# CalenGoo Calendar vs One Tasks

The clearest difference is price: One Tasks at Free against CalenGoo Calendar's $6.99. One Tasks also leads on rating (4.8 vs 4.6) and update cadence (monthly vs every 2 months). CalenGoo Calendar's advantage is chart position (#177 vs unranked) and iOS requirement (13.0 vs 15.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

One Tasks is free to download; CalenGoo Calendar costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

One Tasks holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 301 and 277 respectively. Written reviews point the same way: 79% of CalenGoo Calendar's written reviews are positive against 91% of One Tasks's.

CalenGoo Calendar ships an update every 2 months, One Tasks monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | CalenGoo Calendar | One Tasks |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [4.6 (301 ratings)](https://appshunter.io/ios/app/calengoo-calendar/id300370871/reviews) | **[4.8 (277 ratings)](https://appshunter.io/ios/app/one-tasks/id1455000420/reviews)** |
| Number of ratings | **301** | 277 |
| Positive reviews | 79.4% of reviews | **90.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#177** | — |
| Size | 30 MB | 61 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Dominique Andr Gunia](https://appshunter.io/developer/295407468) | [Code Spark](https://appshunter.io/developer/1238379384) |

## What reviewers say

### CalenGoo Calendar

[App page](https://appshunter.io/ios/app/calengoo-calendar/id300370871)

**Currently charting:** #177 Top Paid · Productivity (US App Store)

Access and manage your Google Calendar and iOS calendars with this app. It offers offline access, event synchronization, and advanced features like drag-and-drop event management and task list integration. Customize your calendar views and print your schedule.

**Highlights:** Offline access to calendar data, Google Calendar and iOS calendar sync, Drag-and-drop event management, Event templates for quick creation, Print/PDF export of calendar views, Google Tasks integration

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Highly customizable
- 👍 Seamless Google Calendar integration
- 🔍 Powerful search functionality
- 📅 Excellent month/week/day views
- 💻 Works across multiple devices

**What reviewers complain about**

- 🐛 Occasional sync issues
- 🕰️ Slow performance on older devices
- 📚 Steep learning curve for advanced features
- 💰 Relatively high price point

**Reported bugs**

- Crashes when editing events
- Duplicate events after sync
- Incorrect time zone handling

**Requested features**

- Dark mode option
- Improved task management integration
- Ability to customize event icons
- Smoother transition between calendar views


### One Tasks

[App page](https://appshunter.io/ios/app/one-tasks/id1455000420)

Manage your to-do lists and tasks with a trusted application. Features include subtasks, due dates, reminders, and widgets. It syncs with popular services like Google Tasks and Outlook, and supports CalDAV for data ownership.

**Highlights:** Subtask management, Due dates and reminders, Widgets for quick access, Sync with Google Tasks, Outlook, Office 365, iCloud Reminders, CalDAV provider integration, Cross-device support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CalenGoo Calendar free?

CalenGoo Calendar costs $6.99, with no in-app purchases.

### Is One Tasks free?

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

### Which has better reviews, CalenGoo Calendar or One Tasks?

One Tasks is rated higher. CalenGoo Calendar averages 4.6 out of 5 from 301 ratings, while One Tasks averages 4.8 from 277 ratings.

### Do CalenGoo Calendar or One Tasks have ads?

Neither CalenGoo Calendar nor One Tasks shows ads.

### Which is updated more often, CalenGoo Calendar or One Tasks?

CalenGoo Calendar ships an update every 2 months, and One Tasks monthly. Most recently, CalenGoo Calendar was updated on November 6, 2026 and One Tasks on November 6, 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.*