GeoGebra CAS Calculator vs buchDB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GeoGebra CAS Calculator
This powerful algebra calculator helps users solve complex math problems, including equations, derivatives, and integrals. It offers advanced features like working with undefined variables and finding function points. Users can also access free learning activities and share their results.
- Solve equations
- Expand and factor expressions
- Find derivatives and integrals
- Work with undefined variables
- Computer algebra system (CAS)
- Function point analysis
- Table of values for functions
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Easily solve math problems with our powerful algebra calculator. Millions of people around the world use GeoGebra to learn math and science. Join us! • Solve equations • Expand and factor expressions • Find derivatives and integrals • Work with undefined variables • Experience our powerful computer algebra system (CAS) • Get special points of functions: roots, min, max, intersections • Create a table of values for functions • Do regression with best-fit lines • Search for free learning activities directly from our app • Save and share your results with friends and teachers We’d love to hear from you: send us your questions or feedback via Twitter @geogebra or via https://help.geogebra.org
buchDB
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buchDB helps schools organize teaching materials and books by providing a user-friendly and intuitive solution. The app enables a quick and seamless process for recording, borrowing, and returning books—without any complicated steps. You always have a clear overview of who has which books, which copies are available, and which are still in circulation. Thanks to its clear structure and simple operation, buchDB is perfectly suited for everyday school life. Features: - Management of books and copies - Efficient scanning via QR code - Management of checkouts and returns - You get an overview of all active checkouts. - Organize students and classes
Screenshots
Verdict
The clearest difference is update cadence: buchDB at every 11 days against GeoGebra CAS Calculator's monthly. 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.
GeoGebra CAS Calculator ships an update monthly, buchDB every 11 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.
| Parameter | GeoGebra CAS Calculator | buchDB |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (14 ratings) — better | — |
| Positive reviews | 64.3% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Monthly | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 104 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | GeoGebra GmbH | f5p UG (haftungsbeschraenkt) |
In-app purchases
GeoGebra CAS Calculator
No in-app purchases
buchDB
No in-app purchases
Questions
Is GeoGebra CAS Calculator free?
Is buchDB free?
Do GeoGebra CAS Calculator or buchDB have ads?
Which is updated more often, GeoGebra CAS Calculator or buchDB?
Other comparisons
