Federgraph vs Analyzing Classical Form
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Federgraph
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Federgraph is a function plotter app to visualize a special built in function z = f(x, y) in 3D. The physical model behind the app is a system of springs. The built in function produces a variety of colorful pictures, some of which appear to have a face. Changing the parameters of the physical model will trigger a recalculation of the image.
Analyzing Classical Form
Access musical scores and audio for every example in a classical form textbook. Includes supplementary examples for Part 1 of the book, offering a chapter-by-chapter learning experience.
- Chapter-by-chapter scores
- Audio content for musical examples
- Supplementary examples
- Part 1 materials included
- Textbook companion
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Welcome to the Analyzing Classical Form app! Chapter by chapter, the app provides the scores and audio content of every musical example printed in the text. As well, the app contains supplementary examples for the materials in Part 1 of the book.
Screenshots
Verdict
The clearest difference is update cadence: Federgraph at every 15 months against Analyzing Classical Form's every 67 months. 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.
Federgraph ships an update every 15 months, Analyzing Classical Form every 67 months. The most recent releases landed on October 26, 2026 and October 1, 2026 respectively.
| Parameter | Federgraph | Analyzing Classical Form |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (7 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 15 months — better | Every 67 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 120 MB |
| Age rating | 4+ | 4+ |
| Developer | Gustav Schubert | Mayank Sanganeria |
In-app purchases
Federgraph
No in-app purchases
Analyzing Classical Form
No in-app purchases
Questions
Is Federgraph free?
Is Analyzing Classical Form free?
Do Federgraph or Analyzing Classical Form have ads?
Which is updated more often, Federgraph or Analyzing Classical Form?
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