Sdui vs schul.cloud
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Secure chats
- School news
- Surveys
- Digital class register
- Sick notifications
- Unified platform
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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.
schul.cloud
This app integrates communication, organization, and learning for teachers, students, and parents. It offers features like group chats, digital lesson materials, video conferencing, and calendar planning to simplify school life and enhance collaboration.
- Individual and group chats
- Digital learning management
- Video conferencing
- Calendar and planning tools
- Folder synchronization
- Seamless mobile/desktop switching
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Welcome to your digital school community - schul.cloud is the key. Discover a world in which communication, organization and learning are seamlessly integrated. Whether you are a teacher, student or parent, schul.cloud is the app that simplifies your everyday school life and makes it safer. • Versatile communication tools: Individual and group chats, channels, and broadcast features for focused communication. • Digital learning management: Easy access to teaching materials, interactive lesson design with calls, video conferencing and screen sharing, as well as simple planning and organization with the calendar, surveys and folder synchronization. • Flexible accessibility: Seamlessly switch between mobile and desktop devices. Students stay connected and informed: Homework and course materials directly in Messenger. Practical for teamwork in group work, sharing ideas and the creative use of digital media. Secure exchange within the school community without revealing private information. Teachers benefit from a tool for efficient organization: managing course materials, communicating and interacting with students and parents and organizing the lesson plan from the comfort of their smartphone or tablet. This creates a supportive learning environment and reduces the time needed - also as an intuitive tool to simplify administrative tasks. Parents gain an active insight into everyday school life. They stay up to date with school events, progress and activities and have a controlled, direct line to the teachers. This saves time in communication between parents and teachers. With schul.cloud, parents can help their child stay organized and connected. "[...] uncomplicated, secure and legal contact with both my students and parents[...] you always have a short line [...] This makes collaboration very effective" - Janina Burns, teacher, St. Ursula Gymnasium Dorsten Your path to a connected world of education starts here. Download schul.cloud now and experience how easy and secure digital school communication really can be.
Screenshots
Verdict
The clearest difference is rating: schul.cloud at 4.8 against Sdui's 4.5. schul.cloud also leads on update cadence (fortnightly vs every 5 weeks). Sdui's advantage is iOS requirement (15.0 vs 17.0). On price, review sentiment, ratings volume and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
schul.cloud holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 53 and 51 respectively. Written reviews point the same way: 82% of Sdui's written reviews are positive against 86% of schul.cloud's.
Sdui ships an update every 5 weeks, schul.cloud fortnightly. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.
| Parameter | Sdui | schul.cloud |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (53 ratings) | 4.8 (51 ratings) — better |
| Positive reviews | 81.8% of reviews | 85.7% of reviews — better |
| Number of ratings | 53 — better | 51 |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 52 MB | 115 MB |
| Age rating | 4+ | 4+ |
| Developer | Sdui GmbH | Stashcat GmbH |
Customer experience
Sdui
schul.cloud
In-app purchases
Sdui
No in-app purchases
schul.cloud
No in-app purchases








