40IP vs Alango.de
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
40IP
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40 Inventive Principles in one app. Speed up your idea generation process using the 40 Inventive Principles from the TRIZ toolbox. The theory of inventive problem solving, developed by Genrich Altshuller, offers a plethora of tools for generating innovative ideas to solve inventive problems. The 40 Inventive Principles are probably the best-known tool for taking the broader view when working on a task. 40IP contains the 40 Inventive Principles, explained by more than 400 illustrated examples, bundled as a compact reference for every situation. Use it to resolve technical as well as physical contradictions and take advantage of a wide variety of suggestions to increase your idea output. Features: - 40 Inventive Principles - 400+ illustrated examples - Engineering Contradiction (Altshuller Matrix, Matrix 2003) - Physical Contradiction
Alango.de
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Alango Deutschland ist Ihr Partner in Werkzeug und Zubehör. Mit der Alango App ist es ab jetzt noch einfacher unsere Produktpalette zu genießen. Hier findet Ihr alles zum Thema Werkzeug. Von Bohrmaschinen zu Schleifmaschinen bis hin zu Messgeräten. Alango lässt in Bezug auf Werkzeug keine Frage offen.
Screenshots
Verdict
The clearest difference is update cadence: Alango.de at every 3 weeks against 40IP's every 18 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.
40IP ships an update every 18 months, Alango.de every 3 weeks. The most recent releases landed on October 11, 2026 and December 23, 2025 respectively.
| Parameter | 40IP | Alango.de |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 18 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 81 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | TRIZ Consulting Group GmbH | Code Assets GmbH |
In-app purchases
40IP
No in-app purchases
Alango.de
No in-app purchases







