Blue vs Impero Backdrop
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blue
This app allows children to create and execute algorithms for a robot. It offers step-by-step and drag-and-drop programming, with features like repeats and 45-degree turns. Challenge modes introduce obstacles and limited controls for added difficulty.
- Step-by-step programming
- Drag and drop interface
- Repeat commands
- 45-degree turns
- Obstacle challenges
- Customizable voice commands
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Blue-Bot is one of the many loved members of the TTS Floor Robot family. The Blue-Bot app enables you to write an algorithm, send it and then Blue-Bot will follow your instructions. There are numerous features, which make writing algorithms both fun and educational. Use explore mode to develop algorithms: Step by step programming. Drag and drop programming. Include repeats to add efficiency. Program 45 degree turns. Challenge mode will add complexity into the algorithm: Blue-Bot will add random obstacles, adding complexity to the algorithm needed One or even two directional buttons can be removed Children can also record themselves saying a command and can assign it to a button on Blue-Bot. As the algorithm progresses, they will hear themselves giving the instructions. Please note to control a Blue-Bot floor robot your device must have Bluetooth.
Impero Backdrop
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Allows iOS devices to connect to Impero’s cloud-based classroom management solution Impero Classroom, supporting all major operating systems. Enable teachers to deliver digital learning anywhere, on any device. This client does not work with Impero's Education Pro or Edlink platforms.
Screenshots
Verdict
Blue and Impero Backdrop are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Blue ships an update every 3 months, Impero Backdrop every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | Blue | Impero Backdrop |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (7 ratings) — better | — |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.4 | 12.1 — better |
| Further details — not scored | ||
| Size | 130 MB | 63 MB |
| Age rating | 4+ | 17+ |
| Developer | TTS Group Limited | Impero Solutions Ltd |
In-app purchases
Blue
No in-app purchases
Impero Backdrop
No in-app purchases
