Comparison

Color Date One vs Rabbit RSSリーダー

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Color Date One

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
Read full description

Main Features 1. Highly visible date complication. 2. Circular complication is single element of weekday or day, which is adjustable in size. 3. Can set color of each date row using grid, slider, or color code. 4. Choose from 3 date formats, such as "year/month/day". 5. Compatible with Japanese era name. * Complications placed on colored dials are in monotone.

About

Rabbit RSSリーダー

Features
Read full description

シンプルで使いやすく、軽量で高速なRSSリーダーアプリです。 RSS対応しているサイトであればどのサイトでも登録することができます。 人気サイトから選んで登録することもできます。 標準で広告を非表示にする機能が搭載されているため、記事を快適に閲覧することができます。

Screenshots

Rabbit RSSリーダー4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Color Date One versus Rabbit RSSリーダー: the parameters behind the verdict, then further details
ParameterColor Date OneRabbit RSSリーダー
Price$1.99Free — better
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeks — betterEvery 23 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size2 MB43 MB
Age rating4+17+
DeveloperNAOTO UENORANRAN Solutions

In-app purchases

None

Color Date One

No in-app purchases

None

Rabbit RSSリーダー

No in-app purchases

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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