Comparison

ExplainTime EDU vs The Excretory System

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

Head to head
About

ExplainTime EDU

Features
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ExplainTime EDU turns dates into a story you can see. Put events on a timeline, show how far apart they really are, and present it to your class, all in a few taps. Made for students and teachers, it works for any subject that happens in time: history, science, art, literature, or your own family. BUILD YOUR TIMELINE β€’ Add events with a date, a description, photos with captions, and links to learn more β€’ Go back as far as you need: dates before Christ are fully supported β€’ Show only the year, or the full date when the day matters β€’ Turn an event into a period, like a war or an empire, and see it as a bar along the timeline β€’ Sort events into categories such as Politics, Science & Technology or Arts & Culture, and show only the ones you need β€’ Draw with Apple Pencil or your finger when a sketch explains it better SEE THE DISTANCE IN TIME β€’ Switch between evenly spaced events and a timeline drawn to scale β€’ Add year markers every 1 to 1,000 years β€’ Zoom in and out, and jump around with the overview map β€’ Search for any event and go straight to it β€’ On iPhone held upright, the timeline runs from top to bottom SET THE SCENE β€’ Choose from 19 backgrounds inspired by history, from Prehistory and Ancient Rome to the Space Age β€’ Or describe your own with Image Playground on supported devices PRESENT AND STUDY β€’ Present your timeline full screen, one event per slide β€’ Test yourself with the order quiz: drag the events into the right order and see your score β€’ Get event ideas for any topic with Apple Intelligence on supported devices, then check them and add the ones you want SHARE AND HAND IN β€’ Export your timeline as an image or a multi-page PDF β€’ Hand in assignments from Schoolwork, with your progress reported to your teacher β€’ Drag events between timelines, or drop photos to start a new event β€’ Timelines are documents you keep in Files or iCloud Drive, with thumbnails in Files and Finder ON EVERY DEVICE ExplainTime EDU runs on iPhone, iPad, Mac and Apple Vision Pro. On Mac, use the menu bar and keyboard shortcuts. On Apple Vision Pro, see your timeline in 3D around you. Built with accessibility in mind, with VoiceOver support and Reduce Motion respected. Not sure where to start? Open a new timeline and choose Explore a Sample to see Ancient Rome come to life. ExplainTime EDU collects no data. Your timelines stay on your devices and in your own iCloud.

About

The Excretory System

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The DOST Courseware is a locally-produced, all-original Filipino highly interactive multimedia educational application packages that are conceptualized, digitized and produced as spearheaded by the Science Education Institute (SEI-DOST) in partnership with the Advanced Science and Technology Institute (ASTI-DOST) and in cooperation with the Department of Education (DepEd), Philippine Normal University (PNU) and University of the Philippines-National Institute for Science and Mathematics Education (UP-NISMED), which aims to develop information and communication technology learning innovation to support the upgrading and improvement of science and mathematics education in the country. The DOST Courseware are provided for free to schools and are also made available online as supplemental resources for teachers and student as a fun and interactive approach to e-learning and blended learning. The Grade 7 DOST Courseware is composed of 120 lessons overall, 73 lessons in Science where it covered the domains on: Matter; Force, Motion and Energy, Living Things and Their Environment and Earth and Space while the 60 lessons in Mathematic covered the domains on: Numbers and Number Sense, Patterns and Algebra, and Geometry. The Grade 8 DOST Courseware is composed of 118 lessons overall, 61 lessons in Science where it covered the domains on: Parts and Functions, Ecosystems, Heredity: Inheritance and Variation of Traits, Structures and Functions, Biodiversity, and Evolution, while the 57 lessons in Mathematics covered the domains on: Linear Equations, Quadratic Equations, Rational Algebraic Equations, Integral Exponents, Radicals, Arithmetic Sequence and Geometric Sequence. The themes of the courseware for Grades 7 and 8, Magicademy, Freddy’s Lab and D’nayao will surely amuse the users as they explore these distinct worlds while learning at the same time.

Screenshots

ExplainTime EDU4 screens
The Excretory System3 screens

Verdict

The call

The clearest difference is device support: ExplainTime EDU at 3 against The Excretory System's β€”. The Excretory System's advantage is iOS requirement (12.0 vs 26.0). On price and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences Β· 4 level
ExplainTime EDU versus The Excretory System: the parameters behind the verdict, then further details
ParameterExplainTime EDUThe Excretory System
PriceFreeFree
Update frequencyEvery 5 daysβ€”
AdsNoβ€”
In-app purchasesNoNo
DevicesiPhone, iPad, Vision Pro β€” betterβ€”
Requires iOS26.012.0 β€” better
Further details β€” not scored
Size23 MB34 MB
Age rating4+4+
DeveloperLORENZO CONFALONIERIScience Education Institute

In-app purchases

None

ExplainTime EDU

No in-app purchases

None

The Excretory System

No in-app purchases

Questions

Is ExplainTime EDU free?
ExplainTime EDU is free to download, with no in-app purchases.
Is The Excretory System free?
The Excretory System is free to download, with no in-app purchases.

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