40IP vs Use Better
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
Use Better
Organize your personal belongings and share them with friends and neighbors. Discover items available in your community and contribute to a more sustainable lifestyle by reusing and sharing.
- AI-powered inventory management
- Personal item cataloging
- Community item sharing
- Discover items from neighbors
- Sustainable living focus
- Friend and family sharing
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Use Better is inventory management app to create and manage your personal inventory. Unlock the Power of Sharing: Enhance Your Life with Trusted Friends and Neighbors! Welcome to the future of maintaining and organizing your inventory, where you can access a world of useful items right at your fingertips. Say goodbye to unnecessary purchases and hello to a vibrant community of sharing. Discover - Explore a treasure trove of items shared by your neighbors and friends. Share - Lend a hand and offer your items to help others in your community. Sustainable Living - Join us in making the world a better place by reusing and sharing. Join our sharing revolution today and transform the way you live. Embrace the spirit of community and sustainability. Together, we can create a brighter, more connected, and eco-friendly world.
Screenshots
Verdict
The clearest difference is update cadence: Use Better at every 3 months 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, Use Better every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | 40IP | Use Better |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 18 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 81 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | TRIZ Consulting Group GmbH | HTOH Solutions LLC |
In-app purchases
40IP
No in-app purchases
Use Better
No in-app purchases









