Koyomi vs CONOTY
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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。
CONOTY
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Precious Moments, Beautifully Connected with love. Does this sound familiar? "Wait, we had that scheduled?" School events, recitals, PTA meetings... How many times have important deadlines slipped by unnoticed? "Where was that email again?" School notifications buried under work emails. Group chats flooding your phone with messages, Making it impossible to find that one crucial update. "Now where did I save that form..." Sports day info in Gmail, After-school activity schedules in chat apps, PTA documents in yet another platform... Important information scattered everywhere, taking forever to track down. Are these challenges familiar to parents? Work emails in one place, personal messages in another Yet important school and activity updates scattered across both Group chats are convenient but sharing sensitive information with other parents isn't ideal Calendar apps can track dates, but finding related documents and details is a hassle "Who's handling this?" "When's the deadline?" Coordinating responsibilities between partners becomes a daily struggle CONOTY: Your All-in-One Solution One App to Manage Everything Automatically Organize All School & Activity Updates Automatically collects and organizes all email notifications Instant access for both parents on their phones Never miss another important update Simple Calendar Integration Automatic scheduling from notifications Share only the events that matter to your family Quick access to all event-related information Smart Document Management All attachments and PDFs in one place Easy search by file type or date Access your documents anywhere, anytime Private Partner Communication Assign responsibilities for each notification Keep private conversations alongside related updates Clear task delegation and tracking Why Choose CONOTY? Built for Parents Optimized for school and activity communications Designed with partner collaboration in mind User-friendly, intuitive interface Privacy First Your private family space Secure information management No sharing with other parents Access Anywhere Convenient mobile app Quick access to essential information Real-time sharing between partners Getting Started is Easy! Download the app Create partner accounts Set up your family group Register your dedicated CONOTY email with schools and activities That's it! Experience a revolutionary way to manage your family communications. CONOTY Making it easier to know, share, and manage. The Family Communication App You've Been Waiting For
Screenshots
Verdict
The clearest difference is price: CONOTY at Free against Koyomi's $1.99. CONOTY also leads on update cadence (every 2 days vs every 5 weeks). Koyomi's advantage is ads (none vs shown) and device support (5 vs 3). On 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
CONOTY is free to download; Koyomi costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Koyomi ships an update every 5 weeks, CONOTY every 2 days. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.
| Parameter | Koyomi | CONOTY |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 58.3% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 weeks | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 18 MB | 81 MB |
| Age rating | 4+ | 4+ |
| Developer | iWare Inc. | AINNA Co., Ltd. |
In-app purchases
Koyomi
No in-app purchases
CONOTY
No in-app purchases








