# OpenTodoList vs When2Do

The clearest difference is review sentiment: When2Do at 100% against OpenTodoList's 50%. When2Do also leads on rating (5.0 vs 4.5) and update cadence (every 10 days vs every 2 months). OpenTodoList's advantage is ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

When2Do holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 50% of OpenTodoList's written reviews are positive against 100% of When2Do's.

OpenTodoList ships an update every 2 months, When2Do every 10 days. The most recent releases landed on July 21, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | OpenTodoList | When2Do |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4 ratings)](https://appshunter.io/ios/app/opentodolist/id1490013766/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/when2do/id1672746901/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free | Free |
| Size | 54 MB | 2 MB |
| Requires iOS | 17 | **16.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Martin Hoeher](https://appshunter.io/developer/1490013765) | [iDan](https://appshunter.io/developer/304768858) |

## What reviewers say

### OpenTodoList

[App page](https://appshunter.io/ios/app/opentodolist/id1490013766)

Organize tasks, notes, and images within local libraries for maximum privacy. Offers synchronization options via self-hosted servers or cloud services like Dropbox. Data is stored as simple files, enabling third-party synchronization tools.

**Highlights:** Organize todo lists and notes, Store images in libraries, Local-only storage for privacy, Sync via NextCloud, ownCloud, WebDAV, or Dropbox, File-based data storage, Third-party sync tool compatibility

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

**In-app purchases:** none


### When2Do

[App page](https://appshunter.io/ios/app/when2do/id1672746901)

This app helps you plan your activities by scheduling them based on duration, deadline, and your work schedule. It tracks task progress and can export data to CSV. View your overall schedule in a GANTT style.

**Highlights:** Automated activity scheduling, Task duration and deadline input, Work schedule and holiday consideration, Task execution status tracking, CSV data export, GANTT style schedule view

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OpenTodoList free?

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

### Is When2Do free?

When2Do is free to download, with no in-app purchases.

### Which has better reviews, OpenTodoList or When2Do?

When2Do is rated higher. OpenTodoList averages 4.5 out of 5 from 4 ratings, while When2Do averages 5.0 from 1 ratings.

### Do OpenTodoList or When2Do have ads?

Neither OpenTodoList nor When2Do shows ads.

### Which is updated more often, OpenTodoList or When2Do?

OpenTodoList ships an update every 2 months, and When2Do every 10 days. Most recently, OpenTodoList was updated on July 21, 2026 and When2Do on June 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.*