# To Do List vs CalendLab

The clearest difference is update cadence: CalendLab at every 3 weeks against To Do List's every 4 months. To Do List's advantage is iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. To Do List sells 3 in-app purchases, starting at $0.99 per month and CalendLab sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

To Do List ships an update every 4 months, CalendLab every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | To Do List | CalendLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/to-do-list-tasks-and-reminders/id1637958459/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 159 MB | 10 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Planning Technologies LLC](https://appshunter.io/developer/1618240887) | [Mikhail Borodin](https://appshunter.io/developer/1896664271) |

## What reviewers say

### To Do List

[App page](https://appshunter.io/ios/app/to-do-list-tasks-and-reminders/id1637958459)

This task manager allows you to organize your to-do lists with ease. It supports offline use and syncs with iCloud, Outlook, and Exchange accounts. Create unlimited local accounts and manage tasks with reminders, priorities, and sorting options.

**Highlights:** Offline task management, Sync with iCloud, Outlook, Exchange, Create unlimited local accounts, Task creation, editing, and prioritization, Sort, filter, and organize tasks, Drag and drop task management, Dark and light theme options

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access for a Month | $0.99 | per month |
| Full Access for a Year | $7.99 | per year |
| Full Access Forever | $17.99 | one-time |


### CalendLab

[App page](https://appshunter.io/ios/app/calendlab/id6769511397)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalendLab Pro | $4.99 | per month |


## Frequently asked questions

### Is To Do List free?

To Do List is free to download, with in-app purchases available.

### Is CalendLab free?

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

### Do To Do List or CalendLab have ads?

Neither To Do List nor CalendLab shows ads.

### Which is updated more often, To Do List or CalendLab?

To Do List ships an update every 4 months, and CalendLab every 3 weeks. Most recently, To Do List was updated on November 3, 2026 and CalendLab on November 5, 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.*