# iDays Pro vs Color Date One

The clearest difference is review sentiment: iDays Pro at 73% against Color Date One's 0%. iDays Pro also leads on rating (4.7 vs 1.0) and ratings volume (80 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

iDays Pro costs $1.99 and Color Date One $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iDays Pro holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: iDays Pro has 80 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 73% of iDays Pro's written reviews are positive against 0% of Color Date One's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iDays Pro | Color Date One |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.7 (80 ratings)](https://appshunter.io/ios/app/idays-pro-elegant-countdown/id1006995319/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/color-date-one/id6480535376/reviews) |
| Number of ratings | **80** | 1 |
| Positive reviews | **72.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Paid | Paid |
| Size | 201 MB | 2 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Gerinn LLC](https://appshunter.io/developer/537042831) | [NAOTO UENO](https://appshunter.io/developer/1713488656) |

## 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


### Color Date One

[App page](https://appshunter.io/ios/app/color-date-one/id6480535376)

Customize your watch face with a highly visible date complication. Choose from various formats, adjust size, and personalize colors to match your style. Supports Japanese era names for a unique touch.

**Highlights:** Highly visible date complication, Adjustable circular complication size, Customizable date row colors, Multiple date formats, Japanese era name support

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is iDays Pro free?

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

### Is Color Date One free?

Color Date One costs $1.99, with no in-app purchases.

### Which has better reviews, iDays Pro or Color Date One?

iDays Pro is rated higher. iDays Pro averages 4.7 out of 5 from 80 ratings, while Color Date One averages 1.0 from 1 ratings.

### Do iDays Pro or Color Date One have ads?

Neither iDays Pro nor Color Date One shows ads.

### Which is updated more often, iDays Pro or Color Date One?

iDays Pro ships an update every 3 weeks, and Color Date One every 3 weeks. Most recently, iDays Pro was updated on October 24, 2026 and Color Date One on October 25, 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.*