Report updated May 22, 2026
Pocket Luach - The Jewish Calendar (siddur, zmanim)
For observant Jews and business professionals who need to coordinate schedules with Jewish calendar dates and holidays.
Pocket Luach - The Jewish Calendar (siddur, zmanim) is a challenged productivity app that is free with in-app purchases. With a 4.0/5 rating from 37 reviews, it faces significant user friction. Users particularly appreciate comprehensive calendar and prayer time features provide significant utility for daily religious observance, though frequent application crashes on startup prevent access to core features following recent operating system updates remains a common concern.
What is Pocket Luach - The Jewish Calendar (siddur, zmanim)?
Pocket Luach is a productivity utility for Jewish calendar conversion, prayer times, and liturgical text access on iOS and Android.
Users hire the app to manage religious scheduling and daily prayer requirements according to specific halachic customs, which standard calendar apps cannot accommodate.
Current Momentum
v4.00 · 13mo ago
Zombie- Ships Android updates for stability.
- Last major iOS update Feb 2019.
Active Nemesis
Hebrew Calendar - הלוח העברי
By iEnd Software Development
Other Rivals
7-Day Rank Pulse 🇺🇸
ProductivityNo ranking data
Rating Pulse 🇺🇸
Recent User Mood
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Converts dates between the Jewish and Civil calendars for scheduling purposes
Calculates prayer times based on GPS location with customizable rules for specific customs
Displays text for morning, afternoon, and evening prayers, including travel and meal blessings
How much does it cost?
- iOS: $1.99 one-time purchase
- Android: Free
The iOS model uses a one-time purchase to gate the application, while the Android version operates as a free, ad-free utility.
Who Built It?
Enrichment in progress
Publisher profile available very soon
What other apps does Haim Tebeka make?
Pocket Luach Deluxe
Viajes
What do users think recently?
Medium confidence · 52 reviews analyzed · Based on 52 reviews. Signal may be noisy.
How did the latest release land?
What is the recent mood?
Recent user voice shows a frustrated sentiment. Users appreciate comprehensive calendar and prayer time features provide significant utility for daily religious observance, but report frequent application crashes on startup prevent access to core features following recent operating system updates.
What Users Love
What Frustrates Users
What Users Want
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Pocket Luach - The Jewish Calendar (siddur, zmanim)?
Where is it available?
Localized markets (1)
How's The Productivity Market?
How does it evolve in the Productivity market?
Pocket Luach holds a #31 Paid rank in category 6007 (IL), but the 2.6-star rating on iOS indicates significant friction compared to the 4.5-star Android build. This performance gap suggests the iOS paid-gate is failing to deliver the stability expected by users.
Rank progression
3 active rankings tracked — 30-day window
The rivals identified
Nemeses(1)
Dominates the niche with over 11,000 reviews and consistent, long-term maintenance since 2010.
Differentiators
- Maintains a massive, long-term user base that creates a significant barrier to entry for new tools.
- Offers a highly polished, localized experience that caters to both Hebrew and English speaking Jewish communities.
- Provides a comprehensive feature set that has been refined through over a decade of user feedback.
Head to head
The target app must pivot toward a unique, underserved feature or UX niche to avoid being completely overshadowed by the scale and maturity of this market leader.
Contenders(3)
Strong contender due to its massive library of interlinked texts and high-velocity development cycle.
Differentiators
- Integrates a vast, searchable library of Jewish texts that goes far beyond simple calendar functionality.
- Ships frequent updates and new features, maintaining a high level of engagement with the scholarly community.
Highly rated specialized utility that focuses strictly on the core Zmanim functionality required by the target audience.
Differentiators
- Provides a highly specialized focus on Zmanim calculations that minimizes UI clutter for the end user.
- Maintains a strong reputation for calculation accuracy which is the primary value proposition for this audience.
A professional-grade utility that bridges the gap between simple calendar apps and complex religious scheduling tools.
Differentiators
- Utilizes a hybrid architecture that ensures consistent performance across both mobile and web-based platforms.
- Offers advanced customization options for Zmanim that cater to specific community customs and geographic requirements.
Same space(3)
Broad lifestyle app that includes calendar features as part of a larger religious content ecosystem.
Differentiators
- Leverages a massive content repository to provide context for calendar dates, such as articles and videos.
- Acts as a comprehensive portal for Jewish life, making the calendar a secondary but integrated feature.
Adjacent utility that serves the same religious demographic but focuses on dietary compliance rather than timekeeping.
Differentiators
- Solves a specific, high-friction problem related to grocery shopping and dietary adherence for the target audience.
- Focuses on real-time scanning and database lookups rather than the static date conversion of the target app.
Educational platform that provides deep-dive content which complements the scheduling needs of the target audience.
Differentiators
- Focuses on audio and video educational content rather than the functional utility of a calendar app.
- Provides a structured learning path that keeps users engaged with the app for longer, content-heavy sessions.
New entrants(1)
Emerging productivity tool with high user volume that demonstrates modern UI/UX trends in the calendar space.
Differentiators
- Implements a minimalist, high-speed interface that prioritizes quick entry over the complex data of religious calendars.
- Focuses on cross-platform synchronization and aesthetic design to capture users dissatisfied with legacy calendar interfaces.
Compare Pocket Luach - The Jewish Calendar (siddur, zmanim) against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for Pocket Luach - The Jewish Calendar (siddur, zmanim)
Strengths to defend, gaps to attack
Core Strengths
- Customizable calculation rules for halachic customs sustain niche retention.
Critical Frictions
- 2.6-star rating on iOS reflects persistent startup crashes.
Growth Levers
- English transliteration support would expand the addressable user base.
Market Threats
- Hebrew Calendar's 11,000+ reviews create a dominant social proof barrier.
What are the next best moves?
Rebuild startup sequence because crash reports are the #1 churn driver → restore 2.6-star rating baseline.
Sentiment data shows startup crashes are the primary complaint theme.
Trade-off: Pause all new feature development for the Siddur view until stability is verified.
Audit location service logic because manual coordinate entry is a top-three user complaint → reduce friction for travelers.
User reviews cite inaccurate GPS detection as a primary reliability failure.
Trade-off: Deprioritize the requested English transliteration feature to allocate engineering hours to core utility fixes.
A counter-intuitive read
The app's low rating is not a failure of the feature set, but a failure of maintenance; the core utility remains highly valued, meaning a single stable update could trigger a rapid sentiment recovery.
Feature Gaps vs Competitors
- Cross-platform calendar synchronization (available in MyZmanim but missing here)
Key Takeaways
Pocket Luach provides essential religious utility but fails on basic stability, so the PM must prioritize a technical audit of the startup sequence to prevent further churn to more reliable competitors.
Where Is It Heading?
Declining
The religious utility market is consolidating around apps that offer high-frequency updates and cross-platform synchronization. Pocket Luach is currently exposed due to its multi-year update gap on iOS, which will continue to erode its user base until the stability issues are addressed.
Persistent startup crashes on modern OS versions prevent access to core features, which compounds the rating drag already visible on iOS.
The Android version maintains a 4.5-star rating, suggesting the underlying logic is sound if the platform-specific implementation is addressed.