CRUMB
iOS app by Vital Group Limited. Productivity · Vital Group Limited
- Store rating
- 4.4 / 5
- Store rating count
- 139
- Download price
- 7.99 USD
- In-app purchases
- Unknown
- Version
- 1.0.3
- Listing last refreshed
- 2026-09-09
View the original store listing
Store description excerpt
CRUMB offers an easy to use and interactive introduction to electronic circuits Fully realised in 3D, you can construct prototype circuits as you would at the workbench without the risk of terminal component failure or the hassle of ordering individual components CRUMB comes with a great selection of components to allow you to jump straight in to creating prototype circuits With the catalogue available, it is possible to study the workings of transistors & audio filtering, all the way to programming an EEPROM to run a basic program For the beginner, it is possible to learn and understand the basics of interactivity, and for the enthusiast it is possible to analyse and perfect prototypes before constructing real world models Using the built in oscilloscope and analysis views, it is possible to see clearly the interaction between components from within the wires themselves Through community feedback and suggestion, there will be many more components and features added. For a full feature list and development schedule please visit the website http://www.crumbsim.com
Review coverage
AppRill has captured 0 reviews for this app. This is a collected sample, separate from the store rating count. Latest review capture: Not captured yet.
Recent captured chart positions
| Country | Chart | Category | Rank | Captured |
|---|---|---|---|---|
| BR | top-paid | Productivity | 30 | 2026-09-09 |
| MX | top-paid | Productivity | 30 | 2026-09-09 |
| US | top-paid | Productivity | 87 | 2026-09-09 |
| BR | top-paid | Productivity | 13 | 2026-09-08 |
| MX | top-paid | Productivity | 17 | 2026-09-08 |
Chart position, rating count and review coverage do not establish downloads, revenue or profit. Understand the differences.