TrueTrue vs 3D4DEAF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrueTrue
This educational app helps children grasp fundamental coding concepts through interactive robot control and card-based programming. It offers features for creating algorithms, composing music, and engaging in grid-based activities, all designed to make learning fun and accessible for aspiring innovators.
- Robot remote control
- Card coding for algorithms
- Music composition
- Grid-based activities
- Firmware updates
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TRUETRUE, optimized for Software Education, helps children understand and organize the basic principles of coding easily and interestingly. It is a perfect choice for children dreaming of innovators. This app helps to run TRUETRUE’s expanded functions. They are as below. Included apps and features: A. TRUEBOT Controller TRUEBOT Controller is an app that can remotely control TRUETRUE, the smartest coding education robot. B. TRUEBOT Color Card TRUEBOT Card helps to use card coding functions with mobile devices. (Card coding is a function to create algorithm with physical card set. Once it is put to the TRUETRUE’s mouth, it will move in the order that users create). C. TRUEBOT Music Card You can create simple 16 bar music with buzzer in TRUETRUE and App. D. TRUEBOT STEP TRUEBOT STEP is an app that supports various activities based on a grid (only for tablet pc). E. Firmware update If functions are changed or there are some revisions to TRUETRUE, You can update firmware with this app.
3D4DEAF
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The 3D4DEAF application aims to boost the entrepreneurial skills of users with deaf or hearing impairments by learning how to set up a business plan for social enterprise using scanned images.
Screenshots
Verdict
The clearest difference is update cadence: TrueTrue at every 6 weeks against 3D4DEAF's every 5 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.
TrueTrue ships an update every 6 weeks, 3D4DEAF every 5 months. The most recent releases landed on August 25, 2026 and September 17, 2026 respectively.
| Parameter | TrueTrue | 3D4DEAF |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 10 MB | 107 MB |
| Age rating | 4+ | 12+ |
| Developer | i-Scream Media CO.,LTD. | A&A EMPHASYS INTERACTIVE SOLUTIONS LIMITED |
In-app purchases
TrueTrue
No in-app purchases
3D4DEAF
No in-app purchases
