Sdui vs Alori
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.
Alori
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Alori doesn't teach you facts about GPS, your heartbeat, or how a camera focuses. It hands you the controls and lets you find out — from the inside. Every world in Alori is a real physical system, simplified but never faked. You don't read that "three satellites triangulate your position" — you drag one out of place yourself and watch your own location blur into a fog of possibility. You don't memorize that "heart rate compensates for low output" — you starve a body of oxygen and feel the pulse climb to cover for it. You don't study that "a camera compares two images to find focus" — you turn a lever in the dark and watch a blurred bird slowly resolve into something you can trust. Every world follows the same quiet rhythm: something goes wrong, you're asked to help, you get your hands on the real machinery, and understanding arrives on its own — never announced, never graded. Alori never tells you that you've "unlocked" something or "passed" a level. It just admits, later, that it always had more to show you. What's inside: GPS — Why does the blue dot never quite sit still? Build your own error, then chase it down with real triangulation, real clock drift, real orbital geometry. Heart — Your heart isn't a metronome. Keep a body alive and feel, firsthand, why the rhythm has to change. Camera — Focus isn't a guess. Compare two viewpoints, close the gap between them, and watch a photograph turn sharp under your own hand. Three worlds live here now. More are coming — each one a new kind of understanding, not just a new topic. Alori remembers what you've already discovered, and lets old worlds quietly grow more interesting as new ones open a path back to them. No lecture before the experience. No score to chase. No trust bought with a tap — only earned, one honest experiment at a time.
Screenshots
Verdict
The clearest difference is iOS requirement: Sdui at 15.0 against Alori's 17.0. On price, ads, in-app purchases and device support 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.
| Parameter | Sdui | Alori |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (53 ratings) — better | — |
| Positive reviews | 81.8% of reviews | — |
| Number of ratings | 53 — better | — |
| Update frequency | Every 5 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 52 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Sdui GmbH | Anatoliy Kovalchuk |
In-app purchases
Sdui
No in-app purchases
Alori
No in-app purchases








