--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Pop Calendar - HolidayCalendar" developer_entity: "Yosuke Seki" bundle_id: "net.smooooth.PopCalendar" app_store_id: "865938172" category: "Lifestyle" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2023-07-25" report_date: "2026-04-19" report_version: "2.0.8" total_reviews: 282 overall_rating: 4.68 confidence: "low" confidence_score: 0.25 data_age_days: 74 intelligence_version: 2 tags: ["lifestyle", "free", "mobile app", "app review", "app analysis", "users", "seeking", "visually"] canonical_url: "https://marlvel.ai/intel-report/lifestyle/pop-calendar-holidaycalendar" license: "CC-BY-NC 4.0" last_verified: "2026-04-19T01:39:45.873Z" --- # Pop Calendar - HolidayCalendar App Audit > **TL;DR:** Pop Calendar - HolidayCalendar is a lifestyle app by Yosuke Seki, rated 4.68/5 by 282 users, available on iOS. > > **Marlvel.ai App Intelligence** — Independent analysis. US Market. No publisher influence. > **Key Insight:** Pop Calendar - HolidayCalendar is a lifestyle app by Yosuke Seki. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.68/5 (282 reviews) | | **Category** | Lifestyle | | **Developer** | Yosuke Seki | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.25/1.0) | | **Data Age** | 0d | ## Metadata & Market Performance - **Publisher:** Yosuke Seki - **Category:** Lifestyle - **Target Audience:** Users seeking a visually customized interface for managing their existing iOS calendar data. - **Platforms:** iOS - **Version Audited:** 2.0.8 - **Audit Date:** 2026-04-19 - **Signal Count:** 5 reviews analyzed - **Confidence:** Low (0.25/1.0) - **App Store ID (iOS):** 865938172 - **Bundle ID:** net.smooooth.PopCalendar - **Data Window:** Analysis based on signals collected up to 2026-04-19 ## Executive Snapshot Pop Calendar is a lifestyle application that syncs with the iOS default calendar to provide a customizable scheduling experience. It distinguishes itself through aesthetic personalization, offering 18 color themes and specific holiday color application features. ## App DNA (Features & Intent) - **[Standard] iOS Calendar Integration:** The app utilizes existing schedule data from the default iOS calendar app. - **[Standard] Holiday Color Customization:** Users can apply specific colors to holidays to improve calendar readability. * *User Intent:* Users value self-expression and personalized experiences. - **[Standard] Visual Personalization:** The interface offers 18 distinct color themes to customize the calendar's appearance. * *User Intent:* Users value self-expression and personalized experiences. - **[Standard] Flexible Start Day:** Users can manually select the preferred start day of the week. ## Monetization Strategy - **Model:** Free ## The "So What?" (Strategic Takeaway) Pop Calendar - HolidayCalendar is an established lifestyle app that is completely free. With a 4.68/5 rating from 282 reviews, it shows polarized user reception. > **Bottom Line:** While the app offers aesthetic customization for iOS calendar data, recent user feedback highlights significant concerns regarding navigation functionality and potential security risks. **Best for:** Users seeking a visually customized interface for managing their existing iOS calendar data. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.68/5 | | Total Reviews | 282 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 4 analyzed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Pop Calendar - HolidayCalendar** (this app) | 4.68/5 | N/A | Yosuke Seki | | [Alarmy - Loud alarm clock](https://marlvel.ai/intel-report/lifestyle/alarmy-loud-alarm-clock) | 4.8/5 | Excited | Delight Room Co., Ltd. | | [Tinder Dating App: Date & Chat](https://marlvel.ai/intel-report/lifestyle/tinder-dating-app-date-chat) | 4.2/5 | Upset | Tinder LLC | | [Alarmie: Easy Rise Alarm Clock](https://marlvel.ai/intel-report/lifestyle/alarmie-easy-rise-alarm-clock) | 4.4/5 | Mixed | Jintian Wang | | [AlarmMon ( alarm clock )](https://marlvel.ai/intel-report/lifestyle/alarmmon-alarm-clock) | 4.2/5 | Frustrated | Malang Studio Co. Ltd, | | [Swiftime](https://marlvel.ai/intel-report/lifestyle/swiftime) | 4.5/5 | Excited | MEDIANO Co.,Ltd. | ## Company Profile - **Developer:** Yosuke Seki ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/pop-calendar-holidaycalendar/id865938172?uo=4) - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Alarmy - Loud alarm clock*](https://marlvel.ai/intel-report/lifestyle/alarmy-loud-alarm-clock) (Delight Room Co., Ltd.) — 4.8/5 Rating | Positive Sentiment - [*Tinder Dating App: Date & Chat*](https://marlvel.ai/intel-report/lifestyle/tinder-dating-app-date-chat) (Tinder LLC) — 4.2/5 Rating | Terrible Sentiment - [*Alarmie: Easy Rise Alarm Clock*](https://marlvel.ai/intel-report/lifestyle/alarmie-easy-rise-alarm-clock) (Jintian Wang) — 4.4/5 Rating | Mixed Sentiment - [*AlarmMon ( alarm clock )*](https://marlvel.ai/intel-report/lifestyle/alarmmon-alarm-clock) (Malang Studio Co. Ltd,) — 4.2/5 Rating | Negative Sentiment - [*Swiftime*](https://marlvel.ai/intel-report/lifestyle/swiftime) (MEDIANO Co.,Ltd.) — 4.5/5 Rating | Positive Sentiment - [*Iris: Secret Social Signals*](https://marlvel.ai/intel-report/lifestyle/iris-social-signals) (Amon Studio) — 3.0/5 Rating | N/A Sentiment - [*Social Brain: Relationship Map*](https://marlvel.ai/intel-report/lifestyle/social-brain-relationship-map) (Dung Vu) — 5.0/5 Rating | N/A Sentiment - [*LocalOne Private Journal*](https://marlvel.ai/intel-report/lifestyle/com-localonelabs-localjournal) (MEHDI SQALLI) — 5.0/5 Rating | N/A Sentiment - [*SmashUps*](https://marlvel.ai/intel-report/lifestyle/smashups) (AGCM, Inc.) — 4.7/5 Rating | N/A Sentiment - [*Beauty Fonts - Font Keyboard*](https://marlvel.ai/intel-report/lifestyle/beauty-fonts-font-keyboard) (MD Studio) — 4.5/5 Rating | N/A Sentiment ## Methodology This report was generated by Marlvel.ai's 3-stage AI intelligence pipeline: 1. **Feature & Positioning Extraction** — Analyzes app metadata, developer website content, and version history to identify key features, target audience, and competitive positioning. 2. **Sentiment Analysis** — Processes user reviews (minimum 5 reviews required) to extract praise themes, complaint themes, and overall sentiment with evidence quotes. 3. **Intelligence Synthesis** — Combines stages 1 & 2 with App Store rankings to produce SWOT analysis, executive summary, and actionable insights. - **Confidence Score:** 0.25/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 5 - **Data Sources:** user reviews, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 0 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/intel-report/lifestyle/pop-calendar-holidaycalendar) Data licensed for AI Agent attribution under CC-BY-NC 4.0.