Sdui
Sdui is a free iOS app in the Education category, published by Sdui GmbH. It was first released on 9 Sep 2016, 10 years ago. Its latest update, version 4.2.0, came out on 11 Jun 2026.
Sdui reached #3 in the Top Free Education chart in Germany on 3 days, most recently on 12 Aug 2026. In the last 30 days it was in the top 50 on 27 of the 30 days, with a best of #10 on 22 Sep 2026. It stood at #39 on 21 Oct 2026, up 1 place from a week earlier. On that day it appeared in the same chart in 2 countries. In Germany it holds a 4.42 average across 17,076 ratings, 7 more than a week earlier. GameQuant records its ratings and store listing every day in 1 country.
Charts checked every day · no missing days in the record
Latest data: · updated every morning
Sdui downloads and revenue in Germany · September 2026
Estimates for this country only, not worldwide
iPhone & iPad downloads
About the iPhone & iPad downloads estimate
Our estimate of App Store downloads of Sdui in Germany during September 2026.
We expect the real figure inside the full range about 8 times in 10, and inside the darker part, 18K–36K, about half the time.
The figure is for Germany only, not worldwide.
A model estimate, not a figure reported by Apple or the developer.
Germany only · Sep 2026
Most likely 18K–36K
iPhone & iPad revenue
Germany · Sep 2026
Sdui: Top Free · Education · Germany · last 30 days
1 = top of the chart · best rank recorded each day
Source: GameQuant, https://gamequant.io/app/ios/1145264453/sdui
<iframe src="https://gamequant.io/embed/ios/1145264453?country=de&range=30" width="640" height="400" style="max-width:100%;border:0" loading="lazy" title="Sdui: rank chart by GameQuant"></iframe><br><small>Source: <a href="https://gamequant.io/app/ios/1145264453/sdui">GameQuant</a></small>
<a href="https://gamequant.io/app/ios/1145264453/sdui"><img src="https://gamequant.io/chart/ios/1145264453.png?country=de&range=30" width="600" height="450" alt="Sdui: rank in Top Free · Education, Germany, last 30 days"></a><br><small>Source: <a href="https://gamequant.io/app/ios/1145264453/sdui">GameQuant</a></small>
Free to use in articles, reports and posts with this credit and a link to this page. Embed shows the live chart with a range switch; Image is a picture that updates daily.
Download chart (PNG)Rating distribution · Germany
share of all ratings · 21 Oct 2026
| 5 stars | 67% | |
|---|---|---|
| 4 stars | 20% | |
| 3 stars | 7% | |
| 2 stars | 2% | |
| 1 star | 5% |
Rank by country
Top Free · Education · best rank on 21 Oct 2026
| Country | Rank | 7-day change | Best, 90 days | Ratings |
|---|---|---|---|---|
| Germany |
39 | up 1 | 3 · 12 Aug | 17,076 |
Sdui downloads: common questions
Estimates · Germany only
How many downloads does Sdui get?
Our estimate: 14K–51K App Store downloads in Germany in September 2026, or 460–1.7K a day.
Model estimates for Germany only, not worldwide, and not figures reported by Apple or the developer.
Also in Education
All Education apps
Also popular in Germany
Rank in Germany on 21 Oct 2026
