Report updated May 5, 2026

US Holidays Calendar is a well-regarded productivity app that is completely free. With a 4.9/5 rating from 1.5M reviews, it maintains solid user satisfaction. Users particularly appreciate simple and clear interface design makes daily event tracking effortless for casual users, though data loss incidents following update cycles cause significant frustration and loss of trust remains a common concern.

What is US Holidays Calendar?

US Holidays Calendar is a productivity app for iOS and Android that aggregates personal and professional schedules with regional holiday tracking.

Users hire this app for low-friction, color-coded event management that avoids the complexity of enterprise-grade calendar solutions.

Current Momentum

v1.0 · 4mo ago

Maintenance
  • Shipped UI theme improvements.
  • Added PDF export functionality.
  • Performance fixes in latest release.

Active Nemesis

Google Calendar: Get Organized

Google Calendar: Get Organized

By Google

Other Rivals

Cozi Family Organizer
TimeTree: Shared Calendar
Microsoft Outlook
Any.do - To do list & Calendar
Fantastical Calendar
Structured: Daily Planner Todo
Proton Calendar: Secure Events

7-Day Rank Pulse 🇺🇸

Productivity

No ranking data

ProductivityGrossing

Rating Pulse 🇺🇸

Recent User Mood

What makes this app unique?

What Does It Look Like?

Loading...

What Are The Key Features?

Multi-Account Calendar IntegrationStandard

Aggregates events from iCloud, Exchange, and Google accounts into a single view

Shared CalendarsDifferentiator

Enables collaborative scheduling with family or colleagues via iCloud sharing

Export NotesDifferentiator

Converts calendar notes into text or PDF formats for external sharing

How much does it cost?

Free
  • Free with ad support

The app operates on an ad-supported model with no paid tiers or in-app purchases.

What do users think recently?

High confidence · 50 reviews analyzed · Based on 50 reviews. Signal may be noisy.

How did the latest release land?

Overall
4.9/ 5
(1.5M)
Current version
4.9/ 5
+0.0 vs overall
(1.5M)
Main signal post-update: simple and clear interface design makes daily event tracking effortless for casual users.

What is the recent mood?

Excited

Recent user voice shows a excited sentiment. Users appreciate simple and clear interface design makes daily event tracking effortless for casual users, but report data loss incidents following update cycles cause significant frustration and loss of trust.

What Users Love

Simple and clear interface design makes daily event tracking effortless for casual users

What Frustrates Users

Data loss incidents following update cycles cause significant frustration and loss of trust

What Users Want

Cloud synchronization and backup capabilities are requested to prevent permanent data loss

View the full user-sentiment analysis

Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.

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What is the competitive landscape for US Holidays Calendar?

How's The Productivity Market?

Market outlook for this category

Available very soon

The rivals identified

Nemeses(1)

Google Calendar is the definitive market leader in the productivity space, sharing the exact same core utility of cross-platform event management and calendar synchronization.

Differentiators

  • Deep integration with the entire Google Workspace ecosystem provides seamless event creation from Gmail and Drive.
  • Advanced machine learning features automatically suggest event titles and locations based on user history and context.
  • Native support for shared team calendars and resource booking creates high switching costs for professional users.

Head to head

The target app must lean into its niche US-centric simplicity to defend against Google's broad, feature-heavy ecosystem dominance.

Contenders(3)

Microsoft Outlook icon

Microsoft Corporation

4.4(10.5M)

Outlook serves as a massive enterprise-grade competitor that bundles professional email, calendar, and task management into one interface.

Differentiators

  • Enterprise-grade security and compliance features make it the standard for corporate and professional calendar environments.
  • Unified inbox and calendar management reduces the need for context switching between different productivity applications.
TimeTree: Shared Calendar icon

TimeTree, Inc.

4.7(227.5K)

TimeTree offers a strong alternative for collaborative scheduling, focusing on communication within shared calendar groups.

Differentiators

  • Integrates chat functionality directly into calendar events, allowing users to discuss plans without leaving the app.
  • Provides dedicated views for shared group schedules that are more collaborative than standard personal calendar displays.

Cozi dominates the household coordination niche, providing a specialized shared calendar experience that directly competes for the family-planning demographic.

Differentiators

  • Includes built-in shared grocery lists and meal planning features that extend beyond simple calendar event management.
  • Designed specifically for multi-user household synchronization, whereas the target app focuses on individual schedule management.

Same space(4)

Proton Calendar: Secure Events icon

Proton AG

4.2(7K)

Proton Calendar targets privacy-conscious users, offering end-to-end encryption for all scheduled events.

Differentiators

  • End-to-end encryption ensures that event details remain private and inaccessible to third-party data mining.
  • Privacy-first positioning attracts a specific user segment that avoids mainstream calendar apps due to data concerns.
Fantastical Calendar icon

Flexibits Inc.

4.2(71.3K)

Fantastical is a premium calendar app known for its natural language processing and high-end design aesthetics.

Differentiators

  • Advanced natural language parsing allows users to create complex events by typing simple sentences.
  • Highly polished UI/UX design caters to power users who prioritize aesthetic and efficient input methods.

Any.do combines task management with calendar views, appealing to users who need to manage deadlines alongside events.

Differentiators

  • Seamlessly merges task lists with calendar events to provide a comprehensive view of daily commitments.
  • Offers a cross-platform desktop and mobile experience that emphasizes task completion over simple event scheduling.
Structured: Daily Planner Todo icon

unorderly GmbH

4.8(157.5K)

Structured focuses on visual daily planning and task management, serving as an adjacent productivity tool for time-blocking enthusiasts.

Differentiators

  • Visual timeline interface provides a more intuitive way to manage daily tasks compared to traditional grid calendars.
  • Prioritizes individual focus and daily routine building rather than broad holiday or event tracking.

Compare US Holidays 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.

Go deeper

The outtake for US Holidays Calendar

Strengths to defend, gaps to attack

Core Strengths

  • Color-coded visual organization drives daily habit formation
  • Lightweight interface reduces cognitive load for casual users

Critical Frictions

  • Recurring data loss post-update causes churn
  • No cloud-sync backup mechanism
  • Ad-supported model lacks premium-tier revenue diversification

Growth Levers

  • Implement cloud-based backup to secure user data
  • Add premium ad-free subscription tier to diversify revenue

Market Threats

  • Google Calendar’s rapid update cadence
  • Privacy-first alternatives siphoning data-conscious users

What are the next best moves?

highInvest

Ship cloud-based backup because data loss is the top-cited churn driver → improve retention

Sentiment analysis identifies data loss as the primary frustration theme.

Trade-off: Pause the UI theme expansion sprint — data persistence is a higher retention lever.

mediumMaintain

Audit update deployment process because data loss incidents follow recent releases → stabilize rating

Users report calendar entries disappearing after update cycles.

Trade-off: Same-quarter capacity available — no major lever displaced.

A counter-intuitive read

The app's simplicity is its primary moat, and adding enterprise-grade features would likely alienate the casual user base that currently drives its high rating.

Feature Gaps vs Competitors

  • Real-time collaboration (available in Google Calendar)
  • End-to-end encryption (available in Proton Calendar)

Key Takeaways

The app succeeds as a lightweight, US-centric scheduling tool, but recurring data loss incidents threaten its high user rating, so the team must prioritize cloud-sync to secure long-term retention.

Where Is It Heading?

Stable

The casual productivity market is consolidating around ecosystem-integrated tools, leaving standalone apps exposed. The team must shift from maintenance to data-persistence infrastructure to prevent churn.

Data loss incidents post-update erode user trust, which compounds the churn risk for long-term power users.

The simple, color-coded interface maintains high daily usage, providing a stable foundation for future monetization experiments.

FAQ

Is US Holidays Calendar free to use?
Yes, the app is free and operates on an ad-supported model with no paid tiers or in-app purchases.
Does this app sync with Google Calendar?
Yes, the app supports multi-account integration, allowing you to aggregate events from Google, iCloud, and Exchange accounts.
Is my calendar data backed up?
Currently, the app does not offer cloud-based backup, which is a common request from users concerned about data loss.
What is a good alternative for shared family calendars?
Cozi Family Organizer or TimeTree are popular alternatives that offer specialized features for household and group scheduling.

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by US Holidays Calendar, 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 app expanded its core functionality to include multi-account calendar integration but faces a critical decline in user trust due to post-update data loss.

added

Multi-Account and Shared Calendar Support

declined

Emergence of Data Loss Complaints

shifted

Utility vs. Persistence Tension

added

New Weaknesses and Threats

Cite this report

Marlvel.ai. “US Holidays Calendar Intelligence Report.” Updated May 5, 2026. https://marlvel.ai/apps/us-holidays-calendar

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