# Calendar app *DeepBlack vs Mega Calendar

The clearest difference is rating: Mega Calendar at 5.0 against Calendar app *DeepBlack's 4.5. Mega Calendar also leads on update cadence (every 2 weeks vs every 5 months). Calendar app *DeepBlack's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. Mega Calendar sells 3 in-app purchases, starting at $0.99 per month. Calendar app *DeepBlack asks for nothing beyond the download.

Mega Calendar holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Calendar app *DeepBlack ships an update every 5 months, Mega Calendar every 2 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calendar app *DeepBlack | Mega Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/calendar-app-deepblack/id1115009429/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mega-calendar/id6496850711/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 103 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Bakerstreet Co., Ltd.](https://appshunter.io/developer/1090599145) | [VU THANH](https://appshunter.io/developer/1009861172) |

## What reviewers say

### Calendar app *DeepBlack

[App page](https://appshunter.io/ios/app/calendar-app-deepblack/id1115009429)

Organize your schedule with a simple calendar, time, and to-do list. Add tasks and appointments with a touch, and visually distinguish events using customizable color-coding. This app offers a private way to manage your plans without needing to register.

**Highlights:** Daily task and appointment list, Color-coded event decoration, Customizable schedule creation, Private, device-saved plans, Simple touch interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Mega Calendar

[App page](https://appshunter.io/ios/app/mega-calendar/id6496850711)

Organize your schedule with detailed daily planning, recurring event setup, and customizable reminders. Create travel itineraries, manage to-do lists with notifications, and access all features offline. Personalize notification sounds to distinguish between events.

**Highlights:** Detailed daily planning, Recurring event setup, Customizable reminders, Travel itinerary creation, To-do list management, Offline functionality, Customizable notification sounds

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $3.99 | per year |
| Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Calendar app *DeepBlack free?

Calendar app *DeepBlack is free to download, with no in-app purchases.

### Is Mega Calendar free?

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

### Which has better reviews, Calendar app *DeepBlack or Mega Calendar?

Mega Calendar is rated higher. Calendar app *DeepBlack averages 4.5 out of 5 from 2 ratings, while Mega Calendar averages 5.0 from 1 ratings.

### Do Calendar app *DeepBlack or Mega Calendar have ads?

Mega Calendar shows ads; Calendar app *DeepBlack does not.

### Which is updated more often, Calendar app *DeepBlack or Mega Calendar?

Calendar app *DeepBlack ships an update every 5 months, and Mega Calendar every 2 weeks. Most recently, Calendar app *DeepBlack was updated on October 12, 2026 and Mega Calendar on October 24, 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.*