OETH vs Joy's Calendar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OETH
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OETH. New Authentication for All. The OETH App, in conjunction with the OETH Identity, simplifies strong authentication for enterprises, enhancing the passwordless SSO experience. Key features: - Scan QR code to enable passwordless authentication. - Passwordless authentication methods support biometric or patternlock. - Activate passwordless authentication by scanning a QR code or receiving a push notification. - Authentication is certified by FIDO Alliance. * To activate OETH Identity, please contact OETH customer support. * We recommend installing mobile antivirus software to enhance the security of your device. To ensure the safety of your data, please do not use jailbroken (rooted/JB) or similarly modified mobile devices.
Joy's Calendar
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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
Screenshots
Verdict
The clearest difference is ads: OETH at none against Joy's Calendar's shown. Joy's Calendar's advantage is update cadence (fortnightly vs every 3 months). On price, in-app purchases, device support and iOS requirement 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OETH ships an update every 3 months, Joy's Calendar fortnightly. The most recent releases landed on October 6, 2026 and October 22, 2026 respectively.
| Parameter | OETH | Joy's Calendar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 25 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | WebComm Technology Co., Ltd. | Jenhe Liao |
In-app purchases
OETH
No in-app purchases
Joy's Calendar
No in-app purchases
