# Vertical  Calendar. vs LEFT / RIGHT

The clearest difference is in-app purchases: Vertical  Calendar. at none against LEFT / RIGHT's 10. Vertical  Calendar. also leads on iOS requirement (13.0 vs 17.0). LEFT / RIGHT's advantage is update cadence (daily vs every 2 months) and price ($0.49 vs $1.99). On ads and device support there is nothing between them.

Vertical  Calendar. costs $1.99 and LEFT / RIGHT $0.49 up front. LEFT / RIGHT sells 10 one-off in-app purchases. Vertical  Calendar. asks for nothing beyond the download.

Vertical  Calendar. ships an update every 2 months, LEFT / RIGHT daily. Both last shipped on October 29, 2026.

## The numbers

| Metric | Vertical  Calendar. | LEFT / RIGHT |
| --- | --- | --- |
| Price | $1.99 | **$0.49** |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/vertical-calendar/id447320312/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 57.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 3 MB | 63 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Unitac](https://appshunter.io/developer/381005466) | [RIEKO NAITO](https://appshunter.io/developer/1823123668) |

## What reviewers say

### Vertical  Calendar.

[App page](https://appshunter.io/ios/app/vertical-calendar/id447320312)

This app offers a unique monthly calendar view for iPhone and iPod Touch, allowing users to see all their calendars together in one overview. Customize backgrounds, icons, and font sizes for a personalized experience.

**Highlights:** At-a-glance monthly calendar view, Syncs with multiple calendar services, Customizable background and icon colors, Task management integration, Personalized calendar wallpapers, Supports holidays worldwide

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

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent monthly overview
- 👍 Easy to read and understand
- 👍 Highly customizable
- 👍 Syncs with other calendars
- 👍 Long-term user satisfaction

**What reviewers complain about**

- 🐛 Text color defaulting to black
- 🐛 Loss of events after updates/OS upgrades
- 🐛 Checkmarks disappearing
- 🐛 Inability to edit times
- 🐛 Color coding issues

**Reported bugs**

- Default text color is gray and cannot be changed to black
- Lost all events after phone/OS update
- Checkmarks disappear
- Cannot edit event times, reverts to previous time
- Event text color reverts to black

**Requested features**

- Android release requested
- iPad HD version needed
- Add photo to event
- Yearly view option
- Rotation for iPad


### LEFT / RIGHT

[App page](https://appshunter.io/ios/app/left-right-diary-and-plans/id6812054713)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Digital Green | $0.49 | one-time |
| Heisei Retro | $0.49 | one-time |
| Moonlit Carnival | $0.49 | one-time |
| Neon Atami | $0.49 | one-time |
| Stardust Aquarium | $0.49 | one-time |
| Nightmare Candy | $0.49 | one-time |
| Cyber Rococo | $0.49 | one-time |
| Industrial | $0.49 | one-time |
| Electric Street | $0.49 | one-time |
| Travel Journal | $1.99 | one-time |


## Frequently asked questions

### Is Vertical  Calendar. free?

Vertical  Calendar. costs $1.99, with no in-app purchases.

### Is LEFT / RIGHT free?

LEFT / RIGHT costs $0.49, and also offers in-app purchases.

### Do Vertical  Calendar. or LEFT / RIGHT have ads?

Neither Vertical  Calendar. nor LEFT / RIGHT shows ads.

### Which is updated more often, Vertical  Calendar. or LEFT / RIGHT?

Vertical  Calendar. ships an update every 2 months, and LEFT / RIGHT daily. Most recently, Vertical  Calendar. was updated on October 29, 2026 and LEFT / RIGHT on October 29, 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.*