Comparison

Joy's Calendar vs Let’s Focus

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

Head to head
About

Joy's Calendar

Features
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專為台灣用戶打造的多功能日曆 App 整合農曆節氣、多國假期、生日提醒的實用日曆 • 多國節日支援 - 40+ 國家假期可選(台灣、日本、韓國、美國...) - 自由新增/移除想關注的國家 - 連假、補班通知提醒 • 農曆完整功能 - 顯示農曆日期(含閏月標示) - 農曆生日提醒與倒數 - 24 節氣查詢 - 天干地支對照表 • 智慧記事系統 - 一般記事、生日、紀念日分類 - 支援國曆/農曆日期記事 - 自動通知提醒重要日子 • 實用工具 - 日期計算器(農曆/國曆轉換、天數計算) - 事件顏色自訂 - 週起始日設定 • 雲端同步 - Google/Apple 帳號登入 - 雲端備份 適合重視農曆傳統節日、家族成員生日並需要追蹤多國假期的使用者

About

Let’s Focus

Features
Read full description

Let's Focus — Reclaim Control of Your Life "So many goals, yet time slips through your fingers?" We believe true change doesn't come from being busy, but from every moment of high-quality engagement. "Let's Focus" is a time-focus management tool tailored for those who pursue peak efficiency and a refined lifestyle. Through a clean, minimalist interface and powerful data insights, we help you piece together fragmented moments into brilliant achievements. Key Features: - Pure Focus Experience One-Tap Start: Bypass complex settings. Start your timer the instant you enter your flow state. Custom Duration: Whether it's a quick sprint or deep thinking, freely set the focus rhythm that works best for you. - Visible Growth (Comprehensive Data Analytics) More than just logging time, we help you see your progress. Your efforts are transformed into intuitive visual feedback: Daily View: Track your energy levels hour-by-hour to identify your peak productivity window. Weekly View: Monitor your focus frequency day-by-day to ensure your plans stay on track. Monthly View: Visualize your daily consistency and watch your persistence pay off. Yearly View: Review your journey month-by-month and celebrate a year of growth. - Fluid and Stable Performance As a tool built on attention to detail, we prioritize smooth operation and data security. Every tap and every record is meticulously optimized, ensuring you have the most reliable support on your journey toward your goals. Why Choose "Let's Focus"? In an era of constant distraction, focus has become a rare superpower. We are more than just a timer; we are your partner in deep work. Whether you are preparing for exams, mastering a new craft, or completing a creative project, "Let's Focus" will help you find inner peace and high efficiency. Now, let's get started. Let's Focus? About Terms of Use(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Please note: Some premium features, including advanced data analytics, require an active subscription or a Lifetime Pro purchase to unlock.

Screenshots

Joy's Calendar4 screens
Let’s Focus4 screens

Verdict

The call

The clearest difference is in-app purchases: Joy's Calendar at none against Let’s Focus's 3. Joy's Calendar also leads on iOS requirement (13.0 vs 18.0). Let’s Focus's advantage is ads (none vs shown). On price, update cadence 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

Both are free to download. Let’s Focus sells 3 in-app purchases, starting at $1.49 per month. Joy's Calendar asks for nothing beyond the download.

UpkeepUpdate frequency

Joy's Calendar ships an update fortnightly, Let’s Focus every 2 weeks. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 3 level
Joy's Calendar versus Let’s Focus: the parameters behind the verdict, then further details
ParameterJoy's CalendarLet’s Focus
PriceFreeFree
Update frequencyFortnightlyEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better18.0
Further details — not scored
Size39 MB46 MB
Age rating4+4+
DeveloperJenhe LiaoLIN TE-HSUAN

In-app purchases

None

Joy's Calendar

No in-app purchases

3 purchases

Let’s Focus

Subscriptions2
  • Let's Focus Monthly Pro$1.491 Month
  • Let's Focus Yearly Pro$13.991 Year
One-time1
  • Let's Focus Lifetime Pro$14.99

Questions

Is Joy's Calendar free?
Joy's Calendar is free to download, with no in-app purchases.
Is Let’s Focus free?
Let’s Focus is free to download, with in-app purchases available.
Do Joy's Calendar or Let’s Focus have ads?
Joy's Calendar shows ads; Let’s Focus does not.
Which is updated more often, Joy's Calendar or Let’s Focus?
Joy's Calendar ships an update fortnightly, and Let’s Focus every 2 weeks. Most recently, Joy's Calendar was updated on October 22, 2026 and Let’s Focus on October 25, 2026.

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