Field Service Assistant

Field Service Assistant

By Sarka Tyri Software

Field Service Assistant is a contact management and reporting app for Jehovah's Witnesses on iOS, providing tools for ministry time tracking and call organization.

The App DNA

What makes this app unique?

The app removes the manual effort of calculating monthly service totals and tracking locations in areas without standard street addresses.

For Jehovah's Witnesses who need to manage ministry-related contacts, track time, and generate reports.

What does it look like?

Key features

Field Service Timerstandard

Start and stop timer to track time spent on ministry activities with autofill capabilities.

Report Generationedge

Calculates monthly and yearly time totals and emails reports to up to three addresses.

GPS and Mappingedge

Maps calls and provides directions, including a GPS solution for locations lacking street addresses.

How much does it cost?

freeFree

The app is distributed as a free tool with no visible subscription or IAP tiers, focusing on utility for a specific religious community.

Velocity

Dormant developmentperformanceShow more...

Field Service Assistant has been inactive for 1077 days, placing it firmly in the zombie category. The development history consists of a single minor update focused on resolving a startup issue related to contact permissions. There is no evidence of ongoing maintenance, feature development, or operational support for the platform.

See all version history

Who built it?

Sarka Tyri Software

1 app tracked · Productivity

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User Sentiment

What do users think recently?

Fresh user feedback skews excited. Users appreciate automated gps address estimation provides accurate location tracking for ministry calls without manual data entry and simple and intuitive interface allows long-term users to manage ministry records without needing external tutorials.

How are ratings & reviews evolving?

App Store
4.70 · 6k

What users say, by theme

What Users Love
  • Automated GPS address estimation provides accurate location tracking for ministry calls without manual data entry
  • Simple and intuitive interface allows long-term users to manage ministry records without needing external tutorials
  • One-tap reporting functionality simplifies the end-of-month process for submitting service totals to congregation overseers
What Frustrates Users
  • Mandatory contact access permissions prevent users from adding return visits without syncing personal address books
+ 2 more themes
What Users Want 2 requests inside

49 of 49 recent reviews analyzed · high confidence · Excited overall

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Competition

Competitive landscape for Field Service Assistant

How's the Productivity market?

Field Service Assistant maintains a 4.7-star rating across 6,354 ratings, indicating high satisfaction with its core utility. The lack of updates since 2023 creates a vulnerability as user needs for platform integration grow.

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The rivals identified

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The Analyst's Read

Key takeaways for Field Service Assistant

Where is it heading?

The market for ministry-focused productivity tools is shifting toward integrated, cloud-synced platforms. Field Service Assistant remains in maintenance mode, leaving it exposed to newer, more reliable alternatives that address the data-loss and permission-friction issues currently driving negative sentiment.

  • The three-year development gap (no updates since 2023) erodes user trust in the app's ability to maintain historical ministry records.
  • Data loss reports following app launches suggest technical debt is accumulating, which will likely accelerate churn among long-term users.

The SWOT

Core Strengths
  • Specialized feature set tailored to ministry record-keeping
  • Automated GPS address estimation simplifies field service tracking
Critical Frictions 2 weaknesses inside
Growth Levers
  • Native integration with congregation management platforms
  • Dedicated columns for specialized volunteer work tracking
Market Threats 2 threats identified

Next best moves

1 Pivot · 1 Invest

Audit contact permission requirements because privacy concerns are a top friction point → improve new-user conversion

+ 1 more prioritized move

The counter-intuitive read

The app's lack of updates is not just…

Read the full take

Since the last report: The outlook for Field Service Assistant has shifted from stable to declining due to persistent reports of data loss and the absence of development updates since 2023. The analysis now emphasizes the risk to historical user data over the previous focus on simple maintenance.

Bottom line

Field Service Assistant provides essential utility for its target audience, but the lack of updates since 2023 threatens its long-term viability. Addressing data loss and permission friction would stabilize the user base while the developer evaluates a path toward modernizing the sync infrastructure.

Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.

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FAQ

Is Field Service Assistant safe to use for my ministry contacts?
Users have expressed privacy concerns regarding the app's requirement for contact access permissions to add return visits, which mixes ministry contacts with personal address book entries.
Does Field Service Assistant work offline?
The app is designed for field service, but users report that data loss can occur during app launches, suggesting that local storage reliability is a current concern.
Can I sync my service data with other congregation apps?
Currently, the app does not support native integration with official congregation management platforms, which is a top-requested feature among users.
What should I do if my service entries disappear?
Users report intermittent data loss following updates or app launches. Since the app has not been updated since 2023, it is recommended to maintain manual backups of your service totals.

Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Field Service Assistant, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The outlook for Field Service Assistant has shifted from stable to declining due to persistent reports of data loss and the absence of development updates since 2023. The analysis now emphasizes the risk to historical user data over the previous focus on simple maintenance.

declined

Outlook Trend Downgrade

shifted

Contrarian Take Re-evaluation

shifted

PM Action Item Priority

Cite this report

Marlvel.ai. “Field Service Assistant Intelligence Report.” Updated Aug 17, 2026. https://marlvel.ai/apps/field-service-assistant

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