Comparison

Holiday Explained vs Satellite Imagery Data Process

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Holiday Explained

Features
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Holiday Explained helps you discover, understand, and plan around public holidays around the world. Whether you are researching national days, planning travel, organizing time off, or simply curious about global traditions, this app makes holiday information clear, searchable, and practical. Search and explore public holidays by country. Instantly view official national holidays, observances, and key dates for multiple regions. Quickly switch between countries to compare celebrations and understand how different nations recognize important events. Understand the meaning behind each holiday. Holiday Explained does more than list dates. It helps you learn what each holiday represents, its cultural or historical significance, and how it is observed. From independence days and religious celebrations to modern national observances, you gain context and insight, not just a calendar entry. Plan smarter with long weekend detection. The app highlights upcoming long weekends so you can maximize time off, schedule travel, or prepare in advance. See which holidays create extended breaks and plan accordingly. Add holidays directly to your device calendar. With a single tap, save individual holidays or entire long weekends to your personal calendar. The app tracks which holidays you have already added, helping prevent duplicates and keeping your schedule organized. Personalized country experience. Select your preferred country for quick access to local holidays. Easily change countries to explore global celebrations and compare traditions across regions. Favorites system. Save holidays you care about for quick access later. Whether it is a recurring national celebration, a cultural event you want to remember, or a holiday you are researching, keep it in your favorites list for easy reference. Search and filter. Quickly find specific holidays by name or browse through the year’s full list. The intuitive search experience makes it easy to locate exactly what you need. Modern, clean interface. Holiday Explained is designed with a simple and intuitive layout that works smoothly across devices. Switch between light and dark themes for comfortable viewing anytime. Why Holiday Explained β€’ Comprehensive public holiday listings by country β€’ Clear explanations of national and cultural significance β€’ Long weekend insights for better planning β€’ One-tap calendar integration β€’ Favorites for quick access β€’ Fast country switching and search Perfect for travelers, students, educators, business professionals, and anyone who wants a better understanding of global public holidays. Whether you are planning your next trip, organizing time off, studying international cultures, or simply curious about what other countries celebrate, Holiday Explained gives you the clarity and tools you need. Download Holiday Explained and explore the world’s holidays with context, insight, and convenience.

About

Satellite Imagery Data Process

Features
Read full description

Satellite Imagery Data Processing brings advanced satellite image analysis and remote sensing tools to iPhone and iPad in a modern, intuitive workspace. Import, process, visualize, and export satellite imagery with powerful tools designed for researchers, GIS professionals, environmental analysis, agriculture monitoring, urban planning, and geospatial exploration. Work with multispectral imagery, apply intelligent enhancement, analyze terrain and vegetation, and transform raw satellite datasets into actionable insightsβ€”all from a mobile experience optimized for performance and precision. Features: β€’ Import satellite imagery and geospatial raster datasets β€’ Support for GeoTIFF, TIFF, JPEG2000, NetCDF, HDF5, and more β€’ View multispectral layers with smooth zoom and GPU acceleration β€’ Generate NDVI, false color, infrared, thermal, and custom visualizations β€’ Apply image enhancement, correction, denoising, and cloud reduction β€’ Perform band analysis, classification, and change detection workflows β€’ AI-assisted land, water, road, and object recognition β€’ Measure distance, area, and geographic regions β€’ Create professional exports and reports β€’ Sync projects across devices and cloud storage providers Designed for modern iOS devices, Satellite Imagery Data Processing combines scientific capability with an elegant interface built for mobile productivity. Upgrade to Pro for advanced processing, AI analysis, unlimited exports, and expanded cloud workflows. We currently offer the following auto-renewing subscription option: -$7.99 per month -$34.99 per month Payment will be charged to iTunes Account at confirmation of purchase. Your subscription will automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Your account will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed and auto-renewal may be turned off by going to the Account Settings after purchase. No cancellation of the current subscription is allowed during active subscription period. β€’ Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Terms of Use: https://tos.nguyenanhapps.com Privacy Policy: https://privacy.nguyenanhapps.com

Screenshots

Holiday Explained4 screens
Satellite Imagery Data Process4 screens

Verdict

The call

The clearest difference is in-app purchases: Holiday Explained at none against Satellite Imagery Data Process's 3. Satellite Imagery Data Process's advantage is update cadence (fortnightly vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Satellite Imagery Data Process sells 3 in-app purchases, starting at $7.99 per month. Holiday Explained asks for nothing beyond the download.

UpkeepUpdate frequency

Holiday Explained ships an update every 6 months, Satellite Imagery Data Process fortnightly. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.

Scorecard2 real differences Β· 4 level
Holiday Explained versus Satellite Imagery Data Process: the parameters behind the verdict, then further details
ParameterHoliday ExplainedSatellite Imagery Data Process
PriceFreeFree
Update frequencyEvery 6 monthsFortnightly β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.0 β€” better
Further details β€” not scored
Size30 MB7 MB
Age rating4+4+
DeveloperEpic Genius LLCNguyen Anh

In-app purchases

None

Holiday Explained

No in-app purchases

3 purchases

Satellite Imagery Data Process

Subscriptions2
  • Satellite Imagery Premium Monthly$7.991 Month
  • Satellite Imagery Premium Yearly$34.991 Year
One-time1
  • Satellite Imagery Premium Lifetime$49.99

Questions

Is Holiday Explained free?
Holiday Explained is free to download, with no in-app purchases.
Is Satellite Imagery Data Process free?
Satellite Imagery Data Process is free to download, with in-app purchases available.
Do Holiday Explained or Satellite Imagery Data Process have ads?
Neither Holiday Explained nor Satellite Imagery Data Process shows ads.
Which is updated more often, Holiday Explained or Satellite Imagery Data Process?
Holiday Explained ships an update every 6 months, and Satellite Imagery Data Process fortnightly. Most recently, Holiday Explained was updated on September 27, 2026 and Satellite Imagery Data Process on October 4, 2026.

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