# Color Date One vs Rabbit RSSリーダー

The clearest difference is price: Rabbit RSSリーダー at Free against Color Date One's $1.99. Color Date One's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 23 months). On in-app purchases and device support there is nothing between them.

Rabbit RSSリーダー is free to download; Color Date One costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Color Date One ships an update every 3 weeks, Rabbit RSSリーダー every 23 months. The most recent releases landed on September 23, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | Color Date One | Rabbit RSSリーダー |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/color-date-one/id6480535376/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 23 months |
| Monetization | Paid | — |
| Size | 2 MB | 43 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [NAOTO UENO](https://appshunter.io/developer/1713488656) | [RANRAN Solutions](https://appshunter.io/developer/1760305402) |

## What reviewers say

### 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


### Rabbit RSSリーダー

[App page](https://appshunter.io/ios/app/rabbit-rss/id6736563258)

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

**In-app purchases:** none


## Frequently asked questions

### Is Color Date One free?

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

### Is Rabbit RSSリーダー free?

Rabbit RSSリーダー is free to download, with no in-app purchases.

### Do Color Date One or Rabbit RSSリーダー have ads?

Rabbit RSSリーダー shows ads; Color Date One does not.

### Which is updated more often, Color Date One or Rabbit RSSリーダー?

Color Date One ships an update every 3 weeks, and Rabbit RSSリーダー every 23 months. Most recently, Color Date One was updated on September 23, 2026 and Rabbit RSSリーダー on September 4, 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.*