Report updated May 20, 2026
Oilfield Calendar
For oilfield workers and their families requiring specialized scheduling tools for drilling, production, and facility rotations.
Oilfield Calendar is an established productivity app that is a paid app. With a 4.6/5 rating from 1.2K reviews, it shows polarized user reception.
What is Oilfield Calendar?
Oilfield Calendar is a specialized scheduling app for oilfield workers and their families to manage complex work rotations on iOS.
Users hire this tool to coordinate family life around unpredictable drilling and production hitches, serving a specific planning need that standard calendars fail to address.
Current Momentum
v1.4 · 78mo ago
Zombie- Ships functional adjustments for iOS 13.
- Maintains stable #14 category rank.
Active Nemesis
Cozi Family Organizer
By Cozi
Other Rivals
7-Day Rank Pulse 🇺🇸
ProductivityRating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
What Are The Key Features?
Customizable scheduling interface for oil and natural gas work rotations
Export and print functionality for personal or family schedule management
Visual markers for holidays and birthdays within the month view
Create and view multiple work schedules simultaneously
How much does it cost?
- Single purchase at $1.99
Paid model at $1.99 USD provides full access to scheduling tools without recurring subscription overhead.
Who Built It?
GoodStamp
Providing specialized utility calculators and scheduling tools for niche industrial professionals and tabletop gaming enthusiasts.
Portfolio
5
Apps
What other apps does GoodStamp make?
Explore the full GoodStamp report
Portfolio breakdown, audience, momentum, and every app published by GoodStamp.
What do users think recently?
Analysis in progress, available soon
How have ratings & review volume moved?
Rating, review sentiment, and total reviews over time, with release markers showing the post-launch impact.
Vertical markers = app releases. Hover any release for the post-release impact delta.
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 Oilfield Calendar?
Where is it available?
Localized markets (1)
How's The Productivity Market?
How does it evolve in the Productivity market?
Oilfield Calendar holds the #14 Paid position in its US productivity category. The $1.99 price point serves as a low-barrier entry, but the lack of recent updates signals a maintenance-mode posture that risks losing ground to subscription-based organizers.
Rank progression
9 active rankings tracked — 30-day window
Which niche is Oilfield Calendar in?
to manage complex rotating work schedules
Explore the full Shift Scheduling Calendars niche
Every app in this space — 1 tracked, the niche's live rankings, and Marlvel's editorial take on the job-to-be-done.
The rivals identified
Nemeses(1)
Directly targets the 'oilfield family' scheduling dynamic by providing shared, multi-user calendar synchronization.
Differentiators
- Provides a shared family calendar architecture that synchronizes schedules across multiple household devices simultaneously.
- Includes integrated shopping lists and chore tracking to serve the broader household management use case.
Contenders(1)
Offers a visual, timeline-based scheduling interface that directly competes with the 'easy-to-use' planning value proposition.
Differentiators
- Utilizes a visual timeline interface that maps tasks to specific hours, simplifying complex shift-based scheduling.
- Integrates native calendar events with task management to provide a single source of truth for daily planning.
Same space(3)
An adjacent productivity tool that allows users to build custom databases for tracking complex work rotations.
Differentiators
- Enables the creation of custom relational databases to track specific oilfield hitch rotations and project documentation.
- Provides a flexible workspace that combines long-form documentation with structured calendar and task management views.
A power-user alternative that focuses on deep customization of calendar views and task management workflows.
Differentiators
- Features highly granular view settings that allow users to toggle between complex shift-based calendar displays.
- Supports advanced offline functionality, ensuring critical schedule access even in remote, low-connectivity work environments.
The industry standard for calendar utility, representing the baseline functionality users expect from any scheduling tool.
Differentiators
- Offers seamless cross-platform synchronization with the entire Google Workspace ecosystem for enterprise-grade reliability.
- Provides robust event-sharing capabilities that allow users to manage complex, multi-person scheduling conflicts effortlessly.
New entrants(2)
Represents the shift toward AI-assisted productivity, which could eventually automate scheduling or communication tasks.
Differentiators
- Integrates AI-driven writing assistance directly into the keyboard to streamline professional communication for remote workers.
- Provides real-time tone and clarity adjustments that help field workers maintain professional standards in reports.
High release velocity indicates a focus on rapid feature iteration within the productivity space.
Differentiators
- Prioritizes frictionless file sharing workflows that complement the document-heavy nature of oilfield administrative tasks.
- Maintains a minimalist design language that reduces cognitive load for users managing complex project files.
Compare Oilfield Calendar 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 Oilfield Calendar
Strengths to defend, gaps to attack
Core Strengths
- Specialized hitch-editor interface anchors daily retention
- PDF-sharing mechanism creates organic referral loops
Critical Frictions
- Single-purchase model limits recurring revenue
- Lack of cloud-save functionality creates data-loss risk
- No multi-device synchronization
Growth Levers
- B2B partnerships with oilfield vendors
- Wearable integration for field workers
Market Threats
- Google Calendar's native event-sharing parity
- Cozi's multi-user synchronization architecture
- AI-driven productivity tools automating reporting
What are the next best moves?
Ship cloud-save functionality because it is the top-requested feature → unlock data-loss frustration
Lack of cloud-save is a primary risk for users managing critical work schedules.
Trade-off: Push the wearable companion app sprint to Q3.
Audit current hitch-editor for multi-device sync because competitors offer shared calendars → increase retention
Competitors like Cozi offer shared family calendars, siphoning the core coordination use case.
Trade-off: Pause the PDF-sharing UI refresh.
A counter-intuitive read
The app's lack of a subscription model is its primary vulnerability, as it prevents the continuous revenue stream required to maintain parity with free, ecosystem-backed competitors.
Feature Gaps vs Competitors
- Multi-device synchronization (available in Cozi but missing here)
- Cloud-based data backup (available in Google Calendar but missing here)
Key Takeaways
Oilfield Calendar holds its category lead through specialized hitch-scheduling mechanics but bleeds users to multi-device organizers, so revenue growth hinges on implementing cloud-sync to defend against broader family-planning apps.
Where Is It Heading?
Stable
The productivity market is consolidating around multi-device, cloud-native organizers that offer seamless synchronization. Oilfield Calendar remains stable in its niche, but its maintenance-mode posture leaves it exposed to competitors that offer better data portability, so the PM must prioritize cloud-sync to prevent user migration.
Recent updates focused on stability and iOS 13 compatibility, indicating the app is in maintenance mode rather than active expansion.
The absence of cloud-sync functionality forces users to manually manage data, which increases churn risk as professional users migrate to cloud-native alternatives.