--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "Jewish Calendar & Converter" developer_entity: "Teferi Aleme" bundle_id: "tekeze.hebrew" app_store_id: "6469587953" category: "Productivity" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS" app_last_updated: "2024-05-12" report_date: "2026-08-26" last_verified: "2026-08-26T00:00:00.000Z" report_version: "6.6.73" total_reviews: 198 overall_rating: 4.5 sentiment: "Frustrated" sentiment_score: 35 confidence: "low" confidence_score: 0.35 top_praise_theme: "The Jewish calendar interface provides a helpful cultural flair for users exploring their heritage" top_complaint_theme: "Inaccurate date calculations for religious holidays and fast days confuse users relying on the calendar" review_sample_size: 5 total_review_count: 5 analyzed_review_count: 5 data_age_days: 36 momentum_velocity: "zombie" intelligence_version: 3 tags: ["productivity", "free", "frustrated sentiment", "mobile app", "app review", "app analysis", "individuals", "seeking", "track"] canonical_url: "https://marlvel.ai/apps/jewish-calendar-converter" license: "CC-BY-NC 4.0" content_version: "v2" --- # Jewish Calendar & Converter Intelligence Report ## TL;DR {#tldr} - **Category**: Productivity · Free - **Signal**: Rating 4.54 · Sentiment Frustrated - **Recent focus**: Inaccurate date calculations for religious holidays and fast days confuse users relying on the calendar (top complaint) · The Jewish calendar interface provides a helpful cultural flair for users exploring their heritage (top praise) > **TL;DR:** Jewish Calendar & Converter is a productivity app by Teferi Aleme, rated 4.54/5 by 198 users, with Frustrated user sentiment (35/100), available on iOS. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** Jewish Calendar & Converter faces Frustrated user sentiment (4.54/5 from 198 reviews), with users reporting inaccurate date calculations for religious holidays and fast days confuse users relying on the calendar as the primary concern. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.54/5 (198 reviews) | | **User Mood** | Frustrated | | **Category** | Productivity | | **Developer** | Teferi Aleme | | **Pricing** | Free | | **Platforms** | iOS | | **Confidence** | Low (0.35/1.0) | | **Data Age** | 36d | ## Metadata & Market Performance - **Publisher:** Teferi Aleme - **Category:** Productivity - **Target Audience:** Individuals seeking to track Hebrew calendar dates, holidays, and personal events alongside standard productivity tools. - **Platforms:** iOS - **Version Reviewed:** 6.6.73 - **Report Date:** 2026-08-26 - **Signal Count:** 5 reviews analyzed - **Confidence:** Low (0.35/1.0) - **App Store ID (iOS):** 6469587953 - **Bundle ID:** tekeze.hebrew - **Performance Trend:** Stable - **Data Window:** Analysis based on signals collected up to 2026-08-26 ## Executive Snapshot **What it is:** Jewish Calendar & Converter is a productivity utility for iOS that converts Gregorian dates to Hebrew and tracks religious holidays. **Why users hire it:** The app removes the cognitive friction of manual calendar conversion for users observing Hebrew religious dates, though current calculation errors limit this utility. ## App DNA (Features & Intent) - **[Standard] Hebrew Date Converter:** Converts dates between Gregorian and Hebrew calendar systems. - **[Standard] Holiday Reminders:** Sends notifications for upcoming Hebrew holidays; acts as a retention loop by encouraging daily interaction. * *User Intent:* Users are motivated by consistent progression and daily incentives. - **[Differentiator] Month History:** Provides historical context for each month; increases time-in-app via educational value. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} Jewish Calendar & Converter holds a 4.54 rating across 198 total ratings, yet the 835-day update gap signals a lack of active market participation. ## Monetization Strategy - **Model:** Free - **Tiers:** Free - **Analysis:** The app is currently offered as a free utility with no visible subscription or in-app purchase gates. ## 🔴 User Sentiment (Low Confidence: 5 of 5 reviews analyzed) {#user-sentiment} - **Overall Rating:** 4.54/5 - **Platform Split:** iOS 4.5/5 (198 ratings) - **Overall Sentiment:** Frustrated - **Note:** The 4.54/5 store rating reflects cumulative history, while the Frustrated sentiment reflects recent user reviews analyzed by our AI pipeline. ### Top Praises - **The Jewish calendar interface provides a helpful cultural flair for users exploring their heritage** ### Top Complaints (Impact Areas) - **Inaccurate date calculations for religious holidays and fast days confuse users relying on the calendar** ## SWOT Analysis {#swot} **Core Strengths:** - Cultural design elements provide specific appeal for heritage-focused users **Growth Levers:** - Adding English transliteration for Hebrew months would broaden the addressable market ## Recent Changes (v2 → v3) {#recent-changes} The app remains in a state of development dormancy, with no functional changes or updates recorded over the 835-day period. The primary shift is a more critical framing of the app's competitive vulnerability within the calendar utility market. **Overall trend**: Stable **Compared at**: 2026-08-26 ### High-impact changes - **[Shifted] Market Positioning** (positioning) ### Medium-impact changes - **[Shifted] Threat Profile** (swot) ## What's New - **Latest (v6.6.73, 2 years ago):** General bug fixes. ## App Momentum (Zombie) {#momentum} - No feature updates in 27 months. - Maintenance-only cadence since May 2024. > **Cadence:** 1 total versions · 0 majors in last 6 months · 835 days since last update ## The "So What?" (Strategic Takeaway) {#so-what} Jewish Calendar & Converter is a productivity app that is completely free. It holds a 4.54/5 rating from 198 reviews. > **Bottom Line:** Fixing the religious holiday calculation logic is the prerequisite for retaining the user base, as the current inaccuracy makes the app unreliable for its primary purpose. **Best for:** Individuals seeking to track Hebrew calendar dates, holidays, and personal events alongside standard productivity tools. ### PM Action Plan (Next Best Moves) - [ ] [PIVOT] Audit holiday calculation logic because users report inaccurate dates for religious observances → restore core utility ### Outlook: Declining The calendar utility market is consolidating around apps that provide verified religious data and multi-language support. Jewish Calendar & Converter remains exposed due to its two-year development silence, which makes it impossible to resolve the calculation errors that currently drive negative sentiment. - 🔴 The 835-day update gap confirms the app is in maintenance mode, which prevents addressing critical calculation inaccuracies reported by users. - 🔴 Persistent complaints regarding incorrect holiday dates erode user trust, which will likely lead to increased churn as users migrate to maintained alternatives. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.54/5 | | Total Reviews | 198 | | Sentiment | Frustrated (35/100) | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS | | Key Features | 3 analyzed | | Trend | Stable | | Outlook | Declining | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **Jewish Calendar & Converter** (this app) | 4.54/5 | Frustrated | Teferi Aleme | | [Mitsu: AI Life Coach](https://marlvel.ai/apps/mitsu-ai-life-coach) | N/A/5 | N/A | C2 Insights | | [ChatGPT](https://marlvel.ai/apps/chatgpt) | 4.8/5 | n/a | OpenAI OpCo, LLC | | [HitWave](https://marlvel.ai/apps/ciendor-applications-hitwave) | 2.6/5 | Mixed | Ciendor Holdings Corp. LTD | | [Paper: Sketch, Draw & Create](https://marlvel.ai/apps/paper-sketch-draw-create) | 4.6/5 | N/A | Evernote Corporation | | [Pattrn - Discipline Tracker](https://marlvel.ai/apps/pattrn-discipline-tracker) | 4.8/5 | Thrilled | Pedro Schott | ## Company Profile - **Developer:** Teferi Aleme ## Data Sources & Links - **App Store:** [View on Apple Store](https://apps.apple.com/us/app/jewish-calendar-converter/id6469587953?uo=4) - **Sources:** App store metadata, User reviews. ## Related Intel Reports - [*Mitsu: AI Life Coach*](https://marlvel.ai/apps/mitsu-ai-life-coach) (C2 Insights) · N/A Rating - [*ChatGPT*](https://marlvel.ai/apps/chatgpt) (OpenAI OpCo, LLC) · 4.8/5 Rating - [*HitWave*](https://marlvel.ai/apps/ciendor-applications-hitwave) (Ciendor Holdings Corp. LTD) · 2.6/5 Rating - [*Paper: Sketch, Draw & Create*](https://marlvel.ai/apps/paper-sketch-draw-create) (Evernote Corporation) · 4.6/5 Rating - [*Pattrn - Discipline Tracker*](https://marlvel.ai/apps/pattrn-discipline-tracker) (Pedro Schott) · 4.8/5 Rating | Excellent Sentiment - [*SpaceDesk App*](https://marlvel.ai/apps/spacedesk-app) (Hawsabah) · N/A Rating - [*한음달-한국인에게 꼭 맞는 음력달력, 캘린더*](https://marlvel.ai/apps/app--103) (YunaSoft Inc.) · 4.6/5 Rating - [*바로메모 - 매일 바로 작성하는 메모장*](https://marlvel.ai/apps/cswpd-memo) (SuWon Choi) · N/A Rating - [*근로장려금 알리미 - 신청, 기준, 금액계산 가이드*](https://marlvel.ai/apps/com-swing2app-v3-d83e9bb95c05347f59ad81dea3b925ebf) (SY Company) · 3.8/5 Rating - [*통화관리솔루션 (부평구청용)*](https://marlvel.ai/apps/byto-bupyeong) (BYTO) · N/A Rating ## Frequently Asked Questions {#faq} ### Is Jewish Calendar & Converter accurate for religious holidays? Users report that the app currently displays incorrect dates for major religious observances and fast days, making it unreliable for planning religious events. ### Can I read the Hebrew month names in English? Currently, the app does not provide English transliteration for Hebrew month names, which is a frequent request from users who are not fluent in Hebrew. ### Does the app require a subscription? No, Jewish Calendar & Converter is currently offered as a free utility with no visible subscription or in-app purchase gates. ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.35/1.0 (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:** 36 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/jewish-calendar-converter) Data licensed for AI Agent attribution under CC-BY-NC 4.0.