Comparison

Chartivate vs Didu

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

Head to head
About

Chartivate

Read full description

Chartivate is an educational app designed to provide informative and educational materials, in the form of tutorial videos, podcasts and written articles, to help better understand and learn chart analysis. The app has features, such as key lessons, interviews and insights that teaches the theoretical and practical aspects of chart technical analysis. Here's a few highlights of Chartivate: QUIZ: Get smarter and test your knowledge of chart analysis with a multiple choice questionnaire that covers areas that most textbooks and articles do not cover. The quiz is mostly focused on aspects of technical analysis that beginners usually get wrong and covers psychology, sentiment, socionomics and elliott wave theory. INSIGHTS: These are short educational videos, often including guest analysts, that teach a specific area of chart analysis. Areas such as chaos theory, elliott wave theory, dow theory, mindset and probabilistic analysis. The aim here is to learn charts by covering a specific subject of technical analysis in a short video. PODCASTS and EXPERT INTERVIEWS: These are long form videos of interviews with experts in the field of chart analysis, economics, socionomics, elliott wave theory, dow theory, sentiment analysis, and much more. Podcasts may include key points in the interviews in audio format. KEY LESSONS: These are brief tutorial and educational articles in written format. The aim is to learn a key aspect of chart analysis in a short period of time with engaging and interesting articles. This is suitable for those who prefer to learn by reading instead of watching videos. Download the Chartivate app now and test your knowledge with our educational quiz and videos.

About

Didu

Features
Read full description

One true thing about the world, every morning. Didu sends you one fascinating, carefully researched drop each day. Two minutes to read, and nothing else waiting when you finish. You don't choose the subject. That's the point. The best thing you learn this week will be something you would never have looked for. Seven themes, one for each day of the week: psychology, science, history, economy, nature, art, and the universe. Every drop is checked against two credible sources before it goes out. Not random quotes or empty hacks. If it isn't true, you won't find it in Didu. Save the ones you love. A short quiz twice a week brings them back, so what you read becomes what you know. No feed. No ads. No tracking. Nothing built to keep you scrolling. Didu isn't built to impress you on day one. It's built to change you by day thirty. Free to try. Then one price for the year, and nothing else ever. SUBSCRIPTION Didu is a yearly subscription with a free trial. The trial length and the price are shown in the app before you confirm. Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period. You can manage or cancel it in your Apple Account settings. Terms: https://didu.app/terms Privacy: https://didu.app/privacy

Screenshots

Chartivate4 screens
Didu4 screens

Verdict

The call

The clearest difference is in-app purchases: Chartivate at none against Didu's 1. Chartivate also leads on iOS requirement (12.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Didu sells 1 in-app purchase, starting at $19.99 per year. Chartivate asks for nothing beyond the download.

UpkeepUpdate frequency

Chartivate ships an update weekly, Didu every 10 days. Both last shipped on October 30, 2026.

Scorecard2 real differences ยท 4 level
Chartivate versus Didu: the parameters behind the verdict, then further details
ParameterChartivateDidu
PriceFreeFree
Update frequencyWeekly โ€” betterEvery 10 days
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPod โ€” betteriPhone
Requires iOS12.0 โ€” better16.4
Further details โ€” not scored
Size43 MB62 MB
Age rating4+4+
DeveloperSIMPLER MARKETS LIMITEDDidu Labs ApS

In-app purchases

None

Chartivate

No in-app purchases

1 purchases

Didu

Subscriptions1
  • Didu Annual3 Days trial$19.991 Year

Questions

Is Chartivate free?
Chartivate is free to download, with no in-app purchases.
Is Didu free?
Didu is free to download, with in-app purchases available.
Do Chartivate or Didu have ads?
Neither Chartivate nor Didu shows ads.
Which is updated more often, Chartivate or Didu?
Chartivate ships an update weekly, and Didu every 10 days. Most recently, Chartivate was updated on October 30, 2026 and Didu on October 30, 2026.

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