# 測量 座標計算 vs LogCalendar

The clearest difference is review sentiment: LogCalendar at 65% against 測量 座標計算's 18%. LogCalendar also leads on price ($0.99 vs $1.99). 測量 座標計算's advantage is update cadence (monthly vs every 6 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

測量 座標計算 costs $1.99 and LogCalendar $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

測量 座標計算 ships an update monthly, LogCalendar every 6 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | 測量 座標計算 | LogCalendar |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/logcalendar-time-tracker/id1016292838/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 17.6% of reviews | **64.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Paid | Paid |
| Size | 6 MB | 2 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [youji okamura](https://appshunter.io/developer/834016142) | [iLeaf](https://appshunter.io/developer/358073023) |

## What reviewers say

### 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


### LogCalendar

[App page](https://appshunter.io/ios/app/logcalendar-time-tracker/id1016292838)

Easily track your daily activities by logging them directly to your iOS Calendar with a single tap. Visualize your time usage with detailed graphs and manage your tasks efficiently.

**Highlights:** One-tap start/end tracking, Records to iOS Calendar, Color-coded calendars, Editable recorded events, Customizable task buttons, Day/week/month/year graphs, Apple Watch support

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

**In-app purchases:** none


## Frequently asked questions

### Is 測量 座標計算 free?

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

### Is LogCalendar free?

LogCalendar costs $0.99, with no in-app purchases.

### Do 測量 座標計算 or LogCalendar have ads?

Neither 測量 座標計算 nor LogCalendar shows ads.

### Which is updated more often, 測量 座標計算 or LogCalendar?

測量 座標計算 ships an update monthly, and LogCalendar every 6 months. Most recently, 測量 座標計算 was updated on November 1, 2026 and LogCalendar on November 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*