Comparison

sofatutor vs Sdui

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

Head to head
About

sofatutor

This app offers a fun and engaging way for students to learn school subjects through short video tutorials, interactive exercises, and a learning game. It provides homework help from real teachers and printable worksheets to reinforce learning and improve grades.

Highlights
  • Bite-sized tutorial videos
  • Interactive exercises
  • Printable worksheets
  • Learning game (Sofahero)
  • 24-hour homework help
  • Progress tracking
Features
Read full description

Discover how you can use the fun, fast, and easy strategy 1.2 million students are using to learn school subjects in just 12 minutes. *Over 89% of sofatutor users see improvement in at least one subject. Whether at home, in school, or on the road, sofatutor is the perfect learning partner that makes learning fun and stress-free. Available on any device, our illustrative tutorial videos teach a variety of lessons in subjects like Math/Maths, Science, Language Arts/English, and more in simple, bite-sized units for fast and fun learning. Each lesson is designed for independent learning and comes with a set of interactive exercises, as well as printable worksheets. Students can assess what they’ve learnt at their own pace, which makes for a pressure-free and comfortable learning experience. Students can put all their knowledge to the test in the learning game, Sofahero. Follow Popcorn the Penguin on exciting learning adventures in subjects from as early as Kindergarten/Reception up to 6th grade/Year 6 (7th-12th grade coming soon!) Get better grades, download sofatutor today. Try 30 days for free! Tutorial videos Over 300 videos (and counting) available for Kindergarten to Grade 6 Illustrative, engaging designs make content fun and easy to understand Each video lasts 5 minutes on average for fast, effective learning Created by certified teachers and educators Based on US common core curriculum Supplementary exercises Built into every tutorial video to test comprehension Exercises include highlighting key words, filling-in-the-blank, matching and much more Created and peer-reviewed by education experts Stuck on a problem? Use the video help feature Answers revealed at the end of each task Sofahero, the learning game Rewards and minigames give students and children motivation to learn Perfect for students from 1st grade to 6th grade Solve problems with a simple tap or click Designed to promote independent learning Printable worksheets Prepare for practice tests and exams with confidence Comprehensive worksheets available for every major school subject Practice at your own pace Comes with easy-to-check answer key Perfect for in-class or at-home review 24-hour homework help Ask questions anytime and avoid getting frustrated with your studies Get help from real teachers who are patient Work through even the most challenging questions in any subject Upload pictures of a problem for faster clarification from teacher Digital chalkboard makes communicating step-by-step solutions and concepts simple About our learning packages: Premium 12 months You can test sofatutor for 30 days free of charge and cancel at any time. At the end of the test phase, the 12-month subscription begins automatically. The cost of the subscription will be charged to your Apple ID account after the trial period has expired. Subscription automatically renews unless canceled at least 24 hours before the end of the term (or trial period). Your Apple ID account will be charged for renewal within 24-hours prior to the end of the current term. You can cancel your current subscription in the App Store settings. Premium 3 months There is no free trial period in the "Premium 3 Months" package. It runs for 3 months. Subscription costs are billed to your Apple ID account. Subscription automatically renews unless canceled at least 24 hours before the end of the term. Your Apple ID account will be charged for renewal within 24-hours prior to the end of the current term. You can cancel your current subscription in the App Store settings. Get your child the results they need to succeed in school – try 30 days for free! ALT VERSION: What are you waiting for? Get your child the results they need to succeed in school. Download today. Terms and Conditions: https://us.sofatutor.com/legal/terms-and-conditions Data protection: https://us.sofatutor.com/legal/privacy-policy

About

Sdui

This app streamlines communication and organization for schools and daycare centers. It connects teachers, educators, parents, and children through a GDPR-compliant platform, simplifying daily tasks and fostering collaboration in education.

Highlights
  • Secure chats
  • School news
  • Surveys
  • Digital class register
  • Sick notifications
  • Unified platform
Features
Read full description

Wherever time and effort can be saved, Sdui comes into play - in other words: we simplify communication and organisation in schools and daycare centres. This is how we help make everyday life in educational organisations easier. We develop GDPR-compliant solutions that connect teachers, eductators, parents and children in order to shape the education of the future together. Features such as secure chats, school news, surveys, digital class register, sick notifications and many more are conveniently accessible from one single platform. - To use Sdui at a school, the school administration must register your school in the application - Do you need more information? Find out more at http://sdui.de/?lang=en ! - If you need help or hints on how to use the application visit out support page at http://support.sdui.de/en_US.

Screenshots

sofatutor4 screens
Sdui4 screens

Verdict

The call

The clearest difference is in-app purchases: Sdui at none against sofatutor's 5. Sdui also leads on rating (4.5 vs 4.2). On price, review sentiment, ratings volume and update cadence 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. sofatutor sells 5 in-app purchases, starting at $39.99 per month. Sdui asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sdui holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 136 and 53 respectively. Written reviews point the same way: 80% of sofatutor's written reviews are positive against 82% of Sdui's.

UpkeepUpdate frequency

sofatutor ships an update every 6 weeks, Sdui every 5 weeks. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
sofatutor versus Sdui: the parameters behind the verdict, then further details
ParametersofatutorSdui
PriceFreeFree
Rating4.2 (136 ratings)4.5 (53 ratings) — better
Positive reviews80.3% of reviews81.8% of reviews — better
Number of ratings136 — better53
Update frequencyEvery 6 weeksEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size13 MB52 MB
Age rating4+4+
Developersofatutor GmbHSdui GmbH

Customer experience

sofatutor

All ratings136 ratings
Positive77.2%
Neutral4.4%
Negative18.4%
Written reviews66 reviews
Positive80.3%
Neutral4.5%
Negative15.2%

Sdui

All ratings53 ratings
Positive88.7%
Neutral5.7%
Negative5.7%
Written reviews55 reviews
Positive81.8%
Neutral7.3%
Negative10.9%

In-app purchases

5 purchases

sofatutor

Subscriptions5
  • Premium 1 month$39.991 Month
  • Premium 3 Months$99.993 Months
  • Premium 6 months$179.996 Months
Show 2 more
  • Premium 12 months$239.991 Year
  • Premium 12 months1 Month trial$299.991 Year
None

Sdui

No in-app purchases

Questions

Is sofatutor free?
sofatutor is free to download, with in-app purchases available.
Is Sdui free?
Sdui is free to download, with no in-app purchases.
Which has better reviews, sofatutor or Sdui?
Sdui is rated higher. sofatutor averages 4.2 out of 5 from 136 ratings, while Sdui averages 4.5 from 53 ratings.
Do sofatutor or Sdui have ads?
Neither sofatutor nor Sdui shows ads.
Which is updated more often, sofatutor or Sdui?
sofatutor ships an update every 6 weeks, and Sdui every 5 weeks. Most recently, sofatutor was updated on September 23, 2026 and Sdui on September 21, 2026.

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