuitive design with dark mode, Optional iCloud sync for cross-device access

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | one-time |
| Yearly Subscription | $29.99 | one-time |


## Frequently asked questions

### Is ChekkIt ToDo Lists free?

ChekkIt ToDo Lists is free to download, with no in-app purchases.

### Is WhenWas free?

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

### Which has better reviews, ChekkIt ToDo Lists or WhenWas?

ChekkIt ToDo Lists and WhenWas are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do ChekkIt ToDo Lists or WhenWas have ads?

Neither ChekkIt ToDo Lists nor WhenWas shows ads.

### Which is updated more often, ChekkIt ToDo Lists or WhenWas?

ChekkIt ToDo Lists ships an update every 4 months, and WhenWas every 2 weeks. Most recently, ChekkIt ToDo Lists was updated on October 14, 2026 and WhenWas on September 26, 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.*