Comparison

Poker Nuts vs Koyomi

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

Head to head
About

Poker Nuts

This app assists beginner poker players by identifying the best possible hand combination and calculating the probability of a player's hand being stronger than others. It aims to improve understanding of poker hands and odds.

Highlights
  • Identifies best poker hand combination
  • Calculates hand probabilities
  • Shows stronger hand combinations
  • Aids novice players
Features
Currently charting
Read full description

"Poker Nuts" is an App designed to help novice poker players. Nuts - the best combination out of all possibilities for your current hand. The app has the following functions: - Shows the best combination for a player - Helps measure the probabilities for a player’s hand, by showing the amount of combinations that are stronger than his hand

About

Koyomi

This app displays traditional Japanese calendars, including lunar phases, zodiac signs, and auspicious days. It integrates with your existing iOS calendar and offers features like printing and PDF sharing. Perfect for those who appreciate traditional calendrical information.

Highlights
  • Standard calendar import and display
  • Detailed Japanese calendar view (zodiac, lunar, etc.)
  • Moon phase and age display
  • Calendar printing and PDF sharing
  • Widget support
  • Monthly/yearly/list calendar views
  • Sunrise and sunset times
Features
Read full description

機能  ・標準カレンダー読込、表示  ・暦を表示   ・日付・曜日・干支・九星・旧暦・潮名・歴日・終日・二十八宿・中段・下段  ・月相、月齢表示  ・カレンダーの印刷  ・「ロルト」でカレンダーの印刷  ・年齢早見表  ・カレンダーをPDFとして共有(Open in…/アクティビティーで他のアプリにPDFを渡せます)  ・ウィジェットに対応(通知センターの「今日」に表示します)  ・月間/年間/一覧カレンダー表示  ・暦日の検索機能(二十四節気・七十二候・雑節・選日・干支・祝日)  ・日の出、日の入り時刻  ・横表示機能 日本人が古くから利用してきた暦には干支・九星・六曜・二十四節気などの歴日があります。 大安は婚礼、旅行、引越、開店などに吉の日 仏滅は全てのことに悪い凶とされる日 先勝は急ぐことや、訴訟などに吉の日、ただし午後からは凶 先負は静かにするのが吉の日 勝負ごとや急用はさけた方がよい日、ただし午後は吉 友引は朝晩は吉の日、正午だけが凶の日、葬式をつつしむ日 赤口は何事をするのにも凶とされる日 ただし正午頃は吉の日 干支は十干と十二支の組み合わせからなる六十干支から成り立ち六十年周期で、日取りや方位などを判断する基になります。 二十四節気は太陽の通り道を24等分した分割点の日を節気とし、陰暦では季節にずれが生じるため季節の指標として用いられました。 そんな日本人が利用している暦をiPhoneで簡単に表示できるのが「こよみ」アプリです。暦なんて気にしないよ、 と言うひとでも、結婚式の日がふさわしい日かどうか知っていた方が知らないよりは良いですよね? 効率や成果を重要視する現代ですが、「はじまり」の日を縁起の良い日からはじめてみませんか? 使い方は簡単!アプリを起動するだけで、月の全ての干支、九星、六曜、二十四節気、その他の雑節が簡単に見られます。 それに、iOSの標準カレンダーも読み込めるので、予定と暦が一度に確認出来ます。 カレンダーの印刷や共有ができます。 watchOSに対応しています。

Screenshots

Poker Nuts4 screens
Koyomi4 screens

Verdict

The call

The clearest difference is review sentiment: Poker Nuts at 100% against Koyomi's 58%. Poker Nuts also leads on chart position (#190 vs unranked). Koyomi's advantage is monetization model (free vs paid) and update cadence (every 5 weeks vs every 39 months). On price, ads and in-app purchases 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

Poker Nuts costs $1.99 and Koyomi $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Poker Nuts ships an update every 39 months, Koyomi every 5 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

Scorecard6 real differences · 5 level
Poker Nuts versus Koyomi: the parameters behind the verdict, then further details
ParameterPoker NutsKoyomi
Price$1.99$1.99
Rating—5.0 (2 ratings) — better
Positive reviews100.0% of reviews — better58.3% of reviews
Number of ratings—2 — better
Update frequencyEvery 39 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#190 — better—
DevicesiPhone, iPodiPhone, iPad, iPod, Mac, Apple Watch — better
Requires iOS14.09.0 — better
Further details — not scored
Size8 MB18 MB
Age rating4+4+
DeveloperGalina OzerinaiWare Inc.

Customer experience

Poker Nuts

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Koyomi

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews36 reviews
Positive58.3%
Neutral19.4%
Negative22.2%

In-app purchases

None

Poker Nuts

No in-app purchases

None

Koyomi

No in-app purchases

Questions

Is Poker Nuts free?
Poker Nuts costs $1.99, with no in-app purchases.
Is Koyomi free?
Koyomi costs $1.99, with no in-app purchases.
Do Poker Nuts or Koyomi have ads?
Neither Poker Nuts nor Koyomi shows ads.
Which is updated more often, Poker Nuts or Koyomi?
Poker Nuts ships an update every 39 months, and Koyomi every 5 weeks. Most recently, Poker Nuts was updated on November 1, 2026 and Koyomi on November 6, 2026.

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