# iDays Pro vs 台灣坐標轉換

The clearest difference is review sentiment: iDays Pro at 73% against 台灣坐標轉換's 13%. iDays Pro also leads on device support (4 vs 2) and iOS requirement (9.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

iDays Pro costs $1.99 and 台灣坐標轉換 $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iDays Pro ships an update every 3 weeks, 台灣坐標轉換 every 6 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iDays Pro | 台灣坐標轉換 |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.7 (80 ratings)](https://appshunter.io/ios/app/idays-pro-elegant-countdown/id1006995319/reviews)** | — |
| Number of ratings | **80** | — |
| Positive reviews | **72.9% of reviews** | 12.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Paid | — |
| Size | 201 MB | 35 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gerinn LLC](https://appshunter.io/developer/537042831) | [Lee Shi-Yeang](https://appshunter.io/developer/1110256487) |

## What reviewers say

### iDays Pro

[App page](https://appshunter.io/ios/app/idays-pro-elegant-countdown/id1006995319)

This app helps you track and count down to important dates in your life. It offers customizable themes, event reminders, and a date calculator to ensure you never miss a special occasion. Advanced features include Touch ID sign-in and iCloud backup for enhanced privacy and data security.

**Highlights:** Count-down/Count-up events, Multiple themes, Date calculator, User-defined time reminders, Touch ID sign-in, iCloud backup, Apple Watch support

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

**In-app purchases:** none


### 台灣坐標轉換

[App page](https://appshunter.io/ios/app/id1141262952)

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

**In-app purchases:** none


## Frequently asked questions

### Is iDays Pro free?

iDays Pro costs $1.99, with no in-app purchases.

### Is 台灣坐標轉換 free?

台灣坐標轉換 costs $1.99, with no in-app purchases.

### Do iDays Pro or 台灣坐標轉換 have ads?

Neither iDays Pro nor 台灣坐標轉換 shows ads.

### Which is updated more often, iDays Pro or 台灣坐標轉換?

iDays Pro ships an update every 3 weeks, and 台灣坐標轉換 every 6 weeks. Most recently, iDays Pro was updated on October 26, 2026 and 台灣坐標轉換 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.*