Comparison

Krumbit vs Doomlearning

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

Head to head
About

Krumbit

This app transforms your scrolling time into learning opportunities. Watch short video lessons on various topics and test your knowledge with quick quizzes. Build a daily habit of continuous learning in just minutes a day.

Highlights
  • Bite-sized video lessons
  • Quick quizzes
  • Daily streak tracking
  • Progress monitoring
  • Explore diverse topics
  • In-app feedback
Features
Read full description

Learn something useful every time you scroll. Krumbit is a microlearning app that turns short-form scrolling into short-form learning. Watch quick video lessons on science, health, history, and everyday facts, then take a fast quiz to lock in what you just learned. Built for people who love the pace of short videos but want something smarter, Krumbit helps you build a better habit without giving up the format you already enjoy. Whether you are on your commute, taking a quick break, or winding down at night, you can make real progress in minutes. What you can do in Krumbit: Watch bite-sized video lessons Take quick quizzes after each lesson Build a daily streak and track your progress Explore science, health, history, and everyday facts Send feedback directly in the app and help shape the product Krumbit makes scrolling feel productive: fast, visual, and actually useful. Download Krumbit and turn your scrolling habit into a learning habit.

About

Doomlearning

Features
Read full description

DOOMSCROLL YOUR WAY TO GENIUS Same addictive scroll. Different outcome. Doomlearning turns mindless screen time into real knowledge with AI-powered, bite-sized learning cards. HOW IT WORKS 1- Choose any topic you want to learn 2- Our AI creates a personalized curriculum for you 3- Scroll through bite-sized cards like a social feed 4- Learn something new with every card KEY FEATURES Doomlearning generates personalized learning on almost any topic. From quantum physics to wine tasting to the history of pizza, if you can think of it, you can learn it. Bite-Sized Cards Each concept fits on a single screen. No long lectures or walls of text, just clear, digestible ideas designed for the way you already consume content. Explore Feed Not in the mood to focus on one topic? Browse the Explore feed to discover facts, concepts, and interesting ideas from a wide range of subjects. Daily Streaks Build a learning habit with daily streaks. One card a day keeps your streak alive. Small, consistent effort leads to big results over time. Choose Your Depth Pick how deep you want to go, from high level overview to deep technical details. FREE VS PREMIUM Free: -Limited daily learning content Premium: -Unlimited daily learning -Access to longer and more advanced courses LEARN ANYTHING Popular topics include: -Psychology and human behavior -History and world events -Science and technology -Business and finance -Health and fitness -Art and culture -Languages -And many more WHY DOOMLEARNING? You are already scrolling. You might as well learn something. Doomlearning takes the most addictive parts of social media, like infinite scroll and bite-sized content, and turns them into a tool for learning instead of distraction. No guilt about screen time. No wasted hours. Just meaningful learning that fits into your existing habits. Download now and turn your next scroll session into a learning session. Doomlearning. Scroll smarter. https://doomlearning.netlify.app/terms

Screenshots

Krumbit4 screens
Doomlearning4 screens

Verdict

The call

The clearest difference is in-app purchases: Krumbit at none against Doomlearning's 2. Krumbit also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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

Both are free to download. Doomlearning sells 2 in-app purchases, starting at $2.99 per month. Krumbit asks for nothing beyond the download.

UpkeepUpdate frequency

Krumbit ships an update weekly, Doomlearning every 4 days. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 8 level
Krumbit versus Doomlearning: the parameters behind the verdict, then further details
ParameterKrumbitDoomlearning
PriceFreeFree
Rating4.5 (15 ratings) — better—
Positive reviews93.8% of reviews—
Number of ratings15 — better—
Update frequencyWeeklyEvery 4 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size56 MB33 MB
Age rating12+12+
DeveloperBoqiang LiangKian Wanner

In-app purchases

None

Krumbit

No in-app purchases

2 purchases

Doomlearning

Subscriptions2
  • Premium Monthly$2.991 Month
  • Premium Annual$14.991 Year

Questions

Is Krumbit free?
Krumbit is free to download, with no in-app purchases.
Is Doomlearning free?
Doomlearning is free to download, with in-app purchases available.
Do Krumbit or Doomlearning have ads?
Doomlearning shows ads; Krumbit does not.
Which is updated more often, Krumbit or Doomlearning?
Krumbit ships an update weekly, and Doomlearning every 4 days. Most recently, Krumbit was updated on September 16, 2026 and Doomlearning on September 9, 2026.

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