CircoBuild vs Dura Control
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
CircoBuild
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Use the app to scan the product's QR-code to access its Digital Product Passports. An upcoming EU directive will require all products to have a Digital Product Passport, providing reliable sustainability data โ right down to the smallest component. With billions of products on the market, millions of manufacturers, and thousands of resellers. CircoBuild displays how third-party certifications (the Nordic Swan Ecolabel) are linked to product identities and can be displayed to various players in real-time. In a next step, any type of information can be linked to a product and show everything right from basic data on product properties to complex sustainability data on areas such as recyclability, climate impact from production, and contents of components.
Dura Control
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Motor Connection & Activation - Bluetooth Pairing: Connect seamlessly to your rear-drive motor via Bluetooth. Simply enable Bluetooth on your device and follow the in-app prompts. - Motor Wake-Up: To activate the motor, rotate the rear wheel more than one full circle. This wakes the system and prepares it for connection. - Initial Setup: Upon first connection, configure essential parameters such as wheel diameter and voltage to ensure optimal performance. Real-Time Monitoring & Configuration - Motor Status Display: View live motor data including voltage, current, and operational status directly in the app. - Custom Settings: Adjust wheel diameter, voltage, and other system parameters to match your bikeโs specifications and riding style. - Power Management: Use the switch nut to control motor power. Remove it when not in use to reduce battery consumption. Diagnostics & Troubleshooting - Error Code Detection: The app identifies and displays error codes such as: High/Low Voltage Overcurrent Sensor and Hall signal issues High temperature alerts - Troubleshooting Tips: Each error code comes with recommended actions, such as checking battery compatibility, restarting the motor, or contacting support.
Screenshots
Verdict
The clearest difference is iOS requirement: CircoBuild at 12.4 against Dura Control's 16. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CircoBuild | Dura Control |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.4 โ better | 16 |
| Further details โ not scored | ||
| Size | 8 MB | 20 MB |
| Age rating | 17+ | 4+ |
| Developer | GS1 Sweden AB | YU CHANG CHAO |
In-app purchases
CircoBuild
No in-app purchases
Dura Control
No in-app purchases









