# Vertical  Calendar. vs 測量 座標計算

The clearest difference is review sentiment: Vertical  Calendar. at 58% against 測量 座標計算's 18%. Vertical  Calendar. also leads on monetization model (free vs paid). 測量 座標計算's advantage is update cadence (monthly vs every 2 months). On price, ads, in-app purchases and device support there is nothing between them.

Vertical  Calendar. costs $1.99 and 測量 座標計算 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Vertical  Calendar. ships an update every 2 months, 測量 座標計算 monthly. Both last shipped on November 1, 2026.

## The numbers

| Metric | Vertical  Calendar. | 測量 座標計算 |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/vertical-calendar/id447320312/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **57.9% of reviews** | 17.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 3 MB | 6 MB |
| Requires iOS | **13.0** | 14.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Unitac](https://appshunter.io/developer/381005466) | [youji okamura](https://appshunter.io/developer/834016142) |

## 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


### 測量 座標計算

[App page](https://appshunter.io/ios/app/id989856065)

This app simplifies construction surveying by calculating angles and distances using the reverse traverse method. Input known coordinates and it computes unknown points, eliminating the need for manual scientific calculator work on-site. Elevation calculations are also supported.

**Highlights:** Reverse traverse method calculations, Input XY coordinates, Calculate contained angle, Calculate distance, Elevation calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is Vertical  Calendar. free?

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

### Is 測量 座標計算 free?

測量 座標計算 costs $1.99, with no in-app purchases.

### Do Vertical  Calendar. or 測量 座標計算 have ads?

Neither Vertical  Calendar. nor 測量 座標計算 shows ads.

### Which is updated more often, Vertical  Calendar. or 測量 座標計算?

Vertical  Calendar. ships an update every 2 months, and 測量 座標計算 monthly. Most recently, Vertical  Calendar. was updated on November 1, 2026 and 測量 座標計算 on November 1, 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.*