Comparison

Chronos Notes vs ExplainTime EDU

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

Head to head
About

Chronos Notes

Organize historical notes and events into a visual, chronological timeline. Create timelines for any historical period or event, navigate through them, and use tags for easy searching and filtering.

Highlights
  • Chronological timeline creation
  • Organize notes by date
  • Navigate via timeline or event list
  • Tagging for easy filtering
  • Search historical events
Features
Read full description

Chronos Notes offers a way to organize historical notes into a coherent, chronological timeline. Notes can be created in any order and Chronos Notes will arrange them into a timeline for you. Want to see the first world war mapped in time and place? What about the crusades? You can create any kind of historical events; Chronos Notes will help you organize them. You can navigate using the timeline or view events directly using the event list. Attaching tags to events will help you find them easily through filtering and search.

About

ExplainTime EDU

Features
Read full description

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 • Add events with a date, a description, photos with captions, and links to learn more • Go back as far as you need: dates before Christ are fully supported • Show only the year, or the full date when the day matters • Turn an event into a period, like a war or an empire, and see it as a bar along the timeline • Sort events into categories such as Politics, Science & Technology or Arts & Culture, and show only the ones you need • Draw with Apple Pencil or your finger when a sketch explains it better SEE THE DISTANCE IN TIME • Switch between evenly spaced events and a timeline drawn to scale • Add year markers every 1 to 1,000 years • Zoom in and out, and jump around with the overview map • Search for any event and go straight to it • On iPhone held upright, the timeline runs from top to bottom SET THE SCENE • Choose from 19 backgrounds inspired by history, from Prehistory and Ancient Rome to the Space Age • Or describe your own with Image Playground on supported devices PRESENT AND STUDY • Present your timeline full screen, one event per slide • Test yourself with the order quiz: drag the events into the right order and see your score • 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 • Export your timeline as an image or a multi-page PDF • Hand in assignments from Schoolwork, with your progress reported to your teacher • Drag events between timelines, or drop photos to start a new event • 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.

Screenshots

Chronos Notes4 screens
ExplainTime EDU4 screens

Verdict

The call

The clearest difference is price: ExplainTime EDU at Free against Chronos Notes's $0.99. ExplainTime EDU also leads on update cadence (every 5 days vs every 9 months). Chronos Notes's advantage is iOS requirement (15.0 vs 26.0). On 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

CostPrice · In-app purchases · Ads · Monetization

ExplainTime EDU is free to download; Chronos Notes costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Chronos Notes ships an update every 9 months, ExplainTime EDU every 5 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 7 level
Chronos Notes versus ExplainTime EDU: the parameters behind the verdict, then further details
ParameterChronos NotesExplainTime EDU
Price$0.99Free — better
Rating4.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 9 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, Vision Pro
Requires iOS15.0 — better26.0
Further details — not scored
Size6 MB23 MB
Age rating4+4+
DeveloperJan-Wouter ArendsenLORENZO CONFALONIERI

In-app purchases

None

Chronos Notes

No in-app purchases

None

ExplainTime EDU

No in-app purchases

Questions

Is Chronos Notes free?
Chronos Notes costs $0.99, with no in-app purchases.
Is ExplainTime EDU free?
ExplainTime EDU is free to download, with no in-app purchases.
Do Chronos Notes or ExplainTime EDU have ads?
Neither Chronos Notes nor ExplainTime EDU shows ads.
Which is updated more often, Chronos Notes or ExplainTime EDU?
Chronos Notes ships an update every 9 months, and ExplainTime EDU every 5 days. Most recently, Chronos Notes was updated on November 1, 2026 and ExplainTime EDU on November 4, 2026.

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