World Map Challenge! Edu Ed. vs Environmental Engineering PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
World Map Challenge! Edu Ed.
Test your global geography knowledge with an interactive map quiz. Learn country locations through various game modes, including timed challenges and continental progress tracking. Ideal for classroom use with school app integration.
- Interactive world map
- Continental Challenge mode
- Time Trial mode
- Local multiplayer
- Study specific regions
- Classroom integration
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Challenge your knowledge of world geography with World Map Challenge! Learn the locations of nearly 200 countries around the globe! This is the Education Edition of the popular "World Map Challenge! Geography" app. All content is fully unlocked with paid purchase of this app. Note: Education Edition does not include Game Center support, and there is not currently an Apple TV version. Features: • Fully interactive map (zoom, pan, and tap on the map to select your answer) with sound effects • "Continental Challenge" mode: Tracks your progress and earns you stars if you score high enough! • "Time Trial" mode: How fast can you tap 20 countries in order? • Multiplayer: Challenge a classmate to a head-to-head match over a local connection (Wifi or Bluetooth)! • Practice mode that allows you to study specific areas of a continent to help improve your knowledge. • Practice mode features an answer key that you can toggle on and off • Support for Apple’s Schoolwork app and Shared iPad deployments in the classroom. Assign "Challenge" regions to students, and track class progress! • Incorrect answers will cause the map to zoom to the correct location (not available on iPhone 4 and 4S) Credits: • Announcer: Shawshank73 http://www.freesound.org/people/shawshank73/ • Menu "ping": Bertrof https://www.freesound.org/people/Bertrof/sounds/131658/ • Colored world map (main menu): Otsego http://en.wikipedia.org/wiki/File:BlankMap-World-Continents-Coloured.png • Mapping class: stkim1 http://stkim1.github.io/MTImageMapView/
Environmental Engineering PRO
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Environmental Engineering Practice is an educational application designed to help students understand and practice key concepts related to environmental protection, water and wastewater treatment, pollution control, and sustainable development. The app focuses on structured learning through chapter-wise quizzes, mock tests, and daily quizzes aligned with standard environmental engineering curricula. Users can practice questions from individual topics, attempt mock tests for overall assessment, and monitor their performance using statistics. The app supports self-study, classroom learning, and examination preparation for engineering students. Topics Included 1. Introduction to Environmental Engineering Scope of environmental engineering, environmental pollution, sustainable development, environmental laws, and environmental impact assessment. 2. Water Supply Engineering Water demand, sources of water, intake structures, treatment processes, distribution systems, and water quality standards. 3. Water Treatment Methods Screening, sedimentation, coagulation and flocculation, filtration, disinfection, and softening. 4. Wastewater Engineering Sewerage systems, wastewater characteristics, treatment processes, and effluent disposal. 5. Primary and Secondary Treatment Primary treatment processes, sedimentation tanks, secondary biological treatment, activated sludge process, and trickling filters. 6. Sludge Treatment and Disposal Sludge digestion, anaerobic digestion, dewatering, drying beds, and disposal methods. 7. Solid Waste Management Sources of solid waste, collection methods, segregation, composting, and sanitary landfill. 8. Air Pollution Control Sources and types of air pollutants, control devices, air quality standards, and stack emission monitoring. 9. Noise Pollution Control Sources of noise, measurement, effects, control methods, and permissible standards. 10. Environmental Chemistry and Microbiology Water chemistry, biochemical oxygen demand, chemical oxygen demand, pH, microorganisms, and eutrophication. 11. Environmental Management Waste minimization, recycling, resource recovery, green technologies, and climate change mitigation. 12. Public Health Engineering Sanitation, waterborne diseases, vector control, rural water supply, and urban sanitation systems. Key Features Chapter-wise practice quizzes Mock tests for full syllabus assessment Daily quiz for regular practice Performance statistics to track progress Content aligned with environmental engineering syllabus Simple and distraction-free interface Environmental Engineering Practice is suitable for civil and environmental engineering students preparing for examinations and strengthening conceptual understanding through consistent practice.
Screenshots
Verdict
The clearest difference is price: Environmental Engineering PRO at $0.49 against World Map Challenge! Edu Ed.'s $4.99. World Map Challenge! Edu Ed.'s advantage is iOS requirement (11.0 vs 13.0). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
World Map Challenge! Edu Ed. costs $4.99 and Environmental Engineering PRO $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.
World Map Challenge! Edu Ed. ships an update every 3 months, Environmental Engineering PRO every 5 months. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.
| Parameter | World Map Challenge! Edu Ed. | Environmental Engineering PRO |
|---|---|---|
| Price | $4.99 | $0.49 — better |
| Rating | 4.6 (67 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 67 — better | — |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 63 MB | 23 MB |
| Age rating | 4+ | 17+ |
| Developer | Peaceful Pencil Ltd., The | Manish Kumar |
In-app purchases
World Map Challenge! Edu Ed.
No in-app purchases
Environmental Engineering PRO
No in-app purchases
Questions
Is World Map Challenge! Edu Ed. free?
Is Environmental Engineering PRO free?
Do World Map Challenge! Edu Ed. or Environmental Engineering PRO have ads?
Which is updated more often, World Map Challenge! Edu Ed. or Environmental Engineering PRO?
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