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Quick overview
STM32 Finder is a free iPhone app built for engineers and developers working with STM32 Arm Cortex-M and Cortex-A devices. It helps you browse STMicroelectronics’ full lineup of microcontrollers and microprocessors and simplifies the part-selection process so you can identify suitable chips or development boards faster.
Main selection tools
The app provides flexible search and filtering to narrow candidates by the characteristics you care about most:
- Memory capacity and peripheral sets (UART, SPI, ADC, timers, etc.)
- CPU clock rate and performance class
- Core family (Cortex‑M vs Cortex‑A) and core revision
- Other attributes such as package type, operating voltage, and power modes
Documentation and offline use
STM32 Finder gives quick access to key technical resources so you can work without always being online:
- Datasheets, reference manuals, and application notes available directly from each device page
- Offline access to stored documentation so you can consult specs and guides when disconnected
- Direct links to example code snippets and development board references
Community and collaboration
The app also helps you connect with peers and learning resources:
- Shortcuts to STM32 community channels on social platforms for discussion and troubleshooting
- Links to forums, tutorials, and official ST support pages to accelerate development
Alternatives and related tools
If you want to try something different, consider these options:
- Peripherals-focused browsers and web-based selectors that emphasize pinouts and hardware blocks
- General MCU comparison tools that cover multiple vendors and include benchmarking
- Vendor apps and datasheet aggregators that offer offline libraries and search filters
Conclusion
Overall, STM32 Finder is a compact, practical tool for anyone selecting or developing with STM32 microcontrollers. Its searchable filters, integrated documentation, offline capability, and community links make it useful throughout the design and prototyping cycle.
Technical
- iPhone
- Free